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- Roomba Combo i8+ vs RCV 5
iRobot Roomba Combo i8+ vs Kärcher RCV 5
What Roomba Combo i8+ does better (4) and where RCV 5 wins (3) — every spec side by side.
vs
3.3Mopping3.5
3.4Battery4.8
Dimensions
Size comparison
Roomba Combo i8+RCV 5
| Roomba Combo i8+ | RCV 5 | Difference | |
|---|---|---|---|
| Height | 93 mm | 97 mm | −4 mm |
| Width / diameter | 342 mm | 350 mm | −8 mm |
| Length | 342 mm | 350 mm | −8 mm |
| Weight | 3.4 kg | 3.9 kg | −0.5 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Roomba Combo i8+ better than RCV 5?
- Base stationAuto-empty dock vs Charging dock
- Height93 mm vs 97 mm+4%
- Charging time180 min vs 230 min+28%
- Dustbin (robot)360 ml vs 330 ml+9%
Why is RCV 5 better than Roomba Combo i8+?
- Obstacle avoidanceBasic sensors (infrared / bumper) vs AI camera
- Runtime75 min vs 120 min+60%
- Water tank (robot)210 ml vs 240 ml+14%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | — | 5,000 Pa |
| Dustbin (robot) | 360 ml | 330 ml |
| Main brush | Dual main brushes | Single main brush |
| Side brushes | 1 | 1 |
| Carpet detection | — | Yes |
| Dirt detection | Yes | — |
| Noise level | — | 66 dB |
| Navigation & obstacles | ||
| Navigation | — | Laser (LiDAR) |
| Navigation sensors | — | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | AI camera |
| Threshold climbing | — | 20 mm |
| No-go zones / virtual walls | — | Yes |
| Room mapping & room selection | — | Yes |
| Mopping | ||
| Mop type | Mop pad | Mop pad |
| Water tank (robot) | 210 ml | 240 ml |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Battery & runtime | ||
| Battery capacity | — | 5,200 mAh |
| Runtime | 75 min | 120 min |
| Charging time | 180 min | 230 min |
| Cleaning area per charge | — | 85 m² |
| Size & weight | ||
| Width / diameter | 342 mm | 350 mm |
| Length | 342 mm | 350 mm |
| Height | 93 mm | 97 mm |
| Weight | 3.4 kg | 3.9 kg |
| Shape | Round | Round |
| Colours | Black | White, Yellow |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
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