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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.

Lefant M2S Pro × Best on 4 facts Roborock Q10 S5+ × Best on 2 facts
Most important facts
Lowest price € 184bol.com best € 209bol.com
Score not in our ranking 6.0
Customer rating – –
Tests – Just A Dad Approved Vacuum Wars Tom's Guide
Suction power higher is better same on both 10,000 Pa 10,000 Pa
Runtime per charge longer is better 240 min best 150 min
Climbs thresholds up to higher is better 16 mm 20 mm best
Robot height lower is better 8.9 cm best 9.9 cm
Mop lift on carpet higher is better – 8 mm
Dust bag lasts longer is better up to 56 days best up to 49 days
Navigation same on both LiDAR turret LiDAR turret
Rank
Rank – rank 2 of 13 with an auto-empty station
Mopping
Mop type same on both flat pad flat pad
Automatic mop detach same on both no (assumed) no (assumed)
Washes the mop – no
Hot-air drying – no
Station
Station same on both auto-empty station auto-empty station
Plumbing hookup – no
Brush and obstacles
Anti-tangle brush no (assumed) yes (best)
Obstacle avoidance – 3D sensor (structured light)
Climbing system for high thresholds same on both no (assumed) no (assumed)
Noise and age
Noise while cleaning same on both 65 dB 65 dB
On the market since – February 2025
Suction and brushes
Extending side brush same on both no (assumed) no (assumed)
Carpet detection – detects carpet and boosts suction
Suitable for pet hair – yes
Mopping
Mop extends to the edges same on both no (assumed) no (assumed)
Mop refreshed while mopping same on both no (assumed) no (assumed)
Water tank in the robot 300 ml 240 ml
Dock
Empties the dust bin same on both yes yes
Bagless yes no
Dust bag capacity 2.5 l 2.7 l
Dries the mop – no
Dispenses detergent – no
Navigation and obstacles
No-go zones – zones in the app
Stair-edge sensors – yes
Robot
Dust bin in the robot 450 ml 350 ml
Robot diameter – 35.3 cm
Robot weight – 6.7 kg
Battery
Battery capacity same on both 5,200 mAh 5,200 mAh
Smart features and warranty
Matter same on both no (assumed) no (assumed)
Voice assistants same on both Alexa, Google Assistant Alexa, Google Assistant
Warranty same on both 2 years 2 years
Scheduled runs – yes
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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