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- Flow vs Qrevo Edge
Narwal Flow vs Roborock Qrevo Edge
What Flow does better (4) and where Qrevo Edge wins (3) — every spec side by side.
vs
8.2Cleaning power7.2
9.1Navigation9.1
9.1Mopping8.5
5.8Base station6.0
9.3Battery9.1
Dimensions
Size comparison
FlowQrevo Edge
| Flow | Qrevo Edge | Difference | |
|---|---|---|---|
| Height | 95 mm | 103 mm | −8 mm |
| Width / diameter | 364 mm | 352 mm | +12 mm |
| Length | 364 mm | 352 mm | +12 mm |
Drawn to the same scale from the official dimensions (front and side).
Why is Flow better than Qrevo Edge?
- Mop typeRoller mop vs Rotating mop pads
- Suction power22,000 Pa vs 18,500 Pa+19%
- Height95 mm vs 103 mm+8%
- Charging time180 min vs 240 min+33%
Why is Qrevo Edge better than Flow?
- Mop lift height12 mm vs 17 mm+42%
- Dust bag (dock)2.5 l vs 2.7 l+8%
- Noise level71 dB vs 67 dB+6%
Specifications
Side by side
| Suction & cleaning | ||
| Suction power | 22,000 Pa | 18,500 Pa |
| Dustbin (robot) | — | 325 ml |
| Main brush | Single main brush | Single main brush |
| Anti-tangle brush | Yes | Yes |
| Side brushes | 2 | 1 |
| Extending side brush | — | Yes |
| Carpet detection | Yes | Yes |
| Noise level | 71 dB | 67 dB |
| Navigation & obstacles | ||
| Navigation | Laser (LiDAR) | Laser (LiDAR) |
| Navigation sensors | LiDAR laser (LDS), Cliff sensors | LiDAR laser (LDS), Wall sensor, Cliff sensors |
| Obstacle avoidance | AI camera | AI camera |
| Threshold climbing | 40 mm | 40 mm |
| No-go zones / virtual walls | Yes | Yes |
| Room mapping & room selection | Yes | Yes |
| Mopping | ||
| Mop type | Roller mop | Rotating mop pads |
| Mop lifting on carpets | Yes | Yes |
| Mop lift height | 12 mm | 17 mm |
| Extending mop (edges) | Yes | Yes |
| Water tank (robot) | — | 80 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 | 2.7 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 |
| Dirty water tank (dock) | — | 3.5 l |
| Battery & runtime | ||
| Battery capacity | 6,400 mAh | 6,400 mAh |
| Runtime | 190 min | 190 min |
| Charging time | 180 min | 240 min |
| Cleaning area per charge | — | 400 m² |
| Size & weight | ||
| Width / diameter | 364 mm | 352 mm |
| Length | 364 mm | 352 mm |
| Height | 95 mm | 103 mm |
| Weight | 5 kg | — |
| Shape | Round | Round |
| Colours | White | White |
| 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 |
