Garden Last updated · owner ratings verified July 2026
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Side by side
| Our pick Milwaukee 0880-20 M18 Wet/Dry Vacuum Best cordless $120–160 Check price | RIDGID 3-Gallon 18V Cordless Handheld Vac $100–140 Check price | RIDGID WD1450 14-Gallon Wet/Dry Vac Most vac per dollar $130–180 Check price | DEWALT DCV581H 20V MAX / Corded 2-Gallon Field benchmark $110–150 Check price | |
|---|---|---|---|---|
| What owners rate it | ||||
| Owner rating | 4.7 / 5 (3,169) | 4.2 / 5 (57) | 4.6 / 5 (135) | 4.5 / 5 (8,607) |
| Specifications | ||||
| Tank capacity | 2 gallons | 3 gallons | 14 gallons | 2 gallons |
| Power source | M18 18V battery | RIDGID 18V battery | Corded, 6.0 peak HP | 20V MAX or corded AC |
| Hose | 1-7/8 in. x 5 ft | 1-7/8 in. | 2-1/2 in. x 7 ft | 1-7/8 in. x 5 ft |
| Filtration | Washable filter, optional bag | Washable fine-dust filter | Qwik Lock cartridge | Washable HEPA-rated |
| Wet pickup | Yes | Yes | Yes | Yes |
| Weight | ~12 lbs bare | ~11 lbs bare | ~26 lbs | ~11 lbs |
| What is in the box | Bare tool only | Bare tool only | Vac, hose and accessories | Bare tool, AC cord included |
| Who it suits | ||||
| Best for | trades and DIYers already running M18 batteries | RIDGID 18V owners who want a grab-and-go vac | a garage or basement vac that never has to move far | a reference point — the best-selling vac in this class |
Ratings are aggregated Amazon owner ratings, not our own testing. Figures verified July 2026.
Pros and cons
0880-20 M18 Wet/Dry Vacuum
- Owners consistently report it pulls harder than a cordless vac this size has any right to
- Handles wet spills and drywall dust on the same trip with a filter swap
- The most durable-feeling housing in the cordless class — reviewers mention drops with no cracks
- M18 packs carry Milwaukee’s long tool warranty and run the rest of the platform
- Only 2 gallons — a single flooded water heater fills it several times over
- Bare tool, so a battery and charger are a real added cost if you are new to M18
- Runtime on a compact 2.0Ah pack is short enough that owners keep a spare on the belt
3-Gallon 18V Cordless Handheld Vac
- An extra gallon of tank over the Milwaukee for roughly the same money
- Runs on the same 18V packs as RIDGID drills and drivers
- Genuinely handheld shape suits car interiors and truck cabs
- Rated 4.2 on a very small number of owner ratings — the thinnest evidence base in this comparison
- Suction drops noticeably as the filter loads, which reviewers mention more than on the Milwaukee
- Bare tool, and RIDGID 18V packs are harder to find outside Home Depot
WD1450 14-Gallon Wet/Dry Vac
- Fourteen gallons and 6.0 peak horsepower — a different class of airflow from anything cordless
- The 2-1/2 in. hose swallows wood offcuts and wet leaves that clog a 1-7/8 in. hose
- Doubles as a blower for clearing a garage floor or gutters
- Filters, hoses and casters are stocked in every big-box store in the country
- Corded and heavy — this is not a vac you carry up a ladder
- Loud enough that owners routinely mention hearing protection
- Fine drywall dust escapes the standard filter unless you fit a fine-dust cartridge and a bag
DCV581H 20V MAX / Corded 2-Gallon
- Runs on a 20V MAX battery or plugs into AC, which no Milwaukee or RIDGID cordless vac does
- HEPA-rated washable filter comes standard rather than as an upsell
- The largest owner-rating base in the cordless wet/dry category by a wide margin
- Rated 4.5 — slightly below the Milwaukee on owner satisfaction
- Latches are the recurring weak point in reviews
- Same 2-gallon limitation as the Milwaukee
Decision factors
What you actually pay
Sticker prices are close — $100–160 covers every vac here — but the real cost is the battery platform behind it. Both cordless vacs ship bare. An M18 5.0Ah pack runs $90–130 and a charger $40–60, so a Milwaukee 0880-20 bought from scratch is realistically a $250–300 purchase. The same is true of RIDGID 18V. That is the single biggest number in this comparison and it is not printed on either box.
This is exactly why the corded WD1450 is the value answer for most people. For $130–180 you get seven times the tank, a bigger hose, blower function and no platform commitment at all. Unless the vac genuinely has to leave the outlet, the corded RIDGID gives you more capability per dollar than either battery vac by a wide margin.
Consumables are where shop vacs quietly cost money. Replacement cartridge filters run $15–30 each, and if you are vacuuming drywall or concrete dust you will pair one with collection bags at $10–20 for a pack — skipping the bag halves filter life and is the most common reason owners think their vac lost suction. RIDGID has a real advantage here: its filters, hoses, wands and casters sit on the shelf at every Home Depot in the country. Milwaukee filters and bags are usually a special order or an online buy, which is a small annoyance that repeats for years. Batteries are the other consumable: expect five to seven years and a few hundred charge cycles before a pack is noticeably weaker.
Which one fits you
- A tradesperson already on M18 Milwaukee 0880-20 Highest owner rating in the cordless class, and the packs you already carry make it effectively a $130 tool.
- A homeowner with one garage and one outlet RIDGID WD1450 Fourteen gallons, a 2-1/2 in. hose and blower function for the price of a bare cordless vac.
- Someone cleaning up after drywall or tile work RIDGID WD1450 with a fine-dust filter Cordless vacs simply do not move enough air to keep up with continuous fine dust; the corded tank does.
- Anyone who mostly vacuums a truck cab or car interior RIDGID 3-gallon cordless The handheld shape works better in a footwell than the Milwaukee’s upright body, if you are already on RIDGID 18V.
If neither is right
- CRAFTSMAN CMCV002B 20V 2-Gallon Wet/Dry Vac A cheaper way onto a cordless platform that plenty of households already own, and well rated by owners for light cleanup.
- Makita XCV11Z 18V HEPA Dust Extractor The right answer if the job is fine dust rather than debris — true HEPA filtration and a tool-triggered outlet, at a meaningful premium.
- DEWALT 20V MAX Cordless Shop Vac The corded-or-cordless flexibility is genuinely useful if your work moves between a shop bench and a jobsite.
Which should you buy?
Buy the Milwaukee 0880-20 if the vacuum has to run off a battery. It is the highest-rated cordless wet/dry vac of the group and the one owners describe as feeling like a real tool rather than an accessory. Buy the RIDGID WD1450 if the vac will live in a garage or basement near an outlet — fourteen gallons, a 2-1/2 in. hose and blower function for the same money as a bare battery vac is not a close contest. RIDGID’s cordless handheld is the weakest option here, sitting at 4.2 across a very small owner base.
Why is this comparison lopsided?
Because the two brands are not really competing in the same place. Milwaukee builds cordless-first: the M18 platform is the product, and the 0880-20 exists to give M18 owners a wet/dry vac without leaving the ecosystem. RIDGID built its name on corded wet/dry vacs sold through Home Depot — the orange tanks in every American garage — and its cordless offerings are a small sideline by comparison.
That shows in the evidence. The Milwaukee vac has accumulated thousands of owner ratings at 4.7. RIDGID’s cordless handheld has a fraction of that volume at 4.2, which is not enough of a record to buy on confidently. Meanwhile RIDGID’s corded vacs have decades of owner feedback behind them and consistently strong ratings. If you framed this as “Milwaukee cordless versus RIDGID corded” instead, it would be a genuinely close call.
How much does cordless actually cost you?
Two gallons. That is the honest trade. Both battery vacs top out around two to three gallons because a bigger tank means more weight to carry and more air to move than an 18V motor can sustain. A 14-gallon corded vac is not seven times better, but it is the difference between emptying once and emptying six times on a real cleanup, and its larger hose passes debris that jams a 1-7/8 in. cordless hose.
Airflow is the other gap, and it is bigger than the tank difference. Cordless wet/dry vacs are built for spot cleanup: a spilled drink, a bag of sawdust, a wet cut on a jobsite. Continuous fine dust — drywall sanding, concrete grinding, tile cutting — loads a small filter quickly and outruns the airflow a battery motor can produce. Our guide on the best shop vac for fine dust covers the filter setup that actually keeps up.
Which brand is easier to own long term?
RIDGID, and the reason is unglamorous: filters. A shop vac is a consumable-driven tool, and RIDGID cartridges, bags, hoses and wands are on the shelf at every big-box store in America. When a filter clogs on a Saturday morning, that is a 20-minute errand. Milwaukee replacement filters and bags are more often ordered online and waited on. Over a decade of ownership, that convenience compounds.
Milwaukee has the edge on warranty and platform value. M18 tools carry one of the longest tool warranties in the trades, and the battery you buy for the vac powers drills, impact drivers, lights and saws. RIDGID 18V is a narrower ecosystem with fewer tools and thinner retail presence outside Home Depot. If you are choosing a battery platform rather than a vacuum, that difference should weigh more heavily than the vac itself.
What tank size and hose do you actually need?
Two specifications decide whether a shop vac frustrates you, and neither is the horsepower number on the front. The first is hose diameter. A 1-7/8 inch hose is standard on cordless and small vacs and handles dust, sawdust and small debris. A 2-1/2 inch hose passes wood offcuts, wet leaves, drywall chunks and screws without jamming, and it moves considerably more air. Almost every “it keeps clogging” complaint in this category is a hose-diameter problem rather than a suction one.
The second is tank size against the job. Two to three gallons is a spot-cleanup tank: a spilled drink, one bag of sawdust, a wet cut on a jobsite. Eight to twelve gallons covers a workshop that generates debris weekly. Twelve to sixteen gallons is what you want if there is any chance of a flooded basement or a serious renovation cleanup, because emptying a wet vac repeatedly is heavy, slow work.
A useful rule: buy the tank for the worst job you can foresee and the hose for the messiest material. Undersizing the tank costs you time on every use, and undersizing the hose costs you the ability to do the job at all. Our shop vac sizing guide works through it by scenario.
What do owners actually complain about?
The single most repeated complaint across every vac here is lost suction that is really a loaded filter. Owners run a cartridge filter through drywall dust without a collection bag, the pleats pack solid within an hour, and the vac gets a one-star review for a problem that a $12 bag prevents. Tap the filter out after every session and replace it once a year in normal use.
Short runtime is the second theme on both cordless vacs, and it is physics rather than a defect: moving air is one of the most power-hungry things a battery tool can do. Owners who are happy with the Milwaukee almost always mention running 5.0Ah packs rather than compact ones. Noise dominates the corded complaints — a 6.0 peak HP motor is genuinely loud, and hearing protection is not optional in a closed garage.
The last recurring gripe is latch and hose fit. Plastic latches on tank lids are the most common broken part on any brand of shop vac, and mismatched hose diameters are the reason people think accessories “do not fit”. Check whether you need 1-7/8 in. or 2-1/2 in. fittings before ordering anything, because both sizes are sold side by side.
The bottom line
For a cordless wet/dry vac, Milwaukee wins on the strength of the owner-rating record and on platform value — the 0880-20 is the one to buy if you already carry M18 packs. For everything else, RIDGID is the better brand, and the corded WD1450 is the most capable vacuum in this comparison by a wide margin for the least money. RIDGID’s cordless line is the part to skip. These rankings come from aggregated owner ratings and expert consensus rather than first-hand testing — the method is on how we rank.
More from this hub: best cordless shop vac · best shop vac · what size shop vac do I need · can a shop vac pick up water · shop vac dust collection.