Narwal S20 Pro vs Roborock Dyad Air
Two of the wet-dry vacuum mops (floor washers) in our best wet-dry vacuum mops: roborock f25 vs dreame h15 vs narwal s30 comparison, lined up spec by spec. Every figure comes from the manufacturer pages linked below, and the scores use the same published formula as the full ranking.
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Best for: A 9.4 lb Narwal with a 790 ml tank
Check price at AmazonBest for: A 10 lb upright with a 900 ml tank
Check price at AmazonSpec-by-spec comparison
Green marks the better published figure. "Not listed" means the manufacturer doesn't publish it.
| Spec | Narwal S20 Pro | Roborock Dyad Air | Weight |
|---|---|---|---|
| Max suctionMaker's suction figure. It matters most for dry debris mixed into wet spills. | 20000 Pa | 17000 Pa | 30% |
| Maximum runtimeLongest runtime the maker quotes, usually in a quiet or auto mode. | Not listed | Not listed | 20% |
| Lies flat for low reachYes when the maker says the vacuum lies flat (around 180°) to clean under beds and toe kicks. | No | No | 15% |
| Hot-water or steam floor cleaningYes when the vacuum heats water or makes steam while cleaning the floor, not just during self-cleaning. | No | No | 15% |
| Clean-water tankA bigger tank means fewer refills per session. | 790 ml | 900 ml | 10% |
| Listed weightThese are heavy because they carry water. Lighter is easier to steer. | 9.41 lb | 10 lb | 10% |
| Suction | 20,000 Pa | 17,000 Pa | info |
| Clean / waste tank | 790 ml / 670 ml | Not listed | info |
| Weight | 9.41 lb | 10 lb | info |
| Battery | 4,000 mAh | 4,000 mAh | info |
| Charge time | ≤ 3.5 h | Not listed | info |
| Water resistance | IPX2 | Not listed | info |
| Warranty | 1 year (Narwal US store page) | Not listed | info |
| Clean / dirty tank | Not listed | 900 ml / 770 ml | info |
| Brush | Not listed | RevoBrush self-cleaning and drying | info |
| SweepPick score | 3.4/10 | 2.6/10 | 100% |
Where each one comes out ahead
Narwal S20 Pro
Better published figure on: Max suction, Listed weight.
What we like
- Light
- Good tank size
Watch out for
- Runtime not stated
- Lay-flat not listed
Roborock Dyad Air
Better published figure on: Clean-water tank.
What we like
- Light
- Large tank
Watch out for
- Lay-flat not listed
Verdict
Narwal has 3,000 Pa more and is 0.59 lb lighter; Roborock has a 110 ml bigger tank.
- Narwal S20 Pro: Narwal: S20 Pro
- Roborock Dyad Air: Roborock: Dyad Air