Home › Compare › Dreame X40 Ultra vs Roborock S8 MaxV Ultra
Dreame X40 Ultra vs Roborock S8 MaxV Ultra
Dreame's $999 model meets Roborock's $1099 model. We tally wins category by category, then call a verdict.
Our recommendation
Dreame X40 Ultra wins this matchup outright, better on more specs and cheaper by $100.
Dreame X40 Ultra: 5 category wins Roborock S8 MaxV Ultra: 2 category wins
Side by side
Dreame X40 Ultra
$999
Roborock S8 MaxV Ultra
$1099
Suction
12,000 Pa Win
10,000 Pa
Runtime
198 min Win
180 min
Max coverage
308 m² Win
300 m²
Dustbin
300 ml
350 ml Win
Self-empty dock
Yes
Yes
Mopping
Yes
Yes
Auto-washes mop
Yes
Yes
Auto-refills water
Yes
Yes
Mop lift
10.5 mm
20 mm Win
Navigation
LiDAR + RGB camera
LiDAR + stereo camera
Obstacle avoidance
AI 3D structured light
Reactive AI (3D)
Noise
65 dB Win
67 dB
Height
96.5 mm Win
103 mm
HEPA filter
Yes
Yes
Carpet boost
Yes
Yes
Smart home
Alexa, Google, Siri
Alexa, Google, Matter
Dreame X40 Ultra
Dual-arm robot with extending brush and mop that reaches edges others can't.
Buy on Amazon →
Buy from Dreame →
Prices and availability change frequently. We earn a commission on qualifying purchases.
Roborock S8 MaxV Ultra
Premium do-it-all with reactive obstacle avoidance and a hot-water mop wash dock.
Buy on Amazon →
Buy from Roborock →
Prices and availability change frequently. We earn a commission on qualifying purchases.
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