Ecovacs Deebot T90S Omni
A slightly cheaper T90S roller-mop robot for mixed-floor homes; check the price gap to the T90S Pro Omni before buying.
Amazon $799.99$799.99
The Ecovacs Deebot T90S Omni is the better robot vacuum overall, rated 4.2 to 3.9.
Prices were last checked November 3, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Dyson Spot+Scrub Ai
Best for homes with mostly hard floors that want a hot-washed roller mop and a bag-free dock; carpet-heavy and pet homes will get more from cheaper rivals.
Amazon $799.99$799.99
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Ecovacs Deebot T90S Omni | Dyson Spot+Scrub Ai |
|---|---|---|
| Overall rating | 4.2/5 | 3.9/5 |
| Cleaning 30% | 71 not yet tested; estimated from 10 tested Ecovacs robots and the median of the 70 tested robots | 37 measured 76% of sand from carpet, 80.5% of pet hair, some hair tangled (0.3) |
| Value 25% | 50 $800 | 50 $800 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent |
| Navigation 15% | 100 LiDAR + camera | 100 LiDAR + camera |
| Mopping 10% | 95 Roller, lifts 15 mm, extends to edges | 90 Roller, lifts 10 mm, extends to edges |
Independent tests
Ecovacs Deebot T90S Omni
No independent test published yet.
Dyson Spot+Scrub Ai
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 76% | 80.5% | 0.3 | 846 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Specifications
| Ecovacs Deebot T90S Omni | Dyson Spot+Scrub Ai | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 35,000 Pa | 18,000 Pa |
| Main brush | anti-tangle main brush (ZeroTangle 4.0) | anti-tangle silicone brush bar |
| Extending side brush | No | - |
| Mopping | ||
| Mop | Roller, lifts 15 mm, extends to edges | Roller, lifts 10 mm, extends to edges |
| Mop lift | 15 mm | 10 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | Yes |
| Hot-air drying | Yes | Yes |
| Detergent dosing | Yes | Yes |
| Navigation & app | ||
| Navigation | LiDAR + camera | LiDAR + camera |
| Obstacle avoidance | AI camera with LED fill light (AIVI 3D 4.0) | HD camera with AI recognition of obstacles and stains |
| Climbs thresholds | 25 mm | - |
| Voice assistants | YIKO | Alexa, Siri, Google Assistant |
| Build | ||
| Height | - | 4.3 in (109 mm) |
| Retracting LiDAR | No | - |
| Run time | - | Up to 3 h 20 min |
| Weight | - | 14.5 lb (6.6 kg) |
| Warranty | 1 year | 2 years |
| Released | 2026-09 | 2025-12 |