Narwal Freo 20 Edge
A cheaper way into Narwal’s self-rinsing track mop for hard-floor homes with low furniture. The Freo 20 adds hot-water washing and camera avoidance.
Narwal $699.99$699.99
The Narwal Freo 20 Edge and the Shark PowerDetect UV Reveal are evenly matched, rated 4.2 and 4.1. The Narwal Freo 20 Edge leads on mopping. The Shark PowerDetect UV Reveal wins on navigation.
Shark PowerDetect UV Reveal
For pet owners with large homes who want a hot-wash dock and long runs: it covered about 2,800 sq ft per charge and scored well on pet hair.
Amazon $699.99$699.99
Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Which should you buy?
- Choose the Narwal Freo 20 Edge for mopping (Roller, extends to edges vs Vibrating pad, extends to edges).
- Choose the Shark PowerDetect UV Reveal for navigation (LiDAR + camera vs LiDAR + 3D light).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every self-cleaning dock robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Narwal Freo 20 Edge | Shark PowerDetect UV Reveal |
|---|---|---|
| Overall rating | 4.2/5 | 4.1/5 |
| Cleaning 30% | 73 not yet tested; estimated from 4 tested Narwal robots and the median of the 70 tested robots | 72 measured 88% of sand from carpet, 91.5% of pet hair, some hair tangled (0.3) |
| Value 25% | 58 $700 | 58 $700 |
| Dock 20% | 100 Self-empties the bin, washes the mop, hot-air mop drying | 100 Self-empties the bin, washes the mop, hot-water mop wash, hot-air mop drying |
| Navigation 15% | 85 LiDAR + 3D light | 100 LiDAR + camera |
| Mopping 10% | 85 Roller, extends to edges | 46 Vibrating pad, extends to edges |
Independent tests
Narwal Freo 20 Edge
No independent test published yet.
Shark PowerDetect UV Reveal
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 88% | 91.5% | 0.3 | 2,803 sq ft | Embedded sand in medium-pile carpet; flattened 2.5 in pet hair on carpet, two runs; 7 in hair tangle on hard floor (0 = none wrapped). |
Specifications
| Narwal Freo 20 Edge | Shark PowerDetect UV Reveal | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 31,000 Pa | - |
| Main brush | Cyclone zero-tangling roller brush | - |
| Dustbin | - | 379 mL |
| Mopping | ||
| Mop | Roller, extends to edges | Vibrating pad, extends to edges |
| Leaves mop at dock | No | - |
| Extending mop | Yes | Yes |
| Dock | ||
| Dock | Washes mop + empties | Washes mop + empties |
| Self-empties | Yes | Yes |
| Washes mop | Yes | Yes |
| Hot-water wash | - | Yes |
| Hot-air drying | Yes | Yes |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR + camera |
| Obstacle avoidance | 3D structured light at the front and side | AI camera and 3D sensors; UV Stain Detect finds dried, invisible stains on hard floors |
| Climbs thresholds | 20 mm | - |
| Matter | - | No |
| Voice assistants | - | Alexa, Google Assistant |
| Build | ||
| Height | 3.7 in (95 mm) | - |
| Retracting LiDAR | No | - |
| Battery | 4,900 mAh | - |
| Run time | - | Up to 3 h |
| Warranty | 1 year | 2 years |
| Released | - | 2026-03 |