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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.

SwitchBot K11+ × Dreame D20 Air Plus × Best on 5 facts
Most important facts
Lowest price 209 €Amazon.de 199 €Amazon.de best
Score not in our ranking 5.6
Customer rating – –
Tests – Just A Dad Approved
Suction power higher is better 6,000 Pa 20,000 Pa best
Runtime per charge longer is better same on both 150 min 150 min
Climbs thresholds up to higher is better 17 mm 20 mm best
Robot height lower is better 9.9 cm 9.5 cm best
Dust bag lasts longer is better up to 90 days up to 120 days best
Navigation same on both LiDAR turret LiDAR turret
Rank
Rank – rank 3 of 10 with an auto-empty station
Mopping
Mop type same on both flat or vibrating pad flat or vibrating pad
Automatic mop detach same on both no (assumed) no (assumed)
Washes the mop same on both no no
Hot-air drying same on both no no
Station
Station same on both auto-empty station auto-empty station
Plumbing hookup – no (assumed)
Brush and obstacles
Anti-tangle brush same on both yes yes
Obstacle avoidance same on both none none
Climbing system for high thresholds same on both no (assumed) no (assumed)
Noise and age
Noise while cleaning not judged 80 dB 76 dB
On the market since June 2025 December 2025
Suction and brushes
Extending side brush same on both no (assumed) no (assumed)
Suitable for pet hair same on both yes yes
Filter type HEPA –
Carpet detection – detects carpet
Dirt detection – 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 – 280 ml
Dock
Empties the dust bin same on both yes yes
Bagless same on both no no
Dust bag capacity same on both 4 l 4 l
Dries the mop same on both no no
Dispenses detergent same on both no no (assumed)
Clean water tank – 4 l
Navigation and obstacles
Recharge and resume yes –
Stair-edge sensors same on both yes yes
No-go zones – zones in the app
Robot
Robot diameter 24.8 cm 32.5 cm
Robot weight 2.3 kg 2.59 kg
Dust bin in the robot – 220 ml
Battery
Battery capacity same on both 3,200 mAh 3,200 mAh
Charging time 5 h 4.5 h
Smart features and warranty
Matter yes no (assumed)
Voice assistants Alexa, Google Home, Apple Home Alexa, Google Assistant, Siri
Warranty 1 year 2 years
Scheduled runs same on both yes yes

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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