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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.

EZVIZ RC3 × Best on 4 facts iRobot Roomba Combo 115 × Best on 1 fact
Most important facts
Lowest price 78 €Saturn best 209 €Saturn
Score not in our ranking 5.1
Customer rating – ★ 5.0 · 3 reviews
Tests – Just A Dad Approved
Suction power higher is better 2,700 Pa 15,000 Pa best
Runtime per charge longer is better 190 min best 100 min
Climbs thresholds up to higher is better 20 mm best 16 mm
Robot height lower is better 7.9 cm best 7.9 cm
Mop lift on carpet higher is better – no
Navigation not judged gyroscope LiDAR turret
Rank
Rank – rank 1 of 5 without a station
Mopping
Mop type no mop flat or vibrating pad
Automatic mop detach same on both no (assumed) no (assumed)
Washes the mop – no
Hot-air drying – no
Station
Station same on both charging dock only charging dock only
Plumbing hookup – no
Brush and obstacles
Anti-tangle brush same on both no (assumed) no (assumed)
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 64 dB 63 dB
On the market since July 2023 April 2026
Suction and brushes
Main brush rubber and bristle –
Extending side brush same on both no (assumed) no (assumed)
Carpet detection detects carpet and boosts suction –
Mopping
Mop extends to the edges no (assumed) yes
Mop refreshed while mopping – no (assumed)
Steam – no (assumed)
Dock
Empties the dust bin – no
Dries the mop – no
Dispenses detergent – no
Navigation and obstacles
Robotic arm same on both no (assumed) no (assumed)
Robot
Robot diameter 34.5 cm 30.3 cm
Robot weight 2.83 kg 2.15 kg
Dust bin in the robot 800 ml –
Battery
Battery capacity 2,600 mAh 2,500 mAh
Area per charge 200 m² –
Charging time 5 h –
Smart features and warranty
Matter same on both no (assumed) no (assumed)
Voice assistants none (assumed) Alexa, Google Assistant, Siri
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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