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  3. Deebot X12 Pro Omni vs RVM 4 Comfort

Ecovacs Deebot X12 Pro Omni vs Kärcher RVM 4 Comfort

What Deebot X12 Pro Omni does better (7) and where RVM 4 Comfort wins (1) — every spec side by side.

Ecovacs Deebot X12 Pro Omni
Ecovacs · 2026Deebot X12 Pro Omni
9.0Score
7 advantages≈ US$650
Higher score
vs
Kärcher RVM 4 Comfort
Kärcher · 2026RVM 4 Comfort
8.4Score
1 advantage≈ US$610
7.9Cleaning power7.6
9.7Navigation8.6
9.3Mopping7.9
8.2Base station6.8
6.2Battery6.6
Dimensions

Size comparison

Deebot X12 Pro OmniRVM 4 Comfort
353 × 98353350 × 100350
Deebot X12 Pro OmniRVM 4 ComfortDifference
Height98 mm100 mm−2 mm
Width / diameter353 mm350 mm+3 mm
Length353 mm350 mm+3 mm

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

Why is Deebot X12 Pro Omni better than RVM 4 Comfort?

  1. Obstacle avoidanceAI camera + 3D structured light vs AI camera
  2. Mop typeRoller mop vs Rotating mop pads
  3. Suction power22,000 Pa vs 15,000 Pa+47%
  4. Height98 mm vs 100 mm+2%
  5. Clean water tank (dock)4 l vs 2.5 l+60%
  6. Charging time145 min vs 230 min+59%
  7. Noise level64 dB vs 66 dB+2%

Why is RVM 4 Comfort better than Deebot X12 Pro Omni?

  1. Battery capacity4,000 mAh vs 5,200 mAh+30%
Specifications

Side by side

Suction & cleaning
Suction power22,000 Pa15,000 Pa
Dustbin (robot)250 ml—
Main brushSingle main brushSingle main brush
Anti-tangle brushYes—
Side brushes11
Carpet detectionYesYes
Dirt detectionYes—
Noise level64 dB66 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensorLiDAR laser (LDS), Wall sensor, Cliff sensors, Ultrasonic sensor
Obstacle avoidanceAI camera + 3D structured lightAI camera
Threshold climbing40 mm—
No-go zones / virtual wallsYes—
Room mapping & room selectionYesYes
Mopping
Mop typeRoller mopRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height15 mm—
Extending mop (edges)YesYes
Water tank (robot)110 ml—
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)—2.3 l
Mop washing in the dockYesYes
Hot-water mop washingYes—
Hot-air mop dryingYesYes
Automatic water refillYesYes
Clean water tank (dock)4 l2.5 l
Dirty water tank (dock)2.2 l3 l
Battery & runtime
Battery capacity4,000 mAh5,200 mAh
Runtime—160 min
Charging time145 min230 min
Cleaning area per charge200 m²—
Size & weight
Width / diameter353 mm350 mm
Length353 mm350 mm
Height98 mm100 mm
Weight—3.8 kg
ShapeRoundRound
ColoursWhite, BeigeWhite
App & smart home
App controlYesYes
Voice assistantsBuilt-in voice assistant—
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