Compare
4 vs 8 vs 11 gal wet/dry shop vac classes
Compare portable wet/dry vac tank ceilings against ShopVacGal estimates, with verified VEVOR US examples.
| Class | Typical fit | Trade-off | Ceiling note |
|---|---|---|---|
| 4 gal | Car detail / small spots | Empties often on shop jobs | Entry class |
| 8 gal | Mid garage / bay cleanup | Still short of heavy wet jobs | Mid ladder |
| 11 gal | Top of this consumer ladder | Heavy continuous wet may still NO_MATCH | Ceiling here |
| NO_MATCH | Beyond 11 gal-eq demand | Do not force 11 gal class | Split or go commercial |