Finding the best compact toilet can completely change how your small bathroom looks and feels.
Whether you’re remodeling a tiny apartment, upgrading an RV, or trying to maximize every inch in your guest bath, the right toilet should save space without sacrificing comfort, performance, or style.
Table of Contents
In this guide, we’ll break down the top-rated compact toilets, what features to look for, and how to pick the perfect one for your home.
Comparison Table: Best Compact Toilets for Small Bathrooms
Feature | HOROW T0338W Compact Toilet | WinZo WZ5079 Compact Toilet | SOTOMO MY-2133 Compact Toilet |
|---|---|---|---|
Brand | HOROW | WinZo | SOTOMO |
Design Type | One-Piece Elongated | One-Piece Short Design | One-Piece Round Compact |
Dimensions (D × W × H) | 26.6″ × 15″ × 26″ | 22.8″ × 14″ × 29.1″ | 25″ × 13.4″ × 28.4″ |
Rough-In Size | 10” or 12” Options | 12” Only | 12” Only |
Seat Height | 17.3″ (ADA Chair Height) | 16″ (Standard Height) | 16.5″ (Standard Height) |
Flush Type | Dual Flush (0.8 / 1.28 GPF) | Dual Flush (0.8 / 1.6 GPF) | Dual Flush (1.1 / 1.6 GPF, Avg. 1.28 GPF) |
Trapway | 2” Fully Glazed | 3.15” Extra Large Trapway | 2” Fully Glazed |
Material | High-Grade Ceramic | Vitreous Ceramic | High-Fired Ceramic |
Seat Type | Soft-Close PP Seat (Included) | Soft-Close Seat (Included) | Upgraded UF Soft-Close Seat (Scratch-Resistant) |
Style | Sleek, Modern Skirted Design | Ultra-Short Modern Design | Modern Skirted Round Design |
Installation | Easy Side Access, Includes Hardware | Easy Side Holes for Bolts | Pre-Installed Components, Includes Hardware |
Water Efficiency | WaterSense Certified | High Efficiency | Eco-Friendly (Avg. 1.28 GPF) |
Ideal For | Small Bathrooms, ADA Use | Tiny Powder Rooms, RVs | Small Homes, Guest Bathrooms |
Special Features | MAP 1000g Flush Performance | Compact 22.8” Depth | Upgraded UF Seat, Easy Cleaning |
Warranty | 1-Year + Lifetime Support | 1-Year Limited | 12-Month Warranty + Lifetime Service |
Price |
Quick Takeaways
- Best for Accessibility: HOROW T0338W — ADA height and comfort-friendly.
- Best for Ultra-Tight Spaces: WinZo WZ5079 — just 22.8” deep, perfect for micro bathrooms.
- Best for Modern Minimalist Look: SOTOMO MY-2133 — sleek skirted design and upgraded UF seat.
Top 3 Best Compact Toilets for Small Bathrooms
1. HOROW Compact One Piece Toilet – Best for Accessibility
The HOROW T0338W Compact One-Piece Toilet is one of the best choices for homeowners looking to maximize small bathroom space without sacrificing comfort or performance.
Its sleek, seamless design measures just 26.6″ deep by 15″ wide, fitting perfectly into tight layouts while offering the full comfort of an elongated bowl and ADA-compliant chair-height seat (17.3″).
Equipped with a dual flush system (0.8/1.28 GPF) and an impressive MAP score of 1000 grams, this toilet delivers powerful, clog-free flushing while conserving water.
The siphon flushing system ensures quiet operation and effective waste removal, while the soft-close seat adds a touch of luxury.
Installation is straightforward, thanks to accessible side openings and clear instructions—ideal for DIY-friendly homeowners. Its WaterSense-certified efficiency and durable ceramic build make it a smart, long-term investment for small bathrooms, guest baths, or powder rooms.
Pros:
- Compact yet comfortable elongated design
- ADA-compliant height for easy sitting and standing
- Dual flush (0.8/1.28 GPF) saves water efficiently
- MAP 1000g performance ensures powerful, clean flush
- Easy installation with side access holes
- Soft-closing seat included
Cons:
- Slightly heavier than other compact toilets (99 lbs)
- Seat design may feel narrow for larger users
The HOROW T0338W perfectly blends style, comfort, and performance in a compact footprint. It’s one of the best compact toilets for small bathrooms, especially if you want ADA height, powerful flushing, and water efficiency—all in one sleek, modern unit.
2. WinZo Compact One Piece Toilet – Best for Ultra-Tight Spaces
The WinZo Compact One-Piece Toilet (Model WZ5079) is a top-rated solution for tiny bathrooms, powder rooms, or small guest spaces.
With a depth of just 22.8 inches, this ultra-short design saves valuable floor space while maintaining full functionality and modern aesthetics. Its sleek, skirted design and concealed trapway give any small bathroom a clean, contemporary upgrade.
Despite its compact size, the WinZo WZ5079 offers powerful performance with its dual flush system (0.8/1.6 GPF) and an extra-large 3.15-inch trapway that ensures a fast, clog-free flush. The double cyclone flushing system cleans the entire bowl efficiently with minimal noise. A soft-close seat is included, adding convenience and preventing loud slams.
With an easy 12-inch rough-in installation and accessible side holes for mounting, homeowners can enjoy a stress-free setup process. Built from durable ceramic, this small yet strong toilet offers long-lasting performance and excellent water efficiency for eco-conscious households.
Pros:
- Extremely compact (just 22.8″ deep) — ideal for tiny bathrooms
- Modern, skirted one-piece design with hidden trapway
- Dual flush (0.8/1.6 GPF) for water savings
- Large 3.15” trapway prevents clogging
- Quiet and powerful cyclone flushing system
- Includes soft-close, quick-release seat
- Easy DIY-friendly installation
Cons:
- Standard seat height (16″) may be low for taller users
- Not compatible with 10” rough-in setups
The WinZo WZ5079 Compact One-Piece Toilet combines style, strength, and space-saving efficiency in a modern design. If you’re upgrading a small bathroom, powder room, or RV, this toilet delivers exceptional flushing power and sleek aesthetics — making it one of the best compact toilets for small bathrooms.
3. SOTOMO Compact One Piece Toilet – Best for Modern Minimalist Look
The SOTOMO MY-2133 is a purpose-built compact toilet that blends a space-saving footprint with reliable flushing performance.
At 25″ deep × 13.4″ wide, this one-piece, skirted round toilet is engineered for tiny bathrooms, powder rooms, and tight remodels where every inch counts. It ships with an upgraded UF (urea-formaldehyde) soft-close seat, a fully glazed 2″ trapway, and a dual-flush system that averages about 1.28 GPF, balancing efficiency and power.
Quick Specs:
- Dimensions: 25″ D x 13.4″ W x 28.4″ H
- Rough-in: 12″
- Flush: Dual-flush (1.6 / 1.1 GPF) — average ~1.28 GPF
- Material: Vitreous ceramic (high-temp fired)
- Seat: UF soft-close, quick-release (included)
- Trapway: 2″ fully glazed
Pros
- Extremely space-efficient — ideal for very small bathrooms and powder rooms.
- Low average water use (~1.28 GPF) thanks to the dual-flush system.
- Skirted one-piece design looks modern and is easier to clean (fewer crevices).
- Durable vitreous ceramic with high-temp firing for stain and scratch resistance.
- Upgraded UF soft-close seat included — more premium and resistant to yellowing.
- Includes installation hardware (wax ring, bolts) and pre-installed components for easier setup.
Cons
- Round/smaller bowl may feel less roomy than elongated models.
- 12″ rough-in only — not compatible with 10″ rough-in bathrooms.
- Seat height (16.5″) may be low for taller users or those preferring ADA/universal height.
- Limited high-end features (no integrated bidet, no heated seat) — designed for compact practicality.
The SOTOMO MY-2133 is one of the best compact toilets for small bathrooms if you want a clean, low-maintenance, and water-efficient solution.
It’s an excellent choice for tight powder rooms, guest bathrooms, or rental units where space and reliability matter most. If you need extra comfort or accessibility, consider a compact model with comfort/ADA height; otherwise the SOTOMO delivers strong value and performance in a tiny footprint.
Key Features to Look for in a Compact Toilet
Choosing the right compact toilet isn’t just about size—it’s about balancing comfort, efficiency, and design. Here are the key features to keep in mind before buying:
Size and Dimensions
The first thing to check is the depth and width of the toilet. For small bathrooms or powder rooms, look for models with a depth under 27 inches and a narrow tank design. This ensures maximum legroom and easier movement within tight spaces.
Pro Tip: Measure your bathroom carefully before purchasing — especially the distance between the wall and door swing.
Rough-In Size
The rough-in is the distance from the wall to the toilet’s outlet pipe. Most compact toilets use a 12-inch rough-in, but some models (like the HOROW T0338W) offer 10-inch options for older homes or tighter fits. Choosing the right rough-in ensures seamless installation without extra plumbing work.
Flushing System & Water Efficiency
Compact toilets can still be powerful. Look for models with:
- Dual flush options (e.g., 0.8/1.28 GPF) to save water.
- Siphon jet or tornado flush systems for strong, clog-free performance.
- WaterSense certification means the toilet meets EPA standards for water efficiency.
Efficient flushing saves thousands of gallons per year without compromising performance.
Seat Height & Comfort
Comfort matters—even in small spaces.
- Standard height: around 15–16 inches, ideal for most users.
- ADA (Chair) height: 17–19 inches, easier for seniors or people with mobility challenges.
Also, choose a soft-close seat to reduce noise and prevent slamming, especially for nighttime use.
Design & Style
A sleek, one-piece design with a skirted base looks modern and is much easier to clean. Compact elongated or round bowls help save space while maintaining comfort.
White ceramic finishes remain the most popular, but matte and glossy options are also trending for modern bathrooms.
Ease of Cleaning
Cleaning a toilet shouldn’t be a chore. Go for models with:
- Fully glazed trapways to prevent stains and buildup.
- Skirted sides for smooth surfaces.
- High-fired ceramic glaze that resists scratches and discoloration.
Ease of Installation
Compact toilets are designed for DIY-friendly installation. Many models include:
- Pre-installed flushing systems.
- Side access holes for easy bolt fixing.
- All necessary mounting hardware.
If you’re upgrading an old toilet, check that the new model’s rough-in and drain outlet match your existing setup.
Durability & Warranty
A compact toilet is an investment — so look for brands that offer long-term warranties (1 year or more) and reliable customer support. Solid ceramic or vitreous china construction ensures your toilet remains durable and crack-free for years.
Final Tip
The best compact toilet for you depends on your space constraints, budget, and comfort preference. Whether you prioritize ADA height, minimal design, or maximum water savings, today’s compact models deliver premium performance without taking up extra room.
Installation Tips for Compact Toilets
- Measure twice, install once: Make sure the new toilet fits your rough-in distance.
- Seal properly: Use a wax ring or wax-free seal to prevent leaks.
- Level the base: Uneven floors can cause rocking — use shims if necessary.
- Test flush before sealing: Always check for leaks before final tightening.
Frequently Asked Questions
What size toilet is best for a small bathroom?
For small bathrooms, a compact toilet with a depth under 27 inches is ideal. Some ultra-compact models, like the WinZo WZ5079, measure just 22–23 inches from the wall — perfect for tight spaces or powder rooms. Look for designs with a narrow tank or round bowl to maximize floor space without sacrificing comfort.
Are compact toilets comfortable to use?
Yes! Many compact toilets are designed for comfort despite their smaller size. Choose models with an ADA-compliant height (17–19 inches) or elongated bowl for better seating ergonomics. The HOROW T0338W, for instance, combines a compact design with chair-height seating — ideal for both small spaces and ease of use.
Do compact toilets have powerful flushing systems?
Absolutely. Modern compact toilets use dual-flush, siphon jet, or tornado flush systems to deliver strong, clog-free performance while conserving water. Look for options rated MAP 1000g or higher — these are tested to remove up to 1,000 grams of waste in a single flush. Many also meet EPA WaterSense standards for efficiency.
What’s the difference between a round and an elongated compact toilet?
Round bowls are shorter and better suited for tight bathrooms or half-baths.
Elongated bowls offer a more comfortable sitting area, often preferred for everyday use.
If your space allows even a few extra inches, a compact elongated model can give you both comfort and efficiency — like the Sotomo MY-2133.
How do I install a compact toilet in my bathroom?
Compact toilets are typically easy to install and come with all necessary mounting hardware. Here’s what to check before installation:
Confirm your rough-in size (usually 12 inches).
Ensure the water supply line is accessible.
Follow the brand’s included instructions or video guide.
If you’re not comfortable with plumbing work, hiring a licensed plumber ensures a leak-free, secure setup.
Final Thoughts: Which Compact Toilet Is Right for You?
Choosing the best compact toilet depends on your space, comfort preferences, and budget — but all three options we reviewed deliver impressive performance for small bathrooms.
No matter which model you choose, each of these compact toilets proves you don’t need to sacrifice performance, comfort, or aesthetics to save space. With efficient flushing systems, easy installation, and durable ceramic construction, they’re all excellent investments for creating a more functional, space-saving bathroom.