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Comparing 2 robot vacuums

Your shortlist side by side: today’s price, our score and every fact the maker states.

Green is the best of these 2, also when they share the lead.

Dreame X50 Ultra × Best on 3 facts Roborock Qrevo CurvX × Best on 3 facts
Most important facts
Lowest price – € 753CAPS
Score not in our ranking 7.7
Customer rating – ★ 4.7 · 9 reviews
Tests TechRadar Vacuum Wars Just A Dad Approved Vacuum Wars
Suction power higher is better 20,000 Pa 22,000 Pa best
Runtime per charge longer is better same on both 220 min 220 min
Climbs thresholds up to higher is better 42 mm best 30 mm
Robot height lower is better 11.1 cm 8 cm best
Mop lift on carpet higher is better 10.5 mm 17 mm best
Dust bag lasts longer is better up to 100 days best up to 65 days
Navigation same on both retractable LiDAR retractable LiDAR
Rank
Rank – rank 4 of 79 with an all-in-one station
Mopping
Mop type same on both spinning pads spinning pads
Automatic mop detach yes (best) no (assumed)
Washes the mop same on both yes yes
Hot-air drying same on both yes yes
Station
Station same on both all-in-one station all-in-one station
Plumbing hookup – no
Brush and obstacles
Anti-tangle brush same on both yes yes
Obstacle avoidance same on both AI camera AI camera
Climbing system for high thresholds same on both yes yes
Noise and age
Noise while cleaning not judged – 62 dB
On the market since January 2025 May 2025
Suction and brushes
Extending side brush same on both yes yes
Suitable for pet hair same on both yes yes
Dirt detection same on both yes yes
Carpet detection – detects carpet and boosts suction
Mopping
Mop extends to the edges same on both yes yes
Mop refreshed while mopping yes no (assumed)
Dock
Empties the dust bin same on both yes yes
Bagless same on both no no (assumed)
Dust bag capacity 3.2 l 2.7 l
Wash temperature same on both 80 °C 80 °C
Dries the mop same on both yes yes
Dispenses detergent yes no
Clean water tank 4.5 l –
Dirty water tank 4 l –
Navigation and obstacles
Double threshold (two steps together) 60 mm 40 mm
Camera on board same on both obstacle camera obstacle camera
Recharge and resume yes –
Stair-edge sensors same on both yes yes
No-go zones – zones in the app
Robot
Robot diameter 35 cm 35.2 cm
Robot weight 4.53 kg 4.42 kg
Dust bin in the robot 395 ml 259 ml
Battery
Battery capacity same on both 6,400 mAh 6,400 mAh
Area per charge 205 m² –
Charging time 4.5 h –
Smart features and warranty
Matter same on both yes yes
Voice assistants same on both Alexa, Google Assistant, Siri Alexa, Google Assistant, Siri
Scheduled runs same on both yes yes
Warranty – 2 years
Home Assistant – official integration

Facts as the maker states them. A dash means the maker does not name it. Each model’s page gives the source of every fact. Noise is the maker’s own figure, so we do not judge it, and a customer rating only counts from 20 reviews.

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