For most small bathrooms, I’d start with the DeerValley Compact One-Piece Toilet with 12-inch rough-in and dual flush: its stated 0.8/1.28 GPF options and compact design make it a strong all-around fit. The WinZo 23-inch Smart Toilet stands out for buyers who want a built-in bidet, while the American Standard Compact Cadet 3 is a simpler choice from an established brand. The main tradeoffs are overall footprint versus bowl comfort, and extra features versus easier installation and upkeep. A toilet labeled compact can still conflict with a door swing, vanity, or existing plumbing, so dimensions matter more than the label. Read on for how these 11 models differ and which one best fits your bathroom and priorities.
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Key Takeaways
- The DeerValley 12-inch rough-in model is the clearest all-around pick because the listing pairs a compact design with dual-flush 0.8/1.28 GPF operation and a soft-close seat.
- Smart features add a different kind of value, not a smaller footprint by default: the WinZo 23-inch model is the standout for an integrated bidet, but buyers should check its full dimensions and power requirements.
- Several listings emphasize comfort height, including Casta Diva and HOROW models; these may suit easier sitting and standing better than a lower-profile toilet, but the bowl height still needs to work for household members.
- Dual flush appears across multiple picks, from DeerValley and WinZo to BayRoll and HOROW, while the American Standard Cadet 3 lists a single 1.28 GPF flush.
- One-piece and skirted designs can simplify visible surfaces, but the lineup does not provide complete dimensions for every model, so verify rough-in, projection, and side clearance before ordering.
| DeerValley Compact One-Piece Toilet with Soft-Close Seat, 12-Inch Rough-Front, Dual Flush 0.8/1.28 GPF, White |  | Best Overall for Water-Saving Compact Design | Model: DV-2F52531 | Wall protrusion: 24.6 inches | Bowl shape: Round | VIEW ON AMAZON | See Our Full Breakdown |
| WinZo 23-Inch Compact Smart Toilet with Built-In Bidet Seat |  | Best Smart Features for a Tight Footprint | Model: SM8007-1 | Dimensions: 23 × 14 × 18.5 inches | Weight: 76 pounds | VIEW ON AMAZON | See Our Full Breakdown |
| DeerValley Compact One-Piece Toilet with Dual Flush and Soft-Close Seat |  | Best for a Complete Installation Kit | Model: DV-1F52812-AMZ | Dimensions: 24.61 × 12.99 × 27.76 inches | Weight: 78 pounds | VIEW ON AMAZON | See Our Full Breakdown |
| CANEST GF-002 Compact One-Piece Toilet, White |  | Best for Easy-Release Seat Cleaning | Model: GF-002 | Dimensions: 23.5 × 15 × 27.2 inches | Rough-in: 12 inches | VIEW ON AMAZON | See Our Full Breakdown |
| Casta Diva Elongated One-Piece Toilet with 17.2-Inch Comfort Height |  | Best Comfort-Height Pick | Model: CD-W001 | Dimensions: 26.9 × 15 × 19.3 inches | Bowl shape: Elongated | VIEW ON AMAZON | See Our Full Breakdown |
| WinZo WZ5089WB Compact One-Piece Toilet with Dual Flush |  | Best for the Shortest Footprint | Dimensions: 23 × 15 × 28.75 inches (D × W × H) | Weight: 100 pounds | Material: Porcelain | VIEW ON AMAZON | See Our Full Breakdown |
| HOROW T0338W One-Piece Elongated Toilet with 17.3-Inch Chair Height and Dual Flush |  | Best for Chair-Height Comfort | Dimensions: 26.6 × 15 × 26 inches (D × W × H) | Weight: 99.2 pounds | Bowl shape: Elongated | VIEW ON AMAZON | See Our Full Breakdown |
| Casta Diva Elongated One-Piece Toilet with 17-Inch Comfort Height Seat |  | Best for a Narrower Elongated Fit | Dimensions: 27.17 × 14.37 × 25.39 inches (D × W × H) | Material: Ceramic | Seat material: Polypropylene | VIEW ON AMAZON | See Our Full Breakdown |
| American Standard Compact Cadet 3 One-Piece Elongated Toilet with Slow-Close Seat, White, 1.28 GPF |  | Best for Replacing a Round-Front Toilet | Dimensions: 27.69 × 15 × 27.38 inches (D × W × H) | Weight: 92.3 pounds | Bowl shape: Elongated | VIEW ON AMAZON | See Our Full Breakdown |
| BayRoll One-Piece Modern Toilet, ADA 17″ Seat Height, Dual Flush, 12″ Rough-In, Fully Skirted with Soft-Close Seat |  | Best for Efficient Chair-Height Flushing | Dimensions: 25.5 × 14.7 × 27 inches (D × W × H) | Material: Ceramic | Seat height: 17 inches, ADA compliant | VIEW ON AMAZON | See Our Full Breakdown |
| DeerValley Compact One-Piece Elongated Toilet with Soft-Close Seat |  | Best Easy-Clean Compact Pick | Model: DV-1F52807 | Dimensions: 23.5 × 15.75 × 26 in (D × W × H) | Bowl shape: Elongated | VIEW ON AMAZON | See Our Full Breakdown |
| compact toilets for small bathroom | Dimensions | Rough-in | Material | Model |
|---|---|---|---|---|
| DeerValley Compact One-Piece T | — | 12 inches | — | DV-2F52531 |
| WinZo 23-Inch Compact Smart To | 23 × 14 × 18.5 inches | 12 inches | Porcelain | SM8007-1 |
| DeerValley Compact One-Piece T | 24.61 × 12.99 × 27.76 inches | 12 inches | — | DV-1F52812-AMZ |
| CANEST GF-002 Compact One-Piec | 23.5 × 15 × 27.2 inches | 12 inches | — | GF-002 |
| Casta Diva Elongated One-Piece | 26.9 × 15 × 19.3 inches | 12 inches | — | CD-W001 |
| WinZo WZ5089WB Compact One-Pie | 23 × 15 × 28.75 inches (D × W × H) | 12 inches | Porcelain | — |
| HOROW T0338W One-Piece Elongat | 26.6 × 15 × 26 inches (D × W × H) | — | Ceramic | — |
| Casta Diva Elongated One-Piece | 27.17 × 14.37 × 25.39 inches (D × W × H) | 12 inches | Ceramic | — |
| American Standard Compact Cade | 27.69 × 15 × 27.38 inches (D × W × H) | — | Vitreous china | — |
| BayRoll One-Piece Modern Toile | 25.5 × 14.7 × 27 inches (D × W × H) | 12 inches | Ceramic | — |
| DeerValley Compact One-Piece E | 23.5 × 15.75 × 26 in (D × W × H) | — | Ceramic | DV-1F52807 |
More Details on Our Top Picks
DeerValley Compact One-Piece Toilet with Soft-Close Seat, 12-Inch Rough-Front, Dual Flush 0.8/1.28 GPF, White
At 24.6 inches of wall protrusion, this DeerValley is a strong fit when floor space is tight but you still want a conventional round-bowl toilet. Its 0.8/1.28 GPF dual flush gives you a lower-volume option for liquid waste, unlike the DeerValley DV-1F52812-AMZ, whose dual-flush settings are 1.1/1.6 GPF. The fully skirted trapway also means fewer exposed contours to clean, and the soft-close seat avoids a loud lid drop in a small, echo-prone bathroom. The tradeoff is its approximately 17-inch seat height, which may feel low compared with comfort-height options such as the Casta Diva CD-W001. I’d choose this model for compactness and water efficiency, not for users who need an easier-to-rise seat or want a straightforward DIY installation.
Pros:- 24.6-inch wall protrusion helps preserve floor space
- 0.8/1.28 GPF dual flush offers a lower-volume setting than the other DeerValley model listed here
- Fully skirted trapway reduces hard-to-reach exterior crevices
- Soft-close seat limits lid noise
Cons:- Approximately 17-inch seat height may feel low beside comfort-height alternatives
- Installation may require professional assistance
Best for: Owners of small bathrooms who want a short-projection round bowl, a clean-lined exterior, and a low-volume dual flush.
Not ideal for: Taller users or anyone with limited mobility who prefers a higher seat, and buyers seeking a simple installation without professional help.
- Model:DV-2F52531
- Wall protrusion:24.6 inches
- Bowl shape:Round
- Flush rates:0.8 GPF half flush / 1.28 GPF full flush
- Seat height:Approximately 17 inches
- Rough-in:12 inches
- Trapway:Fully skirted
- Construction:One-piece ceramic
Our verdict“Choose this DeerValley if minimizing projection and flush volume matters more than having a taller seat or the simplest installation.”
WinZo 23-Inch Compact Smart Toilet with Built-In Bidet Seat
The WinZo combines a 23-inch depth with a built-in bidet and touch-free functions, making it the most feature-rich small-bathroom pick in this group. Automatic opening, flushing, and closing, plus a foot sensor, can reduce reaching around a cramped room; the heated seat, warm-water cleaning, and night light add convenience without a separate bidet attachment. It is shorter than the DeerValley models listed here, while offering substantially more electronics than the basic CANEST GF-002. That extra convenience brings practical dependencies: the manual emergency flush requires 9V batteries, sold separately, and the listing advises checking fit and design compatibility before purchase. I’d favor it when smart functions are worth the added setup and upkeep, but skip it if you want a simpler toilet with fewer powered features to manage.
Pros:- 23-inch depth is the shortest stated depth among these five options
- Automatic lid functions and foot sensor reduce touchpoints in a tight room
- Adjustable warm-water bidet, heated seat, and warm-air drying are built in
- Night light and remote add convenience without separate accessories
Cons:- Emergency manual flush requires 9V batteries that are not included
- Smart functions add more setup and maintenance considerations than the basic CANEST GF-002
- Fit and design compatibility should be checked before purchase
Best for: Small-bathroom owners who want an integrated bidet, heated seat, and touchless operation in a compact-depth toilet.
Not ideal for: Buyers who prefer a conventional, low-complexity toilet or do not want to manage battery backup and powered features.
- Model:SM8007-1
- Dimensions:23 × 14 × 18.5 inches
- Weight:76 pounds
- Rough-in:12 inches
- Installation:Floor mounted
- Material:Porcelain
- Bidet functions:Adjustable warm water, multiple cleaning modes, warm-air drying
- Emergency flush:Manual flush requires 9V batteries; batteries not included
Our verdict“Pick the WinZo if you want a space-conscious smart toilet with an integrated bidet and are comfortable with its added electronic dependencies.”
DeerValley Compact One-Piece Toilet with Dual Flush and Soft-Close Seat
This DeerValley is a practical small-bathroom choice if you want a round bowl and skirted exterior without moving into smart-toilet complexity. Its listed depth is 24.61 inches, nearly matching the other compact DeerValley, but its 1.1/1.6 GPF flush uses more water per flush than that model’s 0.8/1.28 GPF system. The distinction is useful: this version includes a wax ring, hardware, decorative covers, and an installation manual, so buyers can start with more of the basic fitting pieces on hand. At 78 pounds, though, it is not an easy one-person lift, and its standard-height seat will not offer the raised seating of the Casta Diva CD-W001. I’d choose it for a conventional compact setup with included installation components, not for the lowest water use or easiest handling.
Pros:- 24.61-inch depth and round bowl suit smaller bathrooms
- Skirted design presents fewer exposed surfaces to clean
- Includes wax ring, seat, hardware, and installation manual
- Dual flush lets users choose between two flush volumes
Cons:- 1.1/1.6 GPF settings use more water than the other DeerValley model’s 0.8/1.28 GPF settings
- 78-pound weight can make handling and installation difficult
- Standard-height seat may be less accessible than the Casta Diva CD-W001
Best for: Renovators replacing a standard 12-inch rough-in toilet who want a compact round bowl and a package that includes basic installation components.
Not ideal for: Buyers prioritizing the lowest listed flush volume, a comfort-height seat, or a toilet they can move and position alone.
- Model:DV-1F52812-AMZ
- Dimensions:24.61 × 12.99 × 27.76 inches
- Weight:78 pounds
- Bowl shape:Round
- Flush system:Dual flush, 1.1/1.6 GPF
- Rough-in:12 inches
- Seat material:Polypropylene
- Warranty:1 year
Our verdict“Choose this model if included fitting components and a compact round-bowl layout matter more to you than the lowest flush volume or a taller seat.”
CANEST GF-002 Compact One-Piece Toilet, White
The CANEST GF-002 keeps the feature set focused: its 23.5-inch depth, one-piece ceramic body, and dual-flush siphon system suit a small bathroom without adding the powered controls found on the WinZo. Its quick-release soft-close seat is the standout for routine cleaning, since the seat can be removed without tools rather than worked around in a tight space. Compared with the DeerValley DV-2F52531, it has a slightly shorter stated depth, but its 1.1/1.6 GPF flush settings are less water-sparing than that DeerValley’s 0.8/1.28 GPF options. The 15-inch width and 23.5-inch depth are compact, though the smaller overall feel may not suit people who want a roomier seat. I’d pick it for easy cleaning and simple operation, not for the lowest water use.
Pros:- 23.5-inch depth fits space-constrained layouts
- Quick-release seat can be removed without tools for cleaning
- One-piece construction and stain-resistant glaze simplify exterior care
- Dual-flush siphon system offers two flush settings
Cons:- 1.1/1.6 GPF settings use more water than the DeerValley DV-2F52531’s flush options
- Compact dimensions may feel less spacious than a full-size toilet
Best for: People updating a small bathroom who value a removable seat for cleaning and want a straightforward one-piece toilet without smart features.
Not ideal for: Buyers seeking the lowest listed flush volume or a more spacious-feeling toilet.
- Model:GF-002
- Dimensions:23.5 × 15 × 27.2 inches
- Rough-in:12 inches
- Construction:One-piece ceramic
- Flush type:Dual-flush siphon
- Flush volume:1.1/1.6 GPF
- Seat:Soft-close, quick-release
- Color:White
Our verdict“Choose the CANEST if easy seat removal and a compact, conventional design matter more than the lineup’s lowest flush rates.”
Casta Diva Elongated One-Piece Toilet with 17.2-Inch Comfort Height
The Casta Diva serves a different small-bathroom need: it pairs an elongated bowl and 17.2-inch seat height with a listed 26.9-inch depth. That depth is greater than the 23- to 24.61-inch compact options here, so it gives up some front-to-back clearance for a more generous bowl shape and a higher seat. Its 1.0 GPF air-pressure-assisted siphon flush is also distinct from the dual-flush systems on the DeerValley and CANEST models, while foot-kick or side-button controls offer two ways to operate it. The system is not electric, but its air-pressure-assisted mechanism may be less familiar than a conventional flush. This is the better fit when seating comfort matters more than the smallest footprint; for a particularly narrow bathroom, I’d look first at the WinZo or CANEST.
Pros:- 17.2-inch seat height offers a more raised seating position than the listed standard-height DeerValley model
- Elongated bowl provides a roomier shape than the round-bowl compact options
- 1.0 GPF flush uses less water per flush than the 1.1/1.6 GPF systems listed here
- Foot-kick and side-button controls provide two flush-operating options
Cons:- 26.9-inch depth is longer than the other compact models in this batch
- Air-pressure-assisted flush mechanism differs from the conventional dual-flush alternatives
Best for: Adults who prefer a higher seat and elongated bowl but still need a one-piece toilet for a bathroom with a standard 12-inch rough-in.
Not ideal for: Buyers with very limited front-to-back clearance who need the shortest toilet projection in this group.
- Model:CD-W001
- Dimensions:26.9 × 15 × 19.3 inches
- Bowl shape:Elongated
- Seat height:17.2 inches
- Flush rate:1.0 GPF
- Flush type:Air-pressure-assisted siphon flush
- Flush controls:Foot-kick or side button
- Rough-in:12 inches
Our verdict“Choose the Casta Diva when a higher seat and elongated bowl outweigh the need for the shortest possible projection.”
WinZo WZ5089WB Compact One-Piece Toilet with Dual Flush
At 23 inches deep, this WinZo is the shallowest option in this group, making it a strong fit for a powder room or other bathroom where front-to-back clearance matters most. It is notably shorter than the American Standard Compact Cadet 3 at 27.69 inches deep, though that model offers an elongated bowl designed to fit a round-front footprint. The WinZo adds a 0.8/1.6 GPF dual flush, so users can choose a lower-volume flush for liquid waste, and its 3.15-inch trapway is wider than the HOROW T0338W’s 2-inch trapway. The tradeoffs are practical: its 12-inch rough-in limits placement, and at 100 pounds it will be awkward to move into a tight room. Choose it for compact depth, not for an easy solo installation.
Pros:- 23-inch depth saves front-to-back space compared with the other listed models.
- Dual flush offers 0.8 and 1.6 GPF options.
- 3.15-inch trapway and 360-degree flushing design support waste movement.
- Soft-close, quick-release seat simplifies everyday use and seat removal.
Cons:- Requires a 12-inch rough-in, so it will not fit every existing layout.
- Its 100-pound weight makes handling and installation difficult in a confined bathroom.
- A 16-inch seat height is lower than the chair-height seats on the HOROW, Casta Diva, and BayRoll.
Best for: Owners of very shallow powder rooms or RV bathrooms with a compatible 12-inch rough-in who want dual-flush control.
Not ideal for: Anyone with a 10-inch rough-in or a DIY installer who needs a lighter toilet that is easier to maneuver alone.
- Dimensions:23 × 15 × 28.75 inches (D × W × H)
- Weight:100 pounds
- Material:Porcelain
- Installation:Floor-mounted, one-piece
- Rough-in:12 inches
- Seat height:16 inches
- Flush volume:0.8 or 1.6 GPF; average 1.28 GPF
- Trapway diameter:3.15 inches
- Included components:Soft-close seat, pre-installed fill and flush valves, wax ring, floor bolts, plastic caps, and side hole covers
Our verdict“Pick the WinZo when the room’s 23-inch depth is the deciding constraint and the 12-inch rough-in matches.”
HOROW T0338W One-Piece Elongated Toilet with 17.3-Inch Chair Height and Dual Flush
The HOROW makes more sense for buyers who need an easier seat height than for those chasing the smallest footprint. Its 17.3-inch seat can make sitting down and standing up more comfortable, while the elongated bowl offers a roomier feel than the compact round-style alternative. At 26.6 inches deep, it is longer than the WinZo WZ5089WB, so the WinZo remains the better choice when every inch of clearance counts. A skirted exterior hides the sides of the trapway, reducing awkward surfaces to clean, and the dual flush gives users a 1.1 GPF option. Check the rough-in version before ordering: this model is offered for either 10- or 12-inch layouts. Its nearly 100-pound weight also makes installation a two-person job for many households.
Pros:- 17.3-inch seat height supports easier sitting and standing.
- Elongated bowl offers more seating room than a compact round-front shape.
- Skirted one-piece exterior has fewer exposed contours to clean.
- Dual flush includes a 1.1 GPF option and installation components are included.
Cons:- At 26.6 inches deep, it is substantially deeper than the 23-inch WinZo.
- The correct 10- or 12-inch rough-in version must be selected for the bathroom.
- Its 99.2-pound weight can complicate transport and installation.
Best for: Households prioritizing a higher, elongated seat and easier exterior cleaning, with a rough-in that matches the selected version.
Not ideal for: Buyers with extremely shallow bathrooms, or anyone unwilling to verify the 10- or 12-inch rough-in before purchase.
- Dimensions:26.6 × 15 × 26 inches (D × W × H)
- Weight:99.2 pounds
- Bowl shape:Elongated
- Seat height:17.3 inches
- Flush volume:1.1 or 1.6 GPF
- Trapway:Fully glazed, 2 inches
- Rough-in options:10 or 12 inches
- Material:Ceramic
- Warranty:1-year limited warranty
Our verdict“Choose the HOROW if chair-height comfort and a skirted exterior matter more than the shortest possible depth.”
Casta Diva Elongated One-Piece Toilet with 17-Inch Comfort Height Seat
The Casta Diva pairs an elongated bowl with a relatively narrow 14.37-inch width, which can help when side-to-side clearance is tight but a round bowl is not preferred. It measures 27.17 inches deep, so it is not the pick for the shortest front-to-back footprint; the WinZo WZ5089WB is four inches shallower. Its 17-inch seat height is closer to chair height than the WinZo’s 16-inch seat, and the 1.1/1.6 GPF dual flush provides a lower-volume setting for liquid waste. A skirted one-piece body and quick-release, soft-close seat reduce cleaning hassle. The main fit limitation is its fixed 12-inch rough-in, and its stated compact dimensions still need to be checked against the actual doorway and clearance around the bowl.
Pros:- 14.37-inch width suits bathrooms with limited side-to-side clearance.
- 17-inch seat height offers a more chair-like position than the WinZo WZ5089WB.
- Dual flush provides 1.1 and 1.6 GPF settings.
- Skirted one-piece design and quick-release seat make routine cleaning simpler.
Cons:- 27.17-inch depth is not as space-saving front to back as the 23-inch WinZo.
- Requires a 12-inch rough-in.
- Elongated bowl still needs adequate front clearance in a small room.
Best for: Buyers who want an elongated, chair-height toilet with a narrower body and have a standard 12-inch rough-in.
Not ideal for: Bathrooms where front-to-back clearance is the main problem, or layouts using a nonstandard rough-in.
- Dimensions:27.17 × 14.37 × 25.39 inches (D × W × H)
- Material:Ceramic
- Seat material:Polypropylene
- Seat height:17 inches
- Flush volume:1.1 GPF for liquids; 1.6 GPF for solids
- Rough-in:12 inches
- Installation:Floor-mounted
- Certification:cUPC
Our verdict“Choose the Casta Diva when a narrower elongated profile and 17-inch seat matter more than minimum depth.”
American Standard Compact Cadet 3 One-Piece Elongated Toilet with Slow-Close Seat, White, 1.28 GPF
This American Standard is the most useful option here for a bathroom that already has a round-front toilet footprint but where the owner wants an elongated bowl. Its space-saving elongated design is intended to fit that tighter footprint, while the WinZo WZ5089WB remains shorter overall at 23 inches deep. At 27.69 inches deep, the Cadet 3 still needs a careful clearance check; its advantage is the bowl shape, not the smallest dimensions in this group. The 1.28 GPF single flush avoids choosing between flush buttons, and the EverClean surface is designed to help inhibit stains and odor-causing buildup. Unlike the dual-flush Casta Diva or BayRoll, it offers no lower-volume liquid setting. Its one-piece body weighs 92.3 pounds, so installation may still call for help.
Pros:- Elongated bowl is designed to fit the space of a round-front toilet.
- EverClean surface helps inhibit stains and odor-causing buildup.
- Uses 1.28 GPF and includes a slow-close seat and installation kit.
- One-piece construction leaves fewer gaps around the base and tank.
Cons:- At 27.69 inches deep, it is deeper than the WinZo and needs a careful clearance check.
- Single-flush operation lacks the lower-volume choice offered by the dual-flush models.
- The 92.3-pound unit may be difficult to maneuver during installation.
Best for: Homeowners replacing a round-front toilet who want an elongated bowl and a single, 1.28 GPF flush.
Not ideal for: Buyers who need the shallowest possible toilet or want dual-flush volume choices.
- Dimensions:27.69 × 15 × 27.38 inches (D × W × H)
- Weight:92.3 pounds
- Bowl shape:Elongated
- Flush rate:1.28 GPF (4.8 L per flush)
- Material:Vitreous china
- Installation:Floor-mounted
- Flush lever:Left-hand
- Included components:Slow-close seat, metal trip lever, wax ring, bolt caps, and EZ-Install Kit
Our verdict“Pick the Cadet 3 when you want an elongated bowl in a round-front replacement footprint and can accommodate its depth.”
BayRoll One-Piece Modern Toilet, ADA 17″ Seat Height, Dual Flush, 12″ Rough-In, Fully Skirted with Soft-Close Seat
BayRoll combines a 17-inch ADA-compliant seat with the lowest stated flush option in this group: 0.9 GPF for a light flush and 1.28 GPF for a full flush. That makes it a more efficiency-focused chair-height pick than the HOROW T0338W, whose dual-flush settings start at 1.1 GPF. Its 25.5-inch depth is also shorter than the HOROW’s 26.6 inches, though it cannot match the 23-inch WinZo when depth is the overriding constraint. The fully skirted body and quick-release seat ease cleaning, but BayRoll’s fit requirements deserve extra attention: it needs a 12-inch rough-in and a specific angle-valve position. The water supply pipe and floor flange are not included, and professional installation is recommended for buyers without plumbing experience.
Pros:- 17-inch ADA-compliant seat height supports easier sitting and standing.
- Dual flush offers 0.9 and 1.28 GPF settings.
- At 25.5 inches deep, it is shallower than the HOROW T0338W.
- Fully skirted body and quick-release soft-close seat simplify cleaning.
Cons:- Requires a 12-inch rough-in and specific angle-valve positioning.
- Water supply pipe and floor flange are not included.
- Professional installation may be preferable for buyers without plumbing experience.
Best for: Buyers seeking a chair-height toilet with low dual-flush volumes who have a compatible 12-inch rough-in and plumbing layout.
Not ideal for: DIY beginners, bathrooms with restricted valve placement, or anyone needing a very shallow 23-inch toilet.
- Dimensions:25.5 × 14.7 × 27 inches (D × W × H)
- Material:Ceramic
- Seat height:17 inches, ADA compliant
- Rough-in:12 inches
- Flush volume:0.9 or 1.28 GPF
- Flush system:MAP 1000g siphon flush
- Seat:Soft-close, quick-release
- Included components:Bolt kit, hinge kit, wax ring, and water supply pipe connector
Our verdict“Choose BayRoll for chair-height comfort and low dual-flush volumes if its valve placement and 12-inch rough-in fit your bathroom.”
DeerValley Compact One-Piece Elongated Toilet with Soft-Close Seat
At 23.5 inches deep, this DeerValley is a practical choice when bathroom floor space is tight but you still want an elongated bowl. Its fully skirted ceramic exterior has fewer exposed contours to wipe than a more traditional base, while the soft-close seat lifts off for easier cleaning around the hinge area. Compared with the similarly compact DeerValley dual-flush models in this roundup, this one keeps operation simple with a single 1.28 GPF flush; that saves water relative to older, higher-volume toilets, but gives you no lower-volume flush option. The glazed 2 3/8-inch trapway is designed to help reduce clogging, though it does not remove the need for suitable plumbing and regular maintenance. At 86.2 pounds, it may take two people to position during installation, so its compact footprint does not mean a lightweight setup.
Pros:- 23.5-inch depth helps conserve floor space while retaining an elongated bowl
- Fully skirted ceramic sides simplify routine exterior cleaning
- 1.28 GPF flush uses less water than older, higher-volume toilet systems
- Quick-release, soft-close seat is easier to remove for cleaning and closes quietly
Cons:- Single-flush operation lacks the lower-volume option available on the lineup’s dual-flush models
- 86.2-pound weight can make lifting and positioning during installation challenging
Best for: Homeowners with a narrow bathroom who want an easy-to-clean, elongated one-piece toilet and prefer straightforward single-flush operation.
Not ideal for: Buyers who want dual-flush water choices or need to install the toilet alone; its 86.2-pound weight can make positioning difficult.
- Model:DV-1F52807
- Dimensions:23.5 × 15.75 × 26 in (D × W × H)
- Bowl shape:Elongated
- Flush rate:1.28 GPF
- Flush type:Single flush
- Trapway:2 3/8 in, fully glazed
- Material:Ceramic
- Installation:Floor-mounted
- Weight:86.2 lb
Our verdict“Choose this DeerValley if an easy-clean skirted base and compact elongated profile matter more to you than dual-flush flexibility or easy solo installation.”
How We Picked
I ranked these toilets around the constraints that shape a small-bathroom purchase: verified fit information, useful flushing details, seat comfort, and practical upkeep. A named rough-in, dual-flush figures, comfort-height measurements, or a stated compact length gave a listing more decision value than a general compact label. I also considered whether features such as a soft-close seat, skirted trapway, or built-in bidet could solve a real buyer need rather than simply add complexity.
The order favors models with the clearest combination of space-conscious design and useful specifications, then separates specialized options from simpler choices. A smart toilet can rank well for feature-focused buyers without being the best fit for every tight room, and comfort height does not automatically mean a shorter toilet. Product listings do not supply every dimension or installation detail, so I treat missing measurements as something buyers must confirm—not as proof of fit. I give no model a blanket fit guarantee based on its compact description alone.
| compact toilets for small bathroom | Model | Bowl shape | Material |
|---|---|---|---|
| DeerValley Compact One-Piece T | DV-2F52531 | Round | — |
| WinZo 23-Inch Compact Smart To | SM8007-1 | — | Porcelain |
| DeerValley Compact One-Piece T | DV-1F52812-AMZ | Round | — |
| CANEST GF-002 Compact One-Piec | GF-002 | — | — |
| Casta Diva Elongated One-Piece | CD-W001 | Elongated | — |
| WinZo WZ5089WB Compact One-Pie | — | — | Porcelain |
| HOROW T0338W One-Piece Elongat | — | Elongated | Ceramic |
| Casta Diva Elongated One-Piece | — | — | Ceramic |
| American Standard Compact Cade | — | Elongated | Vitreous china |
| BayRoll One-Piece Modern Toile | — | — | Ceramic |
| DeerValley Compact One-Piece E | DV-1F52807 | Elongated | Ceramic |
Factors to Consider When Choosing Compact Toilets For Small Bathrooms
Before choosing among these models, I’d treat the room, plumbing, and household needs as one connected fit problem. These broader checks can prevent a toilet that looks compact on a listing from crowding the bathroom or creating installation surprises.
Measure the Full Clearance, Not Just the Toilet Length
Measure from the finished wall behind the toilet to the front edge of the bowl, then check the width available between nearby walls, a vanity, and the shower. Include the space needed for the bathroom door to open and for a person to sit and stand comfortably. A short projection does not help if the tank or bowl crowds a cabinet at the side. Check the manufacturer’s dimensional drawing for the exact model, since product names and photos rarely show every clearance. Also confirm whether listed dimensions include the seat and any protruding hardware. For very narrow rooms, sketching the toilet footprint and door arc on the floor can reveal a conflict before delivery.
Match the Rough-In to Existing Plumbing
The rough-in is the distance from the finished wall to the center of the floor drain, and a mismatch can turn a straightforward replacement into plumbing work. Measure from the wall itself, not from the baseboard, and check whether the toilet listing specifies the rough-in for the exact configuration. The DeerValley model with a stated 12-inch rough-in offers a clearer starting point for that common setup, but the rest of the lineup still requires model-specific confirmation. Do not assume every compact toilet uses the same rough-in just because the bowl looks similar. If the measurement is unusual or the drain is offset, ask a plumber to confirm compatibility before ordering. This check can matter more than a small difference in overall length.
Choose Bowl Shape and Height for the People Using It
Elongated bowls can offer more sitting room, while rounder, shorter profiles may leave extra floor space in a cramped bathroom. Comfort-height models, such as the listed Casta Diva and HOROW options, may make sitting down and standing up easier for some adults. A taller seat can feel less comfortable for shorter users or children, so household needs should guide the decision rather than the label alone. Check the stated height from the finished floor to the seat, not only the bowl measurement. Also consider whether the added bowl length would reduce walking space or interfere with a door. In a shared bathroom, it can help to prioritize everyday comfort over the smallest possible footprint.
Decide Whether Extra Features Earn Their Space and Complexity
A built-in bidet can reduce the need for a separate accessory and add useful functions, but smart toilets may require a nearby electrical outlet and more involved setup. Confirm the outlet location, electrical requirements, and access for service before choosing that route. Dual-flush controls give users a choice between flush volumes, while a single-flush model may be simpler for households that prefer fewer controls. Soft-close seats reduce slamming, and skirted bases can make the exterior easier to wipe, but neither feature guarantees simpler repairs or installation. Compare the daily benefit of each extra with its maintenance and setup demands. If the room is already difficult to service, a simpler model may be the more practical choice.
Think Through Installation, Access, and Future Maintenance
One-piece toilets have a continuous tank-and-bowl form, which can reduce seams on the outside but may be awkward to move through a narrow doorway. Measure the delivery path, including stair turns and bathroom entry, before arranging installation. Check the weight and handling guidance in the product documentation, and plan for a helper or professional if access is tight. Ask whether replacement seats, flush parts, and other service components are available for the exact model. A skirted exterior may look easier to clean, but some designs can make access to the trapway or bolts less direct. Comparing service access now can prevent a frustrating repair later.
Separate Water Use Claims From Real-World Fit
Flush figures help compare listed water use, but they do not answer whether the toilet will fit the room or suit local plumbing conditions. The DeerValley dual-flush listing states 0.8/1.28 GPF, while the American Standard Cadet 3 lists 1.28 GPF; those figures describe different flush setups, not a complete measure of performance. Review the manufacturer’s installation and performance information, and check local requirements before purchase. Avoid choosing by the lowest number alone if household use, maintenance, or plumbing compatibility is uncertain. Look for a clear specification sheet and warranty details, especially when a listing omits dimensions or replacement-part information. The best choice balances water use with dependable fit and serviceability.
Frequently Asked Questions
How can I tell whether a compact toilet will fit my bathroom?
Compare the manufacturer’s full dimensions with your measured space, including projection from the wall, width, and height. Check clearance around the toilet and trace the bathroom door’s swing to see whether it hits the bowl. Confirm the rough-in measurement from the finished wall to the drain center, since a compact shape cannot compensate for incompatible plumbing. If the listing does not show a dimension drawing, request one before purchase. For a tight room or unusual drain placement, a plumber can confirm fit before you commit.
Is a 12-inch rough-in the same as a compact toilet?
No. A 12-inch rough-in describes the distance between the finished wall and the center of the floor drain; it does not describe the toilet’s overall length or width. A toilet can have a 12-inch rough-in and still project farther into the room than another model. The DeerValley pick with a stated 12-inch rough-in makes that plumbing detail clear, but you still need its complete dimensions. Measure your existing rough-in and compare it with the exact model’s specifications. Treat rough-in and room footprint as separate checks.
Should I choose an elongated bowl if my bathroom is very small?
An elongated bowl can feel more spacious to sit on, but its additional projection may reduce walking room in a narrow bathroom. A shorter bowl can preserve floor clearance, though it may feel less roomy for some users. Compare actual dimensions rather than relying on the bowl-shape label, since models vary. Also check the gap between the toilet and the vanity, tub, or door after installation. If several people use the bathroom, comfort may be worth a small footprint tradeoff; for a tight powder room, clearance may matter more.
Does a smart toilet make sense in a small bathroom?
It can, especially if an integrated bidet is useful and you do not want a separate attachment taking up space. The WinZo 23-inch model is the lineup’s feature-focused option, but its stated length alone does not establish total fit. Check the full dimensions, electrical requirements, outlet placement, and access for cleaning and repairs. A smart model may add setup and maintenance needs compared with a standard dual-flush toilet. Choose it when the functions solve a regular household need, not solely because the room is small.
Is a comfort-height toilet a good choice for every household?
No. A taller seat may make sitting and standing easier for many adults, but it can feel too high for shorter users or children. The Casta Diva and HOROW listings provide seat-height figures, which gives buyers a useful comparison point, but household fit still varies. Check the finished seat height and try a similar height if possible before choosing. In a shared bathroom, think about who uses it most and whether a step stool would be needed. Comfort height should be a personal-fit decision, not a default upgrade.
Conclusion
For the best overall balance, I’d choose the DeerValley Compact One-Piece with the stated 12-inch rough-in and 0.8/1.28 GPF dual flush, after confirming its full footprint. The best value-oriented pick is the WinZo WZ5089WB for buyers who want a compact one-piece with dual flush and do not need smart functions. For a premium, feature-led choice, the WinZo 23-inch Smart Toilet is the option to investigate, provided the electrical setup and complete dimensions work. Beginners replacing a standard toilet may prefer the American Standard Compact Cadet 3 for its straightforward single-flush specification and slow-close seat. For specific needs, choose a Casta Diva or HOROW comfort-height model for a taller seat, or the BayRoll for its stated 17-inch seat height and skirted design. My final advice is to compare exact dimensions and rough-in before deciding: in a small bathroom, confirmed fit beats a compact label.
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