Ecovacs Deebot T90 Max Omni
The cheapest way into ECOVACS’ long fresh-water roller mop, for homes with low thresholds that can do without a hot-water mop wash.
Amazon $519.99$519.99
The Ecovacs Deebot T90 Max Omni is the better robot vacuum overall, rated 4.4 to 3.9. The Ecovacs Deebot T90 Max Omni leads on value. The Ecovacs Deebot T90 Max Omni costs $780 less ($519.99 vs $1,299.99).
Eufy Omni S2
For buyers who want a low-slung flagship that mops with a hot-washed roller and handles tall thresholds. Cheaper robots match its carpet cleaning and run longer per charge.
Amazon $1,299.99$1,299.99
Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Ecovacs Deebot T90 Max Omni for value ($520 vs $1,300).
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 T90 Max Omni | Eufy Omni S2 |
|---|---|---|
| Overall rating | 4.4/5 | 3.9/5 |
| Cleaning 30% | 71 not yet tested; estimated from 10 tested Ecovacs robots and the median of the 70 tested robots | 75 measured 87% of sand from carpet, 88.5% of pet hair, no hair tangled |
| Value 25% | 76 $520 | 20 $1,300 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-air mop drying | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent, optional water hookup |
| Navigation 15% | 85 LiDAR + 3D light | 80 Camera + 3D light |
| Mopping 10% | 95 Roller, lifts 15 mm, extends to edges | 90 Roller, lifts 10.5 mm, extends to edges |
Independent tests
Ecovacs Deebot T90 Max Omni
No independent test published yet.
Eufy Omni S2
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 87% | 88.5% | 0 | 1,088 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 T90 Max Omni | Eufy Omni S2 | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 30,000 Pa | 30,000 Pa |
| Main brush | anti-tangle main brush (ZeroTangle 4.0) | DuoSpiral anti-tangle brushes |
| Dustbin | - | 300 mL |
| Extending side brush | No | Yes |
| Mopping | ||
| Mop | Roller, lifts 15 mm, extends to edges | Roller, lifts 10.5 mm, extends to edges |
| Mop lift | 15 mm | 10.5 mm |
| Leaves mop at dock | No | No |
| Extending mop | Yes | Yes |
| Water tank | - | 120 mL |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | - | 2.5 L |
| Washes mop | Yes | Yes |
| Hot-water wash | - | Yes |
| Hot-air drying | Yes | Yes |
| Detergent dosing | - | Yes |
| Water hookup option | - | Yes |
| Clean water tank | - | 3 L |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | Camera + 3D light |
| Obstacle avoidance | TrueDetect 3D structured light, detects objects from 2 cm | RGB camera + LED + 3D TOF, recognises 200+ obstacle types and objects over 1 cm |
| Climbs thresholds | 20 mm | 42 mm |
| Matter | - | Yes |
| Voice assistants | - | Alexa, Google Assistant, Siri |
| Build | ||
| Height | 3.7 in (95 mm) | 3.9 in (98 mm) |
| Retracting LiDAR | No | No |
| Battery | 5,200 mAh | 4,600 mAh |
| Run time | - | Up to 4 h 20 min |
| Weight | - | 11.5 lb (5.2 kg) |
| Warranty | 1 year | 1 year |
| Released | 2026-10 | 2026-01 |