Comparison · Bathroom
TOTO vs Kohler toilets (2026): flush, bidets, smart toilets, and parts
TOTO leads on flushing and bidet seats. Kohler offers more styles and better big-box availability. Here’s how the two compare.
Our pick: TOTO for flushing and bidets; Kohler for design range and showroom-free buying
TOTO vs Kohler is the biggest rivalry in toilets. TOTO wins on flushing power and owns the bidet-seat market with its Washlet line. Kohler wins on style variety and retail availability and has made the flashiest intelligent toilets. Here’s how they compare for both standard and smart toilets.
| TOTO | Kohler | |
|---|---|---|
| Flush tech | Tornado Flush, Double Cyclone | Revolution 360 and others |
| Bowl glaze | CEFIONTECT | CleanCoat on select models |
| Bidet seats | Washlet S2 / S5 / S7A, C-series | PureWash, C3 series |
| Smart toilets | Neorest, Washlet+ integrated (G5A) | Veil, Numi 2.0, Eir |
| Sanitizing tech | eWater+ (electrolyzed water) | UV + electrolyzed water (Veil) |
| Where to buy | Plumbing supply, showrooms, online | Big-box stores, showrooms, online |
| Design range | Narrower, minimalist | Very broad |
Flush performance
Plumbers often recommend TOTO for its powerful, quiet flushes and few clogs, even at 1.0–1.28 gpf. Kohler’s Revolution 360 swirl flush has closed most of the gap, and its models often cost less at Home Depot and Lowe’s.
Bidet seats: Washlet vs PureWash
TOTO invented the modern Washlet and still has the deepest lineup. The S2, S5, and S7A cover tankless warm water from about $420 to $1,050, with eWater+ on higher models. Kohler’s PureWash and C3 seats are well made and fit Kohler’s skirted toilets better.
Smart toilets: Neorest vs Veil and Numi
TOTO’s Neorest focuses on hygiene and comfort: eWater+, automatic everything, and a famously clean bowl. Kohler’s Veil matches it on cleaning tech with UV and electrolyzed water, and the Numi 2.0 adds Alexa, speakers, and lighting. If you want the smartest toilet, go Kohler. If you want the best toilet, go TOTO.
Parts and service
Both brands have long-lived parts programs. Kohler parts are easier to find at hardware stores. TOTO parts usually come from plumbing supply houses or online. For smart toilets, confirm that a local authorized technician services the model before you buy.
Questions we get
Which is better, Kohler or TOTO?
TOTO is generally preferred by plumbers for flush performance and by bidet fans for Washlet seats and Neorest toilets. Kohler offers more design choices, is easier to find at big-box stores, and makes excellent intelligent toilets like the Veil and Numi.
Can you put a TOTO bidet on a Kohler toilet?
Usually yes. TOTO Washlets fit most standard round or elongated toilets with standard bolt spacing. Skirted or one-piece toilets with unusual rims, including some Kohler models, may not fit. Check TOTO’s compatibility guidance and measure first.
Why are TOTO toilets popular?
Strong, quiet flushing (Tornado and Double Cyclone systems), CEFIONTECT glaze that resists buildup, long reliability, and the Washlet bidet ecosystem.
Which TOTO toilet seat is best?
The TOTO Washlet S5 is the best balance of tankless warm water, presets, and price. The S7A adds eWater+ for the bowl and an auto lid. The S2 is the budget TOTO tankless.
What are common problems with TOTO toilets?
Mostly ordinary wear: flappers and fill valves on tank models. On Washlets and Neorest units, the usual service items are nozzle cleaning and water filter changes.