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One Piece Toilets Comparison - October 2025
| 1 Best Choice  9.6Exceptional | 2 Best Value  9.5Excellent | 3  9.4Excellent |
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ModelDeer Valley Elongated One Piece Toilet for Bathrooms, Comfort Seat Height 17", Dual Power Flush Toilet 1.1/1.6 GPF MAP 900g, DV-1F52102 | Model Swiss Madison SM-1T254 St. Tropez One Piece Toilet Dual Tornado Flush 0.8/1.28 GPF with Soft Closing Seat, Comfort Height | Model HOROW T0338W Compact One Piece Toilet with Comfort Chair Seat ADA Height 17.3", Elongated Dual Flush 0.8/1.28 GPF and MAP 1000g, Standard White Toilet Bowl |
BrandDeer Valley | Brand Swiss Madison | Brand HOROW |
Reviews | Reviews  | Reviews |
Tech Specs | ||
ShapeElongated | Shape Elongated | Shape Oblong Elongated |
SizeElongated | Size 26.6 x 15 x 31 inches | Size 26.6 x 15 x 26 |
Included Componentstoilet, toilet seat, flush valve, wax ring, floor bolts | Included Components Wax Ring, Toilet Seat, Installation Hardware | Included Components Pre installed Flush Valve X 1, Floor Bolts 1 Set, Quick Release Elongated Toilet Seat X 1, High quality Wax Ring X 1, Installation Instruction X 1, Chair Height Toilet X 1 |
ColorWhite | Color Glossy White | Color White toilet |
MaterialCeramic | Material Ceramic | Material 100 Ceramics |
Product Dimensions27.63D x 15.13W x 30.75H | Product Dimensions 26.6 x 15 x 31 inches | Product Dimensions 26.6 x 15 x 26 inches |
Item Weight97 pounds | Item Weight 120 pounds | Item Weight 99 pounds |
Review- | Review | Review |
Available On | Available On   | Available On |
Our Top 3 Picks
Here are the top 3 recommended products with more information to help you find the right product for you
9.6
1Deer ValleyDeer Valley Elongated One Piece Toilet for Bathrooms, Comfort Seat Height 17", Dual Power Flush Toilet 1.1/1.6 GPF MAP 900g, DV-1F52102
Main highlights- Soft Closing & Quick Release Seat: The modern toilet for bathrooms comes with a soft closing PP seat, which closes quietly and slowly. Avoiding any clattering when you use the tall toilet. The toilet seat also has a quick-release design, which is very easy to get the toilet seat off to tighten or clean.
- Powerful Flush Toilet: With Siphonic Flushing technology, this one piece toilet has two flush options: full flush 1.6 Gpf, and light flush 1.1 Gpf. Great performance flush score of 900 grams and fully-glazed 2" trapway bring a super quiet and powerful flush with no clogs.
- Package Included: Toilet, soft closing toilet seat, high-quality wax ring, pre-installed flush valve, floor bolts, and installation instructions. Also with a supply line connector (adapter) for you to connect the supply line and toilet.
- Easy to Clean and Install: With concealed trapway, a Seamless One-piece toilet bowl is designed to stay clean and easy to wipe down. Offering a sleek look and easy cleaning. Two big installation access on the side allows the plumber to install this toilet much easier.
- Comfort Modern Toilets for Bathroom: DeerValley elongated one-piece toilet 27.63 x 15.13 x 30.75 inches, Elongated comfort height bowl for luxury and convenience.
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9.5
2Swiss Madison
Swiss Madison SM-1T254 St. Tropez One Piece Toilet Dual Tornado Flush 0.8/1.28 GPF with Soft Closing Seat, Comfort Height
Why we love it
Modern design
Clean, sleek look
Fully skirted trapway
Main highlights- Soft Closing Seat closes gently and quietly
- Size: 27 x 15.12 x 31.18 inches.Dual flush with high-performance gravity 1.1 / 1.6 gallon per flush (gpf).16” bowl height..Batteries Required:no
- Seamless porcelain one-piece with an easy-to-clean design
- Quick-Release seat can be unlatched from the toilet for easy removal and convenient cleaning; no tools required
- Elongated comfort height bowl for luxury and convenience.
- Dual-flush with high-performance Vortex 1.1 / 1.6 gallons per flush (GPF)
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9.4
3HOROW
HOROW T0338W Compact One Piece Toilet with Comfort Chair Seat ADA Height 17.3", Elongated Dual Flush 0.8/1.28 GPF and MAP 1000g, Standard White Toilet Bowl
Why we love it
ADA compliant
Saves water
Easy to install
Main highlights- Water Saving Performance: Siphon Flushing. Dual Flush 0.8/1.28 GPF. A 1.28-gallon flush provides significant water savings of up to 16,500 gallons per year, compared to a 3.5-gallon toilet, without sacrificing performance
- Warranty: HOROW values each customer's shopping experience and believes in the quality of our products, therefore our toilets come with lifetime after-sales service and 1-year limited warranty. Our customer service center will respond to messages within 12 hours.
- Superior Quality Seat: This comfortable seat height toilet comes with a soft closing PP seat, which closes quietly and slowly, effectively reducing the noise of going to the toilet at night. The elongated toilet seat is also fixed with screws, making sure your seat will not come loose from the toilet bowl.
- Map Flush 1000 Grams: Great Maximum Performance Flush score of 1000 grams, meets Water Sense criteria. Fully-glazed 2" trapway. Such a powerful and water-saving toilet bowl comes from our research and development of innovative toilet plumbing structures
- Luxurious Toilets for Bathrooms: Seamless, one-piece toilets design makes a statement with its clean lines and low profile. This compact elongated toilet measures just 26.6 inches deep by 15 inches wide and 26 inches high (entire height), ensuring plenty of room for comfort in a bathroom space.
- Easy to Install: Two big opening holes on the side to fix the toilet much easier. Installing a new modern toilet isn't as hard as it sounds. All you need are a few hours and a plumber. Installation video explanations will make the installation process easier
- Chair Height Toilet: ADA Compliant. Features 17.3"+ seat height from floor to seat. Comfortable height seating, ideal for the elderly and individuals with disabilities which makes sitting down and standing up easier.
Our ranking system
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Features
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Popularity
Our system also considers the popularity of products, analyzing factors such as market presence, reputation, and user satisfaction. By leveraging AI, we capture a comprehensive picture of a product's standing in the market, which may not always be evident through traditional testing.
Value for money
AI allows us to compare products based on attributes like price, specifications, and user feedback, helping to determine their value for money. This data-driven approach offers an efficient and reliable way to assess how products stack up against one another in terms of cost-effectiveness.
