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- Robert II RS 770 vs Roomba Max 705 Combo
Fakir Robert II RS 770 vs iRobot Roomba Max 705 Combo
What Robert II RS 770 does better (4) and where Roomba Max 705 Combo wins (2) — every spec side by side.
vs
4.3Cleaning power4.2
5.0Navigation5.0
5.4Battery5.6
Dimensions
Size comparison
Robert II RS 770Roomba Max 705 Combo
| Robert II RS 770 | Roomba Max 705 Combo | Difference | |
|---|---|---|---|
| Height | 97 mm | 105 mm | −8 mm |
| Width / diameter | 350 mm | 372 mm | −22 mm |
| Length | 350 mm | 372 mm | −22 mm |
| Weight | 3.6 kg | 5.7 kg | −2.1 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is Robert II RS 770 better than Roomba Max 705 Combo?
- Height97 mm vs 105 mm+8%
- Battery capacity5,200 mAh vs 5,000 mAh+4%
- Dustbin (robot)450 ml vs 300 ml+50%
- Noise level65 dB vs 74 dB+14%
Why is Roomba Max 705 Combo better than Robert II RS 770?
- Base stationCharging dock vs All-in-one dock (empty + wash)
- Charging time300 min vs 240 min+25%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 4,000 Pa | — |
| Dustbin (robot) | 450 ml | 300 ml |
| Main brush | Single main brush | Dual main brushes |
| Anti-tangle brush | — | Yes |
| Side brushes | 2 | 2 |
| Carpet detection | — | Yes |
| Dirt detection | — | Yes |
| Noise level | 65 dB | 74 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Cliff sensors |
| Obstacle avoidance | Basic sensors (infrared / bumper) | Basic sensors (infrared / bumper) |
| Threshold climbing | 20 mm | 20 mm |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | — | Roller mop |
| Extending mop (edges) | — | Yes |
| Water tank (robot) | 200 ml | — |
| Base station | ||
| Base station | Charging dock | All-in-one dock (empty + wash) |
| Auto-empty dust station | — | Yes |
| Mop washing in the dock | — | Yes |
| Hot-water mop washing | — | Yes |
| Hot-air mop drying | — | Yes |
| Automatic water refill | — | Yes |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 5,000 mAh |
| Runtime | 150 min | — |
| Charging time | 300 min | 240 min |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 350 mm | 372 mm |
| Length | 350 mm | 372 mm |
| Height | 97 mm | 105 mm |
| Weight | 3.6 kg | 5.7 kg |
| Shape | Round | Round |
| Colours | White | White |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant, Apple Siri |
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