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  3. Aqua20 Pro Ultra Roller X vs Omni S2

Dreame Aqua20 Pro Ultra Roller X vs eufy Omni S2

What Aqua20 Pro Ultra Roller X does better (6) and where Omni S2 wins (2) — every spec side by side.

Dreame Aqua20 Pro Ultra Roller X
9.2Score
6 advantages≈ US$1,300
Higher score
vs
eufy Omni S2
eufy · 2026Omni S2
8.8Score
2 advantages≈ US$1,300
7.7Cleaning power9.1
9.4Navigation7.3
9.5Mopping9.2
6.5Base station5.8
7.9Battery7.7

Why is Aqua20 Pro Ultra Roller X better than Omni S2?

  1. Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
  2. Threshold climbing100 mm vs 42 mm2.4×
  3. Suction power40,000 Pa vs 30,000 Pa+33%
  4. Battery capacity5,800 mAh vs 4,600 mAh+26%
  5. Charging time180 min vs 260 min+44%
  6. Dust bag (dock)3.2 l vs 2.5 l+28%

Why is Omni S2 better than Aqua20 Pro Ultra Roller X?

  1. Runtime170 min vs 260 min+53%
  2. Dustbin (robot)180 ml vs 300 ml+67%
Specifications

Side by side

eufy Omni S2eufy Omni S2≈ US$1,3008.8
Suction & cleaning
Suction power40,000 Pa30,000 Pa
Dustbin (robot)180 ml300 ml
Main brushDual main brushesDual main brushes
Anti-tangle brushYesYes
Side brushes12
Extending side brushYesYes
Carpet detectionYesYes
HEPA filterYesYes
Noise level74 dB—
Navigation & obstacles
NavigationLaser (LiDAR)Laser (LiDAR)
Navigation sensorsLiDAR laser (LDS), Retractable LiDAR, Cliff sensorsLiDAR laser (LDS)
Retractable LiDARYes—
Obstacle avoidanceAI cameraBasic sensors (infrared / bumper)
Threshold climbing100 mm42 mm
No-go zones / virtual wallsYesYes
Room mapping & room selectionYesYes
Mopping
Mop typeRoller mopRoller mop
Mop lifting on carpetsYesYes
Mop lift height15 mm—
Extending mop (edges)YesYes
Water tank (robot)115 ml—
Base station
Base stationAll-in-one dock (empty + wash)All-in-one dock (empty + wash)
Auto-empty dust stationYesYes
Dust bag (dock)3.2 l2.5 l
Mop washing in the dockYesYes
Hot-water mop washingYesYes
Hot-air mop dryingYesYes
Automatic water refillYesYes
Plumbed water connectionYes—
Clean water tank (dock)4 l—
Dirty water tank (dock)3.5 l—
Battery & runtime
Battery capacity5,800 mAh4,600 mAh
Runtime170 min260 min
Charging time180 min260 min
Size & weight
Width / diameter350 mm—
Length350 mm—
Height98 mm—
Weight6.1 kg5.2 kg
ShapeRound—
ColoursWhiteBlack, Bronze
App & smart home
App controlYesYes
Voice assistantsAmazon Alexa, Google Assistant, Apple SiriAmazon Alexa, Google Assistant, Apple Siri
MatterYesYes
Live camera view / video callYes—
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