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- Romo A2 vs Z70 Ultra Roller
DJI Romo A2 vs Mova Z70 Ultra Roller
What Romo A2 does better (1) and where Z70 Ultra Roller wins (8) — every spec side by side.
vs
9.3Cleaning power9.5
9.5Navigation9.3
7.9Mopping9.2
7.0Base station9.1
6.5Battery9.4
Dimensions
Size comparison
Romo A2Z70 Ultra Roller
| Romo A2 | Z70 Ultra Roller | Difference | |
|---|---|---|---|
| Height | 98 mm | 96 mm | +2 mm |
| Width / diameter | 351 mm | 350 mm | +1 mm |
| Length | 351 mm | 350 mm | +1 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Romo A2 better than Z70 Ultra Roller?
- Charging time150 min vs 180 min+20%
Why is Z70 Ultra Roller better than Romo A2?
- Mop typeRotating mop pads vs Roller mop
- Runtime180 min vs 225 min+25%
- Battery capacity5,000 mAh vs 6,400 mAh+28%
- Threshold climbing85 mm vs 90 mm+6%
- Dust bag (dock)2.4 l vs 4 l+67%
- Height98 mm vs 96 mm+2%
- Cleaning area per charge178 m² vs 250 m²+40%
- Clean water tank (dock)4 l vs 5.5 l+38%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 36,000 Pa | 36,000 Pa |
| Dustbin (robot) | 215 ml | — |
| Main brush | Dual main brushes | Dual main brushes |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 2 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| Dirt detection | — | Yes |
| HEPA filter | — | Yes |
| UV disinfection | — | Yes |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS) | LiDAR laser (LDS), Retractable LiDAR, Wall sensor, Cliff sensors |
| Retractable LiDAR | — | Yes |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 85 mm | 90 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Roller mop |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | — | 13 mm |
| Extending mop (edges) | Yes | Yes |
| 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) | 2.4 l | 4 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 |
| Plumbed water connection | — | Yes |
| Clean water tank (dock) | 4 l | 5.5 l |
| Dirty water tank (dock) | 3.2 l | 4.5 l |
| Battery & runtime | ||
| Battery capacity | 5,000 mAh | 6,400 mAh |
| Runtime | 180 min | 225 min |
| Charging time | 150 min | 180 min |
| Cleaning area per charge | 178 m² | 250 m² |
| Size & weight | ||
| Width / diameter | 351 mm | 350 mm |
| Length | 351 mm | 350 mm |
| Height | 98 mm | 96 mm |
| Weight | 4.9 kg | — |
| Shape | Round | Round |
| Colours | White, Transparent | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant |
| Matter | Yes | — |
| Live camera view / video call | Yes | Yes |
