Yeedi S20 Infinity
A strong-cleaning bagless roller-mop robot from ECOVACS’ sister brand; good results in testing, but yeedi publishes few specs and sells it only on Amazon.
Amazon $799.99$799.99
The Yeedi S20 Infinity is the better robot vacuum overall, rated 4.3 to 4.1. The Yeedi S20 Infinity leads on cleaning. The Ecovacs Deebot T90 Pro Omni wins on navigation and mopping.
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 $799.99$799.99
Prices were last checked October 27, 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 Yeedi S20 Infinity for cleaning (measured 89% of sand from carpet, 100% of pet hair, no hair tangled vs measured 81% of sand from carpet, 100% of pet hair, no hair tangled).
- 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 Roller, 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 | Yeedi S20 Infinity | Ecovacs Deebot T90 Pro Omni |
|---|---|---|
| Overall rating | 4.3/5 | 4.1/5 |
| Cleaning 30% | 86 measured 89% of sand from carpet, 100% of pet hair, no hair tangled | 66 measured 81% of sand from carpet, 100% of pet hair, no hair tangled |
| 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 | 90 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying, doses detergent |
| Navigation 15% | 85 LiDAR + 3D light | 100 LiDAR + camera |
| Mopping 10% | 85 Roller, extends to edges | 95 Roller, lifts 15 mm, extends to edges |
Independent tests
Yeedi S20 Infinity
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 89% | 100% | 0 | 1,335 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). |
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). |
Specifications
| Yeedi S20 Infinity | Ecovacs Deebot T90 Pro Omni | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 19,500 Pa | 30,000 Pa |
| Main brush | - | single floating bristle brush (ZeroTangle 4.0 airflow-directed) |
| Dustbin | - | 250 mL |
| Extending side brush | - | No |
| Mopping | ||
| Mop | Roller, extends to edges | Roller, lifts 15 mm, extends to edges |
| Mop lift | - | 15 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 |
| Washes mop | Yes | Yes |
| Hot-water wash | Yes | Yes |
| Hot-air drying | Yes | Yes |
| Detergent dosing | Yes | Yes |
| Water hookup option | - | No |
| Clean water tank | - | 4 L |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + camera |
| Obstacle avoidance | AIVI 3D 3.0 Omni-Approach | Structured light plus RGB AI camera with vision-language object recognition (AIVI 3D 4.0) |
| Climbs thresholds | 24 mm | 24 mm |
| Voice assistants | Alexa, Google Assistant | YIKO |
| Build | ||
| Height | - | 3.7 in (95 mm) |
| Retracting LiDAR | - | No |
| Battery | - | 4,000 mAh |
| Run time | - | Up to 2 h 20 min |
| Weight | - | 11.7 lb (5.3 kg) |
| Warranty | 1 year | 1 year |
| Released | 2025-09 | 2026-02 |