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  3. Deebot T80 Omni vs QR 798

Ecovacs Deebot T80 Omni vs Roborock QR 798

What Deebot T80 Omni does better (8) and where QR 798 wins (2) — every spec side by side.

Ecovacs Deebot T80 Omni
Ecovacs · 2025Deebot T80 Omni
8.7Score
8 advantages≈ US$360
Higher score
vs
Roborock QR 798
Roborock · 2025QR 798
7.5Score
2 advantages≈ US$370
7.0Cleaning power6.8
5.8Navigation4.3
8.0Mopping6.6
7.4Base station9.1
9.7Battery6.2
Dimensions

Size comparison

Deebot T80 OmniQR 798
353 × 98353353 × 96353
Deebot T80 OmniQR 798Difference
Height98 mm96 mm+2 mm
Width / diameter353 mm353 mm=
Length353 mm353 mm=

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

Why is Deebot T80 Omni better than QR 798?

  1. Mop typeRoller mop vs Rotating mop pads
  2. Suction power18,000 Pa vs 10,000 Pa+80%
  3. Runtime290 min vs 180 min+61%
  4. Battery capacity6,400 mAh vs 5,200 mAh+23%
  5. Water tank (robot)110 ml vs 80 ml+38%
  6. Charging time270 min vs 360 min+33%
  7. Dust bag (dock)3 l vs 2.7 l+11%
  8. Clean water tank (dock)3.7 l vs 3.5 l+6%

Why is QR 798 better than Deebot T80 Omni?

  1. Height98 mm vs 96 mm+2%
  2. Dustbin (robot)220 ml vs 330 ml+50%
Specifications

Side by side

Roborock QR 798Roborock QR 798≈ US$3707.5
Suction & cleaning
Suction power18,000 Pa10,000 Pa
Dustbin (robot)220 ml330 ml
Main brushSingle main brushSingle main brush
Anti-tangle brushYesYes
Side brushes11
Carpet detectionYesYes
Dirt detectionYes—
Noise level63 dB64 dB
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Wall sensor, Cliff sensorsLiDAR laser (LDS), Cliff sensors
Obstacle avoidanceBasic sensors (infrared / bumper)Basic sensors (infrared / bumper)
Threshold climbing20 mm—
No-go zones / virtual wallsYesYes
Room mapping & room selectionYesYes
Mopping
Mop typeRoller mopRotating mop pads
Mop lifting on carpetsYesYes
Mop lift height10 mm10 mm
Extending mop (edges)Yes—
Water tank (robot)110 ml80 ml
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)3 l2.7 l
Mop washing in the dockYesYes
Hot-water mop washingYes—
Hot-air mop dryingYes—
Automatic water refillYesYes
Clean water tank (dock)3.7 l3.5 l
Dirty water tank (dock)2.2 l—
Battery & runtime
Battery capacity6,400 mAh5,200 mAh
Runtime290 min180 min
Charging time270 min360 min
Cleaning area per charge446 m²—
Size & weight
Width / diameter353 mm353 mm
Length353 mm353 mm
Height98 mm96 mm
Weight5 kg—
ShapeRoundRound
ColoursBlackWhite
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google Assistant, Built-in voice assistant—
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