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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.

Eureka E20 Plus × Best on 2 facts Roborock S8+ × Best on 2 facts
Most important facts
Lowest price – –
Score not in our ranking not in our ranking
Customer rating – –
Tests – Vacuum Wars
Suction power higher is better 8,000 Pa best 6,000 Pa
Runtime per charge longer is better same on both 180 min 180 min
Climbs thresholds up to higher is better same on both 0.8 in (20 mm) 0.8 in (20 mm)
Robot height lower is better 3.8 in (9.7 cm) 3.8 in (9.7 cm) best
Mop lift on carpet higher is better 0.4 in (10 mm) best 0.2 in (5 mm)
Dust bag lasts longer is better up to 45 days up to 49 days best
Navigation same on both LiDAR turret LiDAR turret
Rank
Rank – –
Mopping
Mop type same on both flat or vibrating pad flat or vibrating pad
Automatic mop detach no (assumed) –
Station
Station same on both self-emptying station self-emptying station
Brush and obstacles
Anti-tangle brush same on both yes yes
Obstacle avoidance same on both 3D sensor (structured light) 3D sensor (structured light)
Climbing system for high thresholds no (assumed) –
Noise and age
Noise while cleaning not judged 65 dB 68.5 dB
On the market since August 2024 March 2023
Suction and brushes
Extending side brush no (assumed) –
Carpet detection detects carpet –
Suitable for pet hair yes –
Mopping
Mop extends to the edges no (assumed) –
Mop refreshed while mopping no (assumed) –
Steam no (assumed) –
Water tank in the robot – 300 ml
Dock
Empties the dust bin same on both yes yes
Bagless yes no
Dust bag capacity – 2.5 l
Navigation and obstacles
Recharge and resume yes –
Robotic arm no (assumed) –
Robot
Robot diameter 13.8 in (35 cm) 13.9 in (35.3 cm)
Dust bin in the robot 220 ml 350 ml
Battery
Battery capacity same on both 5,200 mAh 5,200 mAh
Smart features and warranty
Matter no (assumed) –
Voice assistants Alexa, Google Assistant, Siri –
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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