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- RS20 Pro vs Robert II RS 770
EZVIZ RS20 Pro vs Fakir Robert II RS 770
What RS20 Pro does better (5) and where Robert II RS 770 wins (3) — every spec side by side.
vs
5.8Cleaning power4.2
7.8Navigation4.9
9.3Base station3.5
8.4Battery5.6
Dimensions
Size comparison
RS20 ProRobert II RS 770
| RS20 Pro | Robert II RS 770 | Difference | |
|---|---|---|---|
| Height | 101 mm | 97 mm | +4 mm |
| Width / diameter | 365 mm | 350 mm | +15 mm |
| Length | 365 mm | 350 mm | +15 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is RS20 Pro better than Robert II RS 770?
- Obstacle avoidanceAI camera vs Basic sensors (infrared / bumper)
- Suction power7,200 Pa vs 4,000 Pa+80%
- Base stationAll-in-one dock (empty + wash) vs Charging dock
- Runtime190 min vs 150 min+27%
- Charging time180 min vs 300 min+67%
Why is Robert II RS 770 better than RS20 Pro?
- Water tank (robot)100 ml vs 200 ml2×
- Height101 mm vs 97 mm+4%
- Dustbin (robot)350 ml vs 450 ml+29%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 7,200 Pa | 4,000 Pa |
| Dustbin (robot) | 350 ml | 450 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | — |
| Side brushes | 2 | 2 |
| Carpet detection | Yes | — |
| Dirt detection | Yes | — |
| Noise level | 65 dB | 65 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | AI camera | 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 | Rotating mop pads | — |
| Automatic mop removal | Yes | — |
| Water tank (robot) | 100 ml | 200 ml |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | Charging dock |
| Auto-empty dust station | Yes | — |
| Dust bag (dock) | 5 l | — |
| Mop washing in the dock | Yes | — |
| Hot-water mop washing | Yes | — |
| Hot-air mop drying | Yes | — |
| Automatic water refill | Yes | — |
| Clean water tank (dock) | 5 l | — |
| Dirty water tank (dock) | 4.2 l | — |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,200 mAh |
| Runtime | 190 min | 150 min |
| Charging time | 180 min | 300 min |
| Cleaning area per charge | 300 m² | — |
| Size & weight | ||
| Width / diameter | 365 mm | 350 mm |
| Length | 365 mm | 350 mm |
| Height | 101 mm | 97 mm |
| Weight | — | 3.6 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant | — |
| Live camera view / video call | Yes | — |
