Home › Compare › Dreame X40 Ultra vs Roborock Qrevo Master
Dreame X40 Ultra vs Roborock Qrevo Master
Dreame's $999 model meets Roborock's $899 model. We tally wins category by category, then call a verdict.
Our recommendation
Dreame X40 Ultra wins on more spec categories (6–1), but Roborock Qrevo Master undercuts it by $100. Choose Dreame X40 Ultra if you want the better robot; choose Roborock Qrevo Master if your budget is tight.
Dreame X40 Ultra: 6 category wins Roborock Qrevo Master: 1 category wins
Side by side
Dreame X40 Ultra
$999
Roborock Qrevo Master
$899
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 Win
10 mm
Navigation
LiDAR + RGB camera
LiDAR + RGB camera
Obstacle avoidance
AI 3D structured light
Reactive AI, 62 object types
Noise
65 dB Win
76 dB
Height
96.5 mm Win
103 mm
HEPA filter
Yes
Yes
Carpet boost
Yes
Yes
Smart home
Alexa, Google, Siri
Alexa, Google, Siri
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 Qrevo Master
A near-perfect mopper with hot-water washing that often drops to half price.
Buy on Amazon →
Buy from Roborock →
Prices and availability change frequently. We earn a commission on qualifying purchases.
More head-to-heads in your inbox
A weekly comparison and the deals worth knowing about. Unsubscribe anytime.
Wire NEWSLETTER.formAction in src/config.ts to enable submissions.
As an Amazon Associate HomeGodmother earns from qualifying purchases.