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- S8 MaxV Ultra vs Saros Z70
Roborock S8 MaxV Ultra vs Roborock Saros Z70
What S8 MaxV Ultra does better (0) and where Saros Z70 wins (10) — every spec side by side.
vs
5.5Cleaning power8.4
7.6Navigation9.7
7.7Mopping8.7
5.4Base station5.4
7.4Battery8.9
Dimensions
Size comparison
S8 MaxV UltraSaros Z70
| S8 MaxV Ultra | Saros Z70 | Difference | |
|---|---|---|---|
| Height | 103 mm | 80 mm | +23 mm |
| Width / diameter | 353 mm | 353 mm | = |
| Length | 353 mm | 353 mm | = |
Drawn to the same scale from the official dimensions (front and side).
Why is S8 MaxV Ultra better than Saros Z70?
S8 MaxV Ultra has no measurable advantages in this pair.
Why is Saros Z70 better than S8 MaxV Ultra?
- Suction power10,000 Pa vs 22,000 Pa2.2×
- Obstacle avoidanceAI camera vs AI camera + 3D structured light
- Mop typeVibrating / sonic mop vs Rotating mop pads
- Threshold climbing20 mm vs 40 mm2×
- Height103 mm vs 80 mm+29%
- Battery capacity5,200 mAh vs 6,400 mAh+23%
- Mop lift height20 mm vs 22 mm+10%
- Charging time240 min vs 150 min+60%
- Dustbin (robot)270 ml vs 300 ml+11%
- Noise level67 dB vs 63 dB+6%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 10,000 Pa | 22,000 Pa |
| Dustbin (robot) | 270 ml | 300 ml |
| Main brush | Dual main brushes | Single main brush |
| Anti-tangle brush | — | Yes |
| Side brushes | 1 | 1 |
| Extending side brush | Yes | Yes |
| Carpet detection | Yes | Yes |
| Dirt detection | Yes | — |
| Robotic arm | — | Yes |
| Noise level | 67 dB | 63 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors | LiDAR laser (LDS), dToF laser, Wall sensor, Cliff sensors |
| Obstacle avoidance | AI camera | AI camera + 3D structured light |
| Threshold climbing | 20 mm | 40 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Vibrating / sonic mop | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 20 mm | 22 mm |
| Automatic mop removal | — | Yes |
| Extending mop (edges) | Yes | Yes |
| Water tank (robot) | 100 ml | — |
| Base station | ||
| Base station | All-in-one dock (empty + wash) | All-in-one dock (empty + wash) |
| Auto-empty dust station | Yes | Yes |
| Dust bag (dock) | 2.5 l | 2.5 l |
| Mop washing in the dock | Yes | Yes |
| Hot-water mop washing | Yes | Yes |
| Hot-air mop drying | Yes | Yes |
| Automatic water refill | Yes | Yes |
| Clean water tank (dock) | 4 l | 4 l |
| Dirty water tank (dock) | — | 3 l |
| Battery & runtime | ||
| Battery capacity | 5,200 mAh | 6,400 mAh |
| Runtime | 180 min | 180 min |
| Charging time | 240 min | 150 min |
| Cleaning area per charge | 300 m² | — |
| Recharge & resume | Yes | — |
| Size & weight | ||
| Width / diameter | 353 mm | 353 mm |
| Length | 353 mm | 353 mm |
| Height | 103 mm | 80 mm |
| Shape | Round | Round |
| Colours | Black | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | Amazon Alexa, Google Assistant, Apple Siri | Amazon Alexa, Google Assistant, Apple Siri |
| Live camera view / video call | Yes | Yes |
| Remote control | Yes | — |
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