Smart toilets: the integrated tier

First, the honest disclaimer

Most of the daily experience — warm wash, heated seat, dryer, night light — is available as a $400–$1,000 seat that bolts onto the toilet you already own. What the integrated tier sells is everything a seat can't: the low one-piece silhouette, auto flush, tank-free plumbing, and a bowl that cleans itself with more than optimism. If that pitch doesn't move you, keep your toilet and read our Washlet guide instead. Still here? Good, this tier is fun.

The field

The $999 outlier: HOROW T38

The HOROW T38 ($999) is the reason this page exists. Auto open/close lid, sensor auto flush, instant-heated wash, heated seat, warm-air dryer, UV bowl sterilization, deodorizer, night-and-mood lighting, a remote, and a foot-kick flush sensor — that is, feature-for-feature, the checklist of fixtures selling for five to twenty-six times its price. It's a 12-inch rough-in, carries a 2-year warranty, and its one honest gotcha is that flushing through a power outage requires a separately sold battery box.

The T38P ($1,299) adds ADA comfort height, dual flush, and a foam splash shield — the pick for anyone who finds standard-height seating genuinely difficult, or just wants the burlier spec. There's also a T38-PL ($859) that strips the UV and deodorizer to shave the price; it was sold out when we verified prices, which tells you something about demand at that number.

What you give up versus the establishment: TOTO's electrolyzed-water bowl chemistry, a decades-deep US service network, and resale-grade brand recognition. Whether that's worth $4,200 — the gap between the T38 and the cheapest NEOREST — is the entire question of this tier.

The establishment ladder: TOTO NEOREST

The NEOREST RS ($5,199) is the entry point, and it's the one to short-list: the full auto-everything experience, EWATER+ electrolyzed misting that measurably slows bowl grime, and TOTO's Unifit adapter so nonstandard rough-ins aren't a renovation. From there the ladder — AS ($9,043), LS ($11,720), NX1 ($15,269) — buys progressively more sculpture around substantially the same systems, until theNEOREST NX2 ($26,279) crowns it with ACTILIGHT photocatalytic bowl cleaning and a price with a car in it.

The party option: Kohler Numi 2.0

The Numi 2.0 ($8,625) takes the smart-home route instead: built-in Amazon Alexa, speakers, and programmable ambient lighting on top of the standard auto-everything base. No toilet needs a sound system. This one has a sound system. Some purchases are about joy.

The honest math

On a pure feature checklist, the $999 T38 and the $26,279 NX2 agree on nearly every line: lid opens itself, flush fires itself, water and seat and air are warm, the bowl fights its own grime. The extra ~$25,000 buys real but intangible things — ceramic and water chemistry refined over decades, a fixture that reads as architecture, a service tech who answers the phone in ten years. Those are legitimate luxuries. They are not more clean.

Which one, actually

• Default: HOROW T38 — the full smart-toilet experience at the price of a nice bidet seat. The dollars-per-feature winner of the entire category.
• Accessibility or heavier use: HOROW T38P — ADA height and dual flush for $300 more.
• Brand, chemistry, longevity: NEOREST RS — the cheapest ticket into TOTO's flagship line, and the sanest one.
• The showpiece: NEOREST NX2 or Numi 2.0 — at this altitude you're commissioning a statement, and you already know which statement you want to make.

One practical note for the whole tier: every unit here wants a GFCI outlet at the toilet, and you must measure your rough-in (center of the closet bolts to the finished wall — 12″ is standard, and it's what the Horows require) before ordering. The fanciest fixture in the world still has to fit the drain you own.