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  3. Deebot T50 Omni Gen 2 vs Robot Vacuum S40 Pro

Ecovacs Deebot T50 Omni Gen 2 vs Xiaomi Robot Vacuum S40 Pro

What Deebot T50 Omni Gen 2 does better (6) and where Robot Vacuum S40 Pro wins (3) — every spec side by side.

Ecovacs Deebot T50 Omni Gen 2
Ecovacs · 2025Deebot T50 Omni Gen 2
7.9Score
6 advantages≈ US$270
Higher score
vs
Xiaomi Robot Vacuum S40 Pro
Xiaomi · 2025Robot Vacuum S40 Pro
7.3Score
3 advantages≈ US$210
7.7Cleaning power7.6
8.2Navigation5.0
5.9Mopping7.0
6.9Battery5.9
Dimensions

Size comparison

Deebot T50 Omni Gen 2Robot Vacuum S40 Pro
353 × 81353355 × 99355
Deebot T50 Omni Gen 2Robot Vacuum S40 ProDifference
Height81 mm99 mm−18 mm
Width / diameter353 mm355 mm−2 mm
Length353 mm355 mm−2 mm

Drawn to the same scale from the official dimensions (front and side).

Why is Deebot T50 Omni Gen 2 better than Robot Vacuum S40 Pro?

  1. Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
  2. Base stationAll-in-one dock (empty + wash) vs Charging dock
  3. Suction power21,000 Pa vs 15,000 Pa+40%
  4. Height81 mm vs 99 mm+22%
  5. Charging time270 min vs 360 min+33%
  6. Noise level63 dB vs 65 dB+3%

Why is Robot Vacuum S40 Pro better than Deebot T50 Omni Gen 2?

  1. Water tank (robot)55 ml vs 310 ml5.6×
  2. Mop lift height9 mm vs 10 mm+11%
  3. Dustbin (robot)260 ml vs 430 ml+65%
Specifications

Side by side

Suction & cleaning
Suction power21,000 Pa15,000 Pa
Dustbin (robot)260 ml430 ml
Main brushSingle main brushSingle main brush
Anti-tangle brushYesYes
Side brushes11
Extending side brushYesYes
Carpet detectionYesYes
Dirt detectionYes—
HEPA filter—Yes
Noise level63 dB65 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Wall sensor, Cliff sensorsLiDAR laser (LDS), Wall sensor, Cliff sensors
Obstacle avoidanceAI cameraBasic sensors (infrared / bumper)
Threshold climbing—20 mm
No-go zones / virtual wallsYes—
Room mapping & room selectionYesYes
Mopping
Mop typeRotating mop padsRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height9 mm10 mm
Extending mop (edges)YesYes
Water tank (robot)55 ml310 ml
Base station
Base stationAll-in-one dock (empty + wash)Charging dock
Auto-empty dust stationYes—
Dust bag (dock)3 l—
Mop washing in the dockYes—
Hot-water mop washingYes—
Hot-air mop dryingYes—
Automatic water refillYes—
Clean water tank (dock)4 l—
Dirty water tank (dock)4 l—
Battery & runtime
Battery capacity5,200 mAh5,200 mAh
Runtime180 min180 min
Charging time270 min360 min
Cleaning area per charge—180 m²
Size & weight
Width / diameter353 mm355 mm
Length353 mm355 mm
Height81 mm99 mm
Weight—4.2 kg
ShapeRoundRound
ColoursBlackWhite
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google Assistant, Built-in voice assistantAmazon Alexa, Google Assistant
Live camera view / video callYes—
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