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- RC4S vs Robert II RS 770
Aeno RC4S vs Fakir Robert II RS 770
What RC4S does better (4) and where Robert II RS 770 wins (2) — every spec side by side.
vs
3.0Cleaning power4.3
5.8Navigation5.0
8.6Battery5.4
Dimensions
Size comparison
RC4SRobert II RS 770
| RC4S | Robert II RS 770 | Difference | |
|---|---|---|---|
| Height | 98 mm | 97 mm | +1 mm |
| Width / diameter | 350 mm | 350 mm | = |
| Length | 350 mm | 350 mm | = |
| Weight | 2.7 kg | 3.6 kg | −0.9 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is RC4S better than Robert II RS 770?
- Runtime250 min vs 150 min+67%
- Base stationAuto-empty dock vs Charging dock
- Water tank (robot)300 ml vs 200 ml+50%
- Charging time270 min vs 300 min+11%
Why is Robert II RS 770 better than RC4S?
- Dustbin (robot)300 ml vs 450 ml+50%
- Noise level68 dB vs 65 dB+5%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 4,000 Pa | 4,000 Pa |
| Dustbin (robot) | 300 ml | 450 ml |
| Main brush | Single main brush | Single main brush |
| Side brushes | 1 | 2 |
| HEPA filter | Yes | — |
| Noise level | 68 dB | 65 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| No-go zones / virtual walls | Yes | — |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Mop pad | — |
| Water tank (robot) | 300 ml | 200 ml |
| Base station | ||
| Base station | Auto-empty dock | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 3 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 250 min | 150 min |
| Charging time | 270 min | 300 min |
| Cleaning area per charge | 300 m² | — |
| Size & weight | ||
| Width / diameter | 350 mm | 350 mm |
| Length | 350 mm | 350 mm |
| Height | 98 mm | 97 mm |
| Weight | 2.7 kg | 3.6 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | — |
