Ecovacs Deebot T90 Pro Omni
A slim roller-mop robot for mostly hard-floor homes with pets: it mops with constantly fresh water and leaves no hair wrapped, but its carpet deep cleaning trails similarly priced rivals.
Amazon $549$549
The Ecovacs Deebot T90 Pro Omni and the Dreame L40 Ultra Gen 2 are evenly matched, rated 4.3 and 4.3. The Ecovacs Deebot T90 Pro Omni leads on navigation and mopping. The Ecovacs Deebot T90 Pro Omni costs $20.98 less ($549 vs $569.98).
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.
Dreame L40 Ultra Gen 2
A low-cost full self-cleaning dock with edge-reaching brush and mops, for homes with mostly hard floors and few clutter hazards.
Amazon $569.98$569.98
Which should you buy?
- Choose the Ecovacs Deebot T90 Pro Omni for navigation (LiDAR + camera vs LiDAR + 3D light) and mopping (Roller, lifts 15 mm, extends to edges vs Dual spinning pads, lifts 10.5 mm, extends to edges).
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 Pro Omni | Dreame L40 Ultra Gen 2 |
|---|---|---|
| Overall rating | 4.3/5 | 4.3/5 |
| Cleaning 30% | 66 measured 81% of sand from carpet, 100% of pet hair, no hair tangled | 73 not yet tested; estimated from 12 tested Dreame robots and the median of the 70 tested robots |
| Value 25% | 73 $549 | 70 $570 |
| Dock 20% | 90 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent | 94 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying |
| Navigation 15% | 100 LiDAR + camera | 85 LiDAR + 3D light |
| Mopping 10% | 95 Roller, lifts 15 mm, extends to edges | 76 Dual spinning pads, lifts 10.5 mm, extends to edges |
Independent tests
Ecovacs Deebot T90 Pro Omni
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 81% | 100% | 0 | 1,372 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). |
Dreame L40 Ultra Gen 2
No independent test published yet.
Specifications
| Ecovacs Deebot T90 Pro Omni | Dreame L40 Ultra Gen 2 | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 30,000 Pa | 25,000 Pa |
| Main brush | single floating bristle brush (ZeroTangle 4.0 airflow-directed) | Rubber brush (TriCut brush optional) |
| Dustbin | 250 mL | 250 mL |
| Extending side brush | No | Yes |
| Mopping | ||
| Mop | Roller, lifts 15 mm, extends to edges | Dual spinning pads, 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 | 110 mL | - |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Dust bag | 2.5 L | 3.2 L |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | Yes |
| Hot-air drying | Yes | Yes |
| Detergent dosing | Yes | No |
| Water hookup option | No | - |
| Clean water tank | 4 L | 4.5 L |
| Navigation & app | ||
| Navigation | LiDAR + camera | LiDAR + 3D light |
| Obstacle avoidance | Structured light plus RGB AI camera with vision-language object recognition (AIVI 3D 4.0) | 3D structured light (3DAdapt) |
| Climbs thresholds | 24 mm | 20 mm |
| Matter | - | Yes |
| Voice assistants | YIKO | Alexa, Siri, Google Home |
| Build | ||
| Height | 3.7 in (95 mm) | 3.8 in (97 mm) |
| Retracting LiDAR | No | No |
| Battery | 4,000 mAh | 5,200 mAh |
| Run time | Up to 2 h 20 min | Up to 3 h 51 min |
| Weight | 11.7 lb (5.3 kg) | 8.8 lb (4 kg) |
| Warranty | 1 year | 3 years |
| Released | 2026-02 | 2025-12 |