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- Romo P2 vs Saros 20 Sonic
DJI Romo P2 vs Roborock Saros 20 Sonic
What Romo P2 does better (1) and where Saros 20 Sonic wins (6) — every spec side by side.
vs
9.3Cleaning power9.0
9.5Navigation9.3
7.8Mopping7.5
4.9Base station6.0
6.5Battery9.0
Dimensions
Size comparison
Romo P2Saros 20 Sonic
| Romo P2 | Saros 20 Sonic | Difference | |
|---|---|---|---|
| Height | 98 mm | 80 mm | +18 mm |
| Width / diameter | 351 mm | 353 mm | −2 mm |
| Length | 351 mm | 353 mm | −2 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Romo P2 better than Saros 20 Sonic?
- Mop typeRotating mop pads vs Vibrating / sonic mop
Why is Saros 20 Sonic better than Romo P2?
- Runtime180 min vs 190 min+6%
- Battery capacity5,000 mAh vs 6,400 mAh+28%
- Height98 mm vs 80 mm+23%
- Threshold climbing85 mm vs 88 mm+4%
- Dust bag (dock)2.4 l vs 2.7 l+13%
- Dustbin (robot)215 ml vs 228 ml+6%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 36,000 Pa | 36,000 Pa |
| Dustbin (robot) | 215 ml | 228 ml |
| Main brush | Dual main brushes | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 2 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| UV disinfection | Yes | — |
| Noise level | — | 64 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Retractable LiDAR, Wall sensor, Cliff sensors |
| Retractable LiDAR | — | Yes |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 85 mm | 88 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Rotating mop pads | Vibrating / sonic mop |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | — | 35 mm |
| Automatic mop removal | — | Yes |
| Extending mop (edges) | Yes | Yes |
| Water tank (robot) | — | 70 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) | 2.4 l | 2.7 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) | 3.2 l | 3.5 l |
| Battery & runtime | ||
| Battery capacity | 5,000 mAh | 6,400 mAh |
| Runtime | 180 min | 190 min |
| Charging time | 150 min | 150 min |
| Cleaning area per charge | 178 m² | — |
| Recharge & resume | — | Yes |
| Size & weight | ||
| Width / diameter | 351 mm | 353 mm |
| Length | 351 mm | 353 mm |
| Height | 98 mm | 80 mm |
| Weight | 4.9 kg | — |
| Shape | Round | Round |
| Colours | Transparent, White | Black |
| App & smart home | ||
| App control | Yes | Yes |
| Voice assistants | — | Amazon Alexa, Google Assistant, Apple Siri |
| Matter | Yes | Yes |
| Live camera view / video call | Yes | Yes |
