Dyson WashG1 Wet Floor Cleaner

Best dedicated wet floor cleaner

D

Dyson WashG1 Wet Floor Cleaner

+9

4.0

4.0

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The Dyson WashG1 delivers impressive wet cleaning on smooth hard floors with near-silent operation and minimal effort, but its inability to handle carpets, grout lines, or tight spaces limits it to homes with predominantly smooth flooring.

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What We Like

• Excellent cleaning on smooth hard floors with dual counter-rotating microfibre rollers
• Floors dry quickly without streaks thanks to minimal moisture left behind
• Quiet operation at approximately 60 dB, significantly quieter than standard vacuums
• Lightweight and manoeuvrable at 10.5 lbs with easy edge-to-edge reach
• Effective 140-second self-cleaning cycle keeps rollers and internals fresh

What We Don't

• Cannot clean carpets at all, exclusively a hard-floor device
• Struggles with uneven floors and grout lines on textured tile
• Bulky head won't fit under low furniture or into tight corners
• Rollers need replacing every six months as an ongoing consumable cost

Dyson WashG1 Review: A Wet Floor Cleaner That Doesn’t Vacuum

The title isn’t a typo. The Dyson WashG1 doesn’t vacuum. No suction motor, no dustbin, no HEPA filter. It’s a dedicated wet floor cleaner, and Dyson wants you to pay a premium for a machine that does less than most of its competitors.

Sounds mad, right? I thought so too. But after several weeks of testing on tile, sealed hardwood, and laminate, I get it. There’s a genuine argument for stripping suction out entirely. Whether that argument is worth the money depends on how you clean your floors and what annoys you about the machines you’ve already tried.

Design and Build

Dyson’s industrial design team clearly had fun here. The WashG1 looks nothing like a traditional mop or a wet-dry vacuum. It’s got that Dyson sci-fi aesthetic, all curves and exposed mechanical bits, but it’s also surprisingly compact for what it does.

At 10.5 lbs, it’s lighter than most wet-dry vacuums I’ve tested. Noticeably lighter than the Bissell CrossWave HF3 at 11.5 lbs, and the difference shows up quickly if you’re cleaning a whole floor. My wrist didn’t ache after 20 minutes. That’s a low bar, but plenty of floor cleaners fail it.

The 12-inch cleaning path is generous. Two tanks sit in the body: 1.0 litre for clean water, 0.8 litres for dirty. Those tanks are smaller than competitors, but the WashG1 squeezes more coverage from less water. Dyson claims 3,100 sq ft per fill. I didn’t hit that number in a real-world kitchen-and-hallway session, but I got through about 2,400 sq ft before the clean tank ran dry, which is respectable.

One complaint. The head is bulky. Getting under low furniture is a non-starter, and tight corners between the toilet and wall? Forget it. You’ll be reaching for a cloth. Competitors like the Dreame H14 Pro solve this with a 180-degree lie-flat design. Dyson didn’t bother.

Cleaning Performance

Here’s where things get interesting.

The WashG1 uses dual counter-rotating microfibre rollers packed with 64,800 filaments per square centimetre. One roller spins forward, the other backward. Dirty water and debris get trapped between them and squeezed into the dirty water tank. No suction involved at all.

On smooth tile and sealed hardwood, the results are genuinely impressive. Coffee stains, muddy footprints, dried sauce spatters from last night’s cooking. All gone in a single pass. Floors dried within about a minute, sometimes faster. No streaks. No sticky residue. Just clean, dry floors.

I kept waiting for the catch.

On vinyl plank flooring, same story. Consistently clean results with minimal effort. Four cleaning modes let you dial in the water flow: Low for light dust, Max for sticky messes. I used Medium for most jobs and rarely felt I needed more.

But there is a catch, and it shows up the moment your floors aren’t perfectly smooth. Grout lines on textured tile gave the WashG1 trouble. The rollers glide over recessed grout rather than scrubbing into it, so dark grout lines stayed dark. If your tile has flat, flush grout, you’ll be fine. If your bathroom tile has deep grout channels, the WashG1 won’t clean them properly.

Uneven floors are a problem too. My hallway has a slight slope near the front door, and the rollers didn’t maintain consistent contact on the transition strip between tile and hardwood. Not a dealbreaker, but it left a noticeable strip of uncleaned floor that I had to go over manually.

The No-Suction Question

Let’s address this directly because it’s the thing everyone asks about.

No suction means the WashG1 can’t pick up crumbs, hair clumps, or dried debris the way a wet-dry vacuum can. You need to vacuum or sweep first. Every time. If you skip that step and run the WashG1 over a floor covered in toast crumbs and dog hair, you’ll just push wet debris around.

So why would anyone want this?

Two reasons. First, suction motors are loud. The WashG1 runs at roughly 60 dB, which is conversational volume. I cleaned the kitchen while my partner was on a work call in the next room. No complaints. Try that with a Tineco or CrossWave and you’ll get a look.

Second, suction-based wet cleaners tend to leave floors wetter. They’re pulling liquid up, but also laying it down, and the recovery isn’t always complete. The WashG1’s roller system wrings dirty water out mechanically. Floors dry noticeably faster. On sealed hardwood, that matters. Standing water is the enemy of wood floors, and the WashG1 leaves barely any.

Is the trade-off worth it? Depends entirely on your cleaning routine. If you already run a robot vacuum daily, the WashG1 slots in perfectly as a follow-up. Vacuum handles the dry debris, WashG1 handles the wet scrubbing. Two specialised tools, each doing their job well.

If you want one machine that does everything in a single pass, the WashG1 isn’t it. Look at the Dreame H14 Pro with its 18,000 Pa suction, or check our Dyson PencilWash vs WashG1 vs Clean+Wash Hygiene comparison for a breakdown of Dyson’s own lineup.

Self-Cleaning and Maintenance

The automated self-cleaning cycle takes 140 seconds. Place the WashG1 on its dock, press the button, and the rollers flush with clean water while spinning. Dirty water drains into a tray you empty afterwards.

It works. After a heavy kitchen clean, the rollers came out looking reasonably fresh. Not spotless, mind you. A week of daily use left a faint discolouration that the self-clean cycle couldn’t fully shift. I’d recommend pulling the rollers out for a manual rinse every few days if you’re cleaning up after messy cooking or muddy boots.

Roller replacement is the ongoing cost. Dyson says every six months, and that lines up with what I saw. After about five months of regular use, the microfibre filaments start matting down and the cleaning performance drops off. Replacement rollers aren’t cheap.

The dock itself is compact and doesn’t need a water connection, which is nice. Some competitors require plumbing or leave puddles. The WashG1 dock stays tidy.

Battery and Runtime

Dyson rates the WashG1 at 35 minutes in standard mode. I consistently got 30 to 33 minutes before the battery warning kicked in, which is close enough to the claim that I won’t grumble about it.

Max mode cuts that to around 20 minutes. I rarely used Max. Medium handled most messes, and even sticky kitchen floors came clean on High without needing the full power draw.

Charging takes 4 hours. There’s no quick-charge option and the battery isn’t removable, so if it dies mid-clean, you’re done for the afternoon. For most flats and average-sized homes, 30 minutes is plenty. Larger houses might find it tight, especially if you’re doing a thorough room-by-room clean.

The four modes give you some control over runtime versus cleaning power. Low mode could theoretically stretch past 35 minutes, but I never found a use for it. Floors didn’t feel properly cleaned on Low, just slightly damp.

Who Should Buy the WashG1?

The ideal WashG1 owner already has a vacuum they like. Maybe a Dyson cordless, maybe a robot. They want a dedicated wet floor cleaner that’s quiet, leaves floors dry, and doesn’t try to be everything at once.

If your home is mostly smooth hard floors, tile, laminate, vinyl, sealed hardwood, the WashG1 is brilliant. Quick to use, easy to maintain, and the cleaning results on smooth surfaces are better than any wet-dry vacuum I’ve tested.

If you don’t want a two-machine setup, Dyson’s own Clean+Wash Hygiene combines vacuuming and mopping in one unit at 8.4 lbs with up to 70 minutes of runtime and a hot-air drying dock. It costs more but eliminates the need for a separate vacuum.

For people who want maximum suction alongside wet cleaning, the Dreame H14 Pro offers 18,000 Pa suction with a 180-degree lie-flat design for getting under furniture. At a similar price point, it’s the more versatile machine, though floors won’t dry as quickly.

And if budget and weight matter most, Dyson’s PencilWash at 4.6 lbs is the lightest option in the range, though it lacks self-cleaning.

Verdict

The Dyson WashG1 is a strange product to recommend because it does less than its competition on paper. No suction. No carpet cleaning. Smaller tanks. But on the specific job it’s designed for, wet cleaning smooth hard floors, it’s excellent.

Floors dry faster than with any suction-based alternative. It’s quieter than anything else in this category. At 10.5 lbs, it’s comfortable to use for extended sessions. The self-cleaning dock works as advertised.

I’m giving it a 4 out of 5. It loses a point for the bulky head that can’t reach tight spaces, the struggle with grout lines, and the fact that you need a separate vacuum. Those are real limitations, not nitpicks.

If you’re already vacuuming regularly and want genuinely clean hard floors without the dampness and noise of a wet-dry vacuum, the WashG1 is the best tool for that specific job. Just go in knowing exactly what it is, and more importantly, what it isn’t.

Also Consider

Dyson Clean+Wash Hygiene Wet and Dry Floor Cleaner

Best Dyson all-in-one

D

Dyson Clean+Wash Hygiene Wet and Dry Floor Cleaner

+11

4.5

4.5

Check Price →

A genuinely hygienic wet and dry floor cleaner that cleans brilliantly and fixes the WashG1's biggest flaw with its hot-air drying dock, though the small tanks and premium price tag warrant consideration against larger-capacity competitors.

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What We Like

• Genuinely hygienic filter-free design where dirty water never travels through the machine body
• Excellent cleaning performance on coffee, wine, mud, and mixed wet and dry messes
• Very quiet operation at approximately 63 dB
• Lightweight at 8.4 lbs with 4.4-inch flat profile for under-furniture cleaning
• Hot-air drying dock eliminates manual roller drying and prevents odour buildup

What We Don't

• Small tank capacities (0.75L clean, 0.52L dirty) require frequent refills in larger homes
• Edge cleaning imperfect on one side, doesn't reach flush to walls
• Can drip waste water when moving between rooms

Dreame H14 Pro Wet Dry Vacuum

Best vacuum-mop combo

D

Dreame H14 Pro Wet Dry Vacuum

+2

4.5

4.5

Check Price →

A strong all-rounder that punches above its price point with excellent dirt pickup, a genuinely useful 180-degree lie-flat design, and smart hot-water self-cleaning, but it leaves floors wetter than ideal.

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What We Like

• Excellent cleaning performance rated 5/5 by Homes and Gardens
• True 180-degree lie-flat design cleans under furniture as low as 3.86 inches
• Hot water self-cleaning at 140°F prevents odours and mildew buildup
• Smart auto-dispensing solution tank adjusts detergent based on dirt level
• Lighter than competitors at 12.6 lbs with GlideWheel motorised drive assist

What We Don't

• Floors left noticeably wet and slippery after cleaning
• Roller brush stains and discolours after relatively little use
• No steam cleaning capability, limited to 140°F hot water
• Shorter 40-minute runtime compared to 75 minutes on the Tineco S9

Sources & Research

• Amazon Product Page
• Dyson Official Product Page
• Amazon Product Page
• Dyson Official Product Page
• Amazon Product Page
• Dreame Official Product Page