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5 Best One Piece Toilets of 2026

Last Updated - 2026/04/03

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

DeerValley

DeerValley Elongated One-Piece Toilet Matte Black, 1.1/1.6 GPF Dual Flush, Soft Close Seat, 17" ADA Comfort Height, 12" Rough-in (DV-1F0027)

DeerValley

CA$479.00

More Details
Main highlights
- Simplified Installation: Two large side access panels for easy plumbing connections. Includes supply line adapter (fits 1/2" or 7/8" lines) and pre-installed soft-closing seat.
- Powerful & Efficient Dual Flush: 1.1 GPF (light) / 1.6 GPF (heavy) siphonic flushing system achieves MaP 1000g certification. Enhanced vortex power and fully glazed 2" trapway ensure clog-free, quiet performance.
- Nettoyage Facile: Surface auto-nettoyante entièrement émaillée et conduit caché. Courbes lisses sans recoins pour un essuyage rapide et sans effort.
- Livraison Sécurisée: Emballage renforcé "military-grade" testé aux chocs. Garantie d'arrivée en parfait état. Soutien client DeerValley satisfaction.
- Installation Simplifiée: Deux grandes trappes d'accès latérales. Inclut adaptateur de tuyau d'arrivée d'eau (1/2" ou 7/8") et siège à fermeture douce pré-installé.
- Easy-Clean Design: Fully glazed, self-cleaning surface and concealed trapway eliminate dirt traps. Smooth, seamless curves make wiping effortless for hassle-free maintenance.
- Damage-Proof Delivery: Engineered with military-grade reinforced packaging, rigorously drop-tested to guarantee your toilet arrives pristine.
- Confort & Élégance: Siège à hauteur confort 43 cm conforme ADA avec dossier ergonomique. Finition noire mate haut de gamme et design monobloc pour une esthétique moderne et un nettoyage simplifié.
- Comfort & Elegance: 17-inch ADA-compliant comfort height seat with backrest design. Premium matte black finish and one-piece construction offer a sleek, modern look with seamless cleaning.
- Chasse Double Puissante & Économique: Système siphonique 4.2/6.0 LPF (léger/lourd) certifié MaP 1000g. Vortex renforcé et conduit de 5 cm émaillé garantissent performance silencieuse sans obstruction.
CA$479.00
2
Best Value

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

HOROW

HOROW T0338WBC Elongated One Piece Toilet Bisque, ADA Toilet 17.3" with Comfortable Chair Height Seat, Modern Toilet for Bathroom, Dual Flush 0.8/1.28 GPF & MAP 1000g, 12" Rough-in Toilet Bowl Bisque

HOROW

CA$439.00

More Details
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.
- Powerful Flushing: Fully-glazed 2" trapway. Such a powerful and water saving toilet bowl comes from our research and development of innovative toilet plumbing structures.
- 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"+ height from floor to seat. Comfortable height seating, ideal for the elderly and individuals with disabilities which makes sitting down and standing up easier.
- Bisque Toilets: Elegant design with bisque color will create your bathroom with more modern feeling. Standard 12" Rough-in one piece toilet, with top dual flush button. This compact elongated toilet measures just 26.6 inches deep by 15 inches wide and 26 inches high, ensuring plenty of room for comfort in a bathroom space.
CA$439.00
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Swiss Madison Well Made Forever

Swiss Madison SM-1T254 St. Tropez One Piece Toilet Dual Tornado Flush 0.8/1.28 GPF with Soft Closing Seat, Comfort Height

Swiss Madison Well Made Forever

CA$409.00

More Details
Main highlights
- Special holes to reach the bolts - includes bolt caps and wax ring
- Soft closing seat included
- Sleek and eye appealing modern design
- Modern design, clean, sleek look and compliment with different styles
- Fully skirted trapway - extremely easy to clean
CA$409.00
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

DeerValley

DeerValley Symmetry One Piece Toilet, Dual Flush 1.1/1.6 GPF Elongated Standard Toilet for Bathroom, Toilets with Comfortable Seat Height (Seat Included) (White)

DeerValley

CA$333.99

More Details
Main highlights
- Water-Saving High-Efficiency Performance: The high-efficiency dual-flush system delivers reliable, powerful performance while conserving water, helping you save thousands of gallons annually.
- Superior Quiet & Clog-Free Flushing: Our powerful siphonic dual-flush system (1.1/1.6 GPF / 4/6 LPF) is fully glazed and rigorously tested to flush 1000 grams of waste effectively. It ensures a quiet, powerful flush that prevents clogs and leaks.
- Sleek, Modern & Easy-Clean Design: Features a space-saving one-piece toilet with a seamless, concealed trapway. Its sleek lines and fully skirted design create a modern look that complements any bathroom while making cleaning effortless.
- Kit Complet & Installation Simplifiée: Le kit inclut la toilette avec siège à fermeture douce et clapet pré-installés, un joint de cire et les boulons. Deux tailles de raccordement d’alimentation (adaptateur 1/2" ou 7/8" inclus) simplifient le raccordement pour une installation aisée.
- Haute Performance Économe en Eau: Le système de double chasse haute efficacité offre une performance puissante et fiable tout en économisant l'eau, vous permettant de réduire votre consommation de milliers de litres par an.
- Durable Build with Warranty & Support: Built with sturdy, easy-clean materials and backed by a comprehensive promise: a 1-year limited warranty on the flushing mechanism and soft-close seat, plus lifetime after-sales service with 24/7 online support.
- Design Élégant, Moderne & Facile à Nettoyer: Toilettes monobloc gainant de place au design parfaitement intégré. Ses lignes épurées et sa jupe intégrale créent une esthétique moderne pour toute salle de bain tout en facilitant grandement le nettoyage.
- Construction Durable, Garantie & Support: Fabriqué avec des matériaux robustes et faciles à nettoyer, soutenu par une promesse complète : garantie limitée d'un an sur le mécanisme de chasse et le siège à fermeture douce, associée à un service après-vente à vie et un support en ligne 24h/24.
- Chasse d'Eau Puissante, Silencieuse & Anti-Bouchage: Notre système de chasse siphonique double (1.1/1.6 GPF / 4/6 LPF) entièrement émaillé et testé évacue efficacement 1000 grammes de déchets. Il garantit une chasse silencieuse, puissante et prévient les bouchons et fuites.
- All-Inclusive Package & Easy Installation: The complete kit includes the toilet with pre-installed soft-close seat and flush valve, wax ring, and bolts. Two sizes of supply line inlets (1/2" or 7/8" adapter included) simplify connection for straightforward installation.
CA$333.99
5

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

WinZo

WinZo ML80W-G Elongated Dual Flush One Piece Toilet Low Profile 17.25" Comfortable Chair Height with Soft Closing Seat White With Golden Button

WinZo

CA$367.80

More Details
Main highlights
- [SLEEK DESIGN WITH LOW PROFILE] With its sleek and low-profile design, this one piece toilet fits perfectly in different bathroom settings, especially in spaces with limited top space. The elegant design adds a touch of sophistication to any bathroom, making it a versatile and practical choice for any home.
- [POWERFUL DUAL FLUSH] This one piece toilet features a powerful double cyclone flush system with low water consumption dual flush 0.8/1.6GPF (Average 1.28gpf) to help you save more water every year. Perfect for any modern bathroom setting, this golden button toilet is a must-have for eco-conscious consumers.
- [EASY TO CLEAN DESIGN AND EASY INSTALL] The skirted design of this one piece toilet eliminates corners and grooves, making it easy to clean and maintain. The double nozzle flushing function creates a powerful flush with less water, while the side holes offer easy access for fixing the floor bolts. This toilet is designed for effortless installation and long-lasting performance.
- [DIMENSION & REMINDER] Measuring at a length of 26.75 inches, width of 14.5 inches, and height of 24.5 inches, this one piece toilet has a standard 12-inch rough-in. Please note that due to its bowl design, this toilet is not compatible with most bidet seats. Before making your purchase, ensure that the design and dimensions are suitable for your needs.
- [COMFORTABLE SEAT HEIGHT] This one piece toilet features an extended bowl with a raised height of 17.25 inches, making it ADA compliant for added comfort and convenience. The quick-release and soft-closing toilet seat design ensures easy installation, removal, and maintenance, while the extended U-shaped bowl design provides a unique and stylish look.
CA$367.80

5 Best One Piece Toilets of 2026

DeerValley Elongated One-Piece Toilet Matte Black, 1.1/1.6 GPF Dual Flush, Soft Close Seat, 17" ADA Comfort Height, 12" Rough-in (DV-1F0027)

HOROW T0338WBC Elongated One Piece Toilet Bisque, ADA Toilet 17.3" with Comfortable Chair Height Seat, Modern Toilet for Bathroom, Dual Flush 0.8/1.28 GPF & MAP 1000g, 12" Rough-in Toilet Bowl Bisque

Swiss Madison SM-1T254 St. Tropez One Piece Toilet Dual Tornado Flush 0.8/1.28 GPF with Soft Closing Seat, Comfort Height

DeerValley Symmetry One Piece Toilet, Dual Flush 1.1/1.6 GPF Elongated Standard Toilet for Bathroom, Toilets with Comfortable Seat Height (Seat Included) (White)

WinZo ML80W-G Elongated Dual Flush One Piece Toilet Low Profile 17.25" Comfortable Chair Height with Soft Closing Seat White With Golden Button

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