Narwal Freo S
A cheap self-emptying LiDAR robot for small homes that mostly want vacuuming. Light mopping is a bonus, not a reason to buy it.
Amazon $199.99$199.99
The Narwal Freo S is the better robot vacuum overall, rated 4.1 to 3.8. The Narwal Freo S leads on value and navigation. The Narwal Freo S costs $79 less ($199.99 vs $278.99).
Prices were last checked November 3, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Dreame D20 Plus
For carpeted homes on a budget that want long runs and a self-emptying dock; skip it if you need real mopping or obstacle avoidance.
Amazon $278.99$278.99
Which should you buy?
- Choose the Narwal Freo S for value ($200 vs $279) and navigation (LiDAR + 3D light vs LiDAR).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every vacuum and mop robot vacuum; a clear win is highlighted. How we rank explains each one.
| Factor weight | Narwal Freo S | Dreame D20 Plus |
|---|---|---|
| Overall rating | 4.1/5 | 3.8/5 |
| Cleaning 30% | 73 not yet tested; estimated from 4 tested Narwal robots and the median of the 70 tested robots | 91 measured 93% of sand from carpet, 91% of pet hair, no hair tangled |
| Value 25% | 100 $200 | 79 $279 |
| Dock 20% | 62 Self-empties the bin | 44 Self-empties the bin |
| Navigation 15% | 85 LiDAR + 3D light | 65 LiDAR |
| Mopping 10% | 10 Static pad | 10 Static pad |
Independent tests
Narwal Freo S
No independent test published yet.
Dreame D20 Plus
| Tested by | Carpet deep clean | Pet hair | Hair tangle (0 = none) | Area per charge | Conditions |
|---|---|---|---|---|---|
| Vacuum Wars | 93% | 91% | 0 | 2,761 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 S | Dreame D20 Plus | |
|---|---|---|
| Vacuum | ||
| Claimed suction | 8,000 Pa | 13,000 Pa |
| Main brush | - | HyperStream Detangling DuoBrush (bristled rubber brush plus TPU rubber brush) |
| Dustbin | 250 mL | 500 mL |
| Mopping | ||
| Mop | Static pad | Static pad |
| Leaves mop at dock | No | - |
| Extending mop | No | - |
| Water tank | 300 mL | 350 mL |
| Dock | ||
| Dock | Self-empty | Self-empty |
| Self-empties | Yes | Yes |
| Dust bag | 3.5 L | 5 L |
| Washes mop | No | No |
| Hot-water wash | - | No |
| Hot-air drying | - | No |
| Detergent dosing | - | No |
| Navigation & app | ||
| Navigation | LiDAR + 3D light | LiDAR |
| Obstacle avoidance | Forward structured light | - |
| Climbs thresholds | 20 mm | - |
| Voice assistants | Alexa, Google Assistant | Alexa, Siri, Google Home |
| Build | ||
| Height | 3.9 in (100 mm) | 3.8 in (96.5 mm) |
| Retracting LiDAR | No | - |
| Battery | 3,200 mAh | 5,200 mAh |
| Run time | - | Up to 4 h 45 min |
| Weight | 7.1 lb (3.2 kg) | 7.7 lb (3.5 kg) |
| Warranty | 1 year | 3 years |
| Released | 2025-08 | - |