Dyson - V15s Detect Submarine vs Roborock - Flexi Pro Wet/Dry
Between the V15s Detect Submarine and Flexi Pro Wet/Dry, the V15s Detect Submarine comes out ahead in battery and suction (aw), while the Flexi Pro Wet/Dry wins on dustbin. Overall, the V15s Detect Submarine scores 86 and the Flexi Pro Wet/Dry scores 69.5 on our Mars Score.
Which should you buy?
The V15s Detect Submarine is the clear pick on raw spec strength, leading by 16.5 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the V15s Detect Submarine if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are battery, suction (aw), weight.
Pick the Flexi Pro Wet/Dry if you care most about dustbin. Its strongest claims are dustbin.
Both ship with comparable cordless, so those specs don't separate the two — focus on the differences below.
Bottom line: the V15s Detect Submarine is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Dyson - V15s Detect Submarine wins
- ▲Battery — 50.00% more. 60 min vs 40 min.
- ▲Suction (AW) — 41.18% more. 240 vs 170.
- ▲Weight — 1.00 kg less. 3.5 vs 4.5.
Why Roborock - Flexi Pro Wet/Dry wins
- ▲Dustbin — 10.39% more. 0.85 L vs 0.77 L.
Spec comparison
Performance
| Spec | Dyson - V15s Detect Submarine | Roborock - Flexi Pro Wet/Dry |
|---|---|---|
| Suction (AW) | 240lead | 170 |
| Dustbin | 0.77 L | 0.85 Llead |
| Filter | HEPA H13 | HEPA |
Design
| Spec | Dyson - V15s Detect Submarine | Roborock - Flexi Pro Wet/Dry |
|---|---|---|
| Type | Wet/dry cordless | Wet/dry cordless |
| Cordless | true | true |
| Weight | 3.5 kglead | 4.5 kg |
| Battery | 60 minlead | 40 min |
Frequently asked
Spec-level deep dives
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