DeWalt 6 Gallon Poly Wet/Dry Vac vs DeWalt 20V MAX Cordless/Corded Wet/Dry Vacuum
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Quick take: The DeWalt 6 Gallon Poly Wet/Dry Vac costs $105 less.
| Spec | DeWalt 6 Gallon Poly Wet/Dry Vac | DeWalt 20V MAX Cordless/Corded Wet/Dry Vacuum |
|---|---|---|
| Price | ~$75 | ~$180 |
| Type | Wet-Dry Shop Vac | Wet-Dry Shop Vac |
| Suction | 4 HP | 31 CFM |
| Battery | Corded | — |
| Navigation | — | — |
| Filtration | Washable and reusable cartridge filter | Gore Wet/Dry HEPA filter, washable and reusable, 99.97% at 1 micron |
| Cordless | No | Yes |
| Bagged | No | No |
| Noise | — | — |
| Dustbin | 6 gal | 2 gal |
| Water tank | — | — |
| Self-empty dock | No | No |
| Auto mop washing | No | No |
| Hot water washing | No | No |
| Obstacle avoidance | No | No |
| Carpet detection | No | No |
| Auto mop lifting | No | No |
| Multi-floor mapping | No | No |
| App control | No | No |
| Dimensions | 19.5 x 15.5 x 16.5 in | — |
| Weight | 14.8 lbs | — |
| Warranty | 3 years | 3 years |
Pros & cons
DeWalt 6 Gallon Poly Wet/Dry Vac
- ✓Under 15 lbs — easy to lift into a truck bed or up a step
- ✓Washable, reusable cartridge filter instead of disposable ones
- ✓Built-in blower port doubles as a basic blower
- ✓3-year limited warranty plus 1 year of free service
- ✓Rubberized casters roll easily on concrete and gravel
- ✓Widely stocked at Home Depot, so replacement filters and hoses are easy to find
- ✗No published noise rating
- ✗Some owners question whether the 4 HP figure reflects real running power
- ✗6 gallons fills up fast on bigger cleanup jobs
- ✗Running it without the filter seated will damage the motor — an easy mistake to make
DeWalt 20V MAX Cordless/Corded Wet/Dry Vacuum
- ✓Runs on a 20V MAX battery or plugs into the wall — genuine dual-power flexibility
- ✓Gore HEPA filter rated 99.97% at 1 micron, and it's washable
- ✓Small and light enough to keep in a truck cab for quick spills
- ✓3-year limited warranty plus 1 year of free service
- ✓One owner reported 4 years of daily jobsite use with no failures
- ✗Battery and charger sold separately — the real cost is much higher than the tool-only price
- ✗Battery runtime is the top owner complaint; roughly 24 minutes in independent testing on a mid-size battery
- ✗2-gallon tank empties often on anything beyond a quick job
- ✗HEPA filter clogs fast on fine dust like drywall sanding and needs frequent cleaning
- ✗No published weight or dimensions