Dyson V15s Detect Submarine Review: All-in-one mopping and vacuuming


A flexible instrument, the Dyson V15s Detect Submarine is a robust whole-home cordless vacuum cleaner for surfaces. With its wonderful vary of instruments and automated energy management, it is a good vacuum cleaner. Adding the Submarine head, the cleaner may mop exhausting flooring. A small water tank and non-sealed soiled reservoir do barely restrict the scope of mopping, however when you’ve received a smaller space to scrub or flippantly dirty exhausting flooring, it is a nice all-in-one instrument.


  • Powerful vacuuming with automated energy mode
  • Fluffy Optic highlights grime
  • Mops exhausting flooring
  • Great battery life


  • Small water tank
  • Unsealed soiled water tank

  • TypeThis is a cordless stick vacuum cleaner, which has a mop attachment for moist cleansing exhausting flooring.

  • Battery lifeUp an hour on Eco mode, however you may anticipate someplace across the 40-minute mark on automated mode.


Given that Dyson is named the floorcare firm, it’s slightly shocking that it’s taken so lengthy to get into the exhausting flooring cleansing enterprise with a moist and dry vacuum cleaner.

For its first product, we’re not getting a very new product. Instead, the Dyson V15s Detect Submarine takes the present V15 cordless vacuum cleaner and provides a brand new moist flooring cleansing head into the combo.

Vacuuming efficiency stays distinctive, and exhausting flooring cleansing is spectacular, though there are a couple of little niggles which will imply these with massive quantities of exhausting flooring area could also be higher with an alternate possibility.

Design and options

  • A tweaked model of the Dyson V15 cordless vacuum cleaner
  • Smart show and automated energy modes
  • Excellent vary of equipment

Rather than a very new product, the Dyson V15s Detect Submarine is a tweaked model of the present Dyson V15 Detect. The distinction isn’t simply all the way down to the brand new flooring cleansing head, however within the system’s software program itself.

You see, for moist exhausting flooring cleansing the brand new head is blocked off to stop liquid from coming into the vacuum cleaner. To stop the vacuum’s security system from powering down the vacuum cleaner, the V15s has new software program that detects the ground cleansing head and turns off suction.

From a purely technical perspective, the V15 vacuum cleaner may theoretically be software program up to date to carry out the identical trick; nonetheless, managing that might be extraordinarily difficult. So, for that cause, if you would like the brand new flooring cleansing head, it’s worthwhile to purchase the V15s, and you may’t improve an current V15 vacuum cleaner.

Otherwise, what was good in regards to the V15 stays good on the 15s. That contains the identical piezo sensor, which displays mud particles as they’re sucked up. This permits the vacuum cleaner to regulate its energy on the fly, based mostly on how a lot grime it has detected, when one of many two common flooring heads are used.

A bit of show on the again exhibits a graph of particle sizes, so I may see how soiled my flooring was in real-time.

Dyson V15s Detect Submarine battery life
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This system is good, because it takes the guesswork out of which energy to mode: stick the V15s into the center Auto mode (Medium with a hand instrument hooked up), and let it work out how a lot suction it wants.

There are two further energy modes out there: Eco for mild cleansing and Boost for while you want the utmost cleansing energy, each selectable through the button on the again.

Dyson V15s Detect Submarine power modeDyson V15s Detect Submarine power mode
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The show additionally exhibits the reside battery time in minutes, which updates because the V15s adjusts its energy. Should there be any points, such because the vacuum chopping out as a result of it’s blocked, the display performs slightly troubleshooting video.

This vacuum cleaner has a set off, which must be held in, to function the vacuum cleaner. On the one hand, this management methodology means you solely use the battery whereas cleansing and cycle energy shortly; nonetheless, when you battle along with your grip, a vacuum cleaner with a devoted on/off button could also be simpler to make use of, such because the Dyson Gen5detect.

Dyson offers a superb vary of equipment within the field. For vacuuming, there are two flooring heads: the Digital Motorbar head is for carpet, and has de-tanling tech to stop hair getting wrapped round it, and there’s the Fluffy Optic cleaner, which is designed for exhausting flooring.

Dyson V15s Detect Submarine carpet floor headDyson V15s Detect Submarine carpet floor head
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The Fluffy head is the one with a inexperienced laser in it, which highlights grime on the ground. It’s each horrifying and good: I discovered that it highlights grime on flooring that look clear, which is surprising at first; however the tech does imply it’s simpler to really clear.

Dyson V15s Detect Submarine Fluffy Optical head in operationDyson V15s Detect Submarine Fluffy Optical head in operation
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Then, there are the hand-held instruments, which embody a crevice instrument, a mix instrument, and the hair screw mini motorised brush (additionally with de-tangle tech), which is nice for sofas, stairs and pet beds.

Dyson V15s Detect Submarine mini toolDyson V15s Detect Submarine mini tool
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It’s a disgrace that the wand clip is now not supplied, which lets me carry round two instruments. Instead, the one instrument storage is supplied on the wall-mountable docking/charging station.

Dyson V15s Detect Submarine wall mountDyson V15s Detect Submarine wall mount
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As with Dyson’s current merchandise, the Dyson V15s Detect Submarine has a detachable battery, so you should purchase a spare or simply swap out a battery for a brand new one when it stops holding a cost so properly.

I discovered this vacuum cleaner very straightforward to maneuver round. It weighs 3.08kg, and the burden is properly balanced, making it fast to nip round chair legs for flooring cleansing, or straightforward to carry as much as clear across the tops of partitions and cabinets.

All grime is vacuumed up into the 0.75-litre bin, which is lots large enough to carry a house-worth of grime. There’s a sensible ejection methodology, too: slide the bin forwards and it pushes grime out and straight into the bin; your entire encompass could be eliminated for deep cleansing.

Dyson V15s Detect Submarine side viewDyson V15s Detect Submarine side view
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There’s then a single filter on the again, which needs to be cleaned commonly below operating water, too. It typically is smart with Dyson merchandise to purchase a spare filter, so you may maintain cleansing whereas one is drying.

Dyson V15s Detect Submarine filterDyson V15s Detect Submarine filter
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New to the Dyson V15s Detect Submarine is the Submarine Wet Roller Head. This has a smooth microfibre curler and a water reservoir. Once linked to the vacuum cleaner, water is routinely distributed onto the curler, which strikes alongside selecting up grime from the ground.

There’s only a 300ml water tank on this flooring head, which offers sufficient cleansing for 16-minutes. That’s for smaller areas, and tackling bigger areas will want a number of refills of the tank; when you’ve received principally exhausting flooring, a devoted exhausting flooring cleaner will most likely make extra sense.

Dyson V15s Detect Submarine floor cleaning head taken apartDyson V15s Detect Submarine floor cleaning head taken apart
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As there’s no suction, grime is picked up on the curler and distributed, alongside soiled water, right into a reservoir. This offers some stage of grime pick-up, however this isn’t a instrument for vacuuming and cleansing on the similar time.

Before beginning a clear, it’s price doing a regular vacuum round to choose up any dry mess. Then, you may swap and do the moist mopping. I believe that this makes a whole lot of sense, and is the method I take with common exhausting flooring cleaner. By dry vacuuming first, you chop down on the moist mess, akin to pet hair, that it’s a must to take care of.

Also, because the Submarine solely holds 300ml of soiled water/mess, and the soiled compartment isn’t sealed, you don’t need a lot muck left on the ground earlier than you begin to mop. The unsealed soiled compartment is a little bit of a ache and it’s straightforward to spill mess when you’re not cautious; when cleansing, maintain a cautious eye on how a lot water you’ve used, and empty the system when you discover grime coming again out onto the ground.

While the ground head does come aside for cleansing, it’s a little fiddly to scrub it out, and the curler wants washing below a faucet because the Dyson V15s Detect Submarine doesn’t have a self-clean mode like most exhausting flooring cleaners, such because the Eufy Mach V1 Ultra.

Dyson V15s Detect Submarine mopping system clean outDyson V15s Detect Submarine mopping system clean out
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The rollers needs to be left to dry as soon as washed, and Dyson additionally offers a drip tray that the Submarine head clips into, stopping water from damaging the ground you retailer it on.

Dyson V15s Detect Submarine floor cleaning headDyson V15s Detect Submarine floor cleaning head
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  • Deep cleansing
  • Excellent battery life
  • Good mopping for lighter spills

I began my Dyson V15s Detect Submarine assessments by testing the uncooked energy in Air Watts (AW), measured on the primary unit. I discovered that it delivered energy of 54AW in low mode, 100AW in medium mode and a large 281AW on Boost.

Only the Gen5detect is extra highly effective than this vacuum cleaner, however a number of the outcomes are price explaining. As you may see from the graph beneath, the Gen5detect is barely much less highly effective on its center energy mode; nonetheless, in most circumstances, each the V15s and Gen5detect can be in auto mode on this setting, so the ability will fluctuate on the fly.

Dyson V15s Detect Submarine performance chartDyson V15s Detect Submarine performance chart
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To see what the excessive suction energy actually means, I take a look at suction energy by measuring how distant from the crevice instrument rice granules could be picked up. In this case, it was 3.5cm, which is quite a bit.

This exhibits that utilizing handheld instruments is quick and you don’t should get the crevice instrument proper onto the mess to start out amassing, which is ideal for cleansing out cabinets and exhausting to succeed in areas in automobiles, and so on.

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Next, I moved on to my real-world take a look at, beginning by sprinkling 20g of flour onto carpet. Running the vacuum cleaner by the center of the mess on auto mode, you may see that the V15s can decide up many of the mess in a single sweep, though mud assortment to the edges of the ground head wasn’t fairly pretty much as good as on the edges.

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Completing the clear with one other few swipes, till the carpet appeared clear, I measured that the V15s had collected 94.9% of mud, which is great: a number of the remaining mess can be both on the ground head, within the wand or deep within the carpet fibres.

Next, I sprinkled 10g of flour on carpet tiles, proper as much as the skirting board. Here, I discovered that the vacuum cleaner picked up many of the mess, with only a hint of mud left proper on the edge, which might be collected with the crevice instrument. I discovered {that a} excessive 85.9% of mud was collected.

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I sprinkled 20g of rice onto the exhausting flooring and used the Fluffy head. Here, 100% of the mess was collected and no grains of rice dropped again out onto the bottom.

Dyson V15s Detect Submarine hard floor test dirtyDyson V15s Detect Submarine hard floor test dirty
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I put human hair onto the ground and then used the Motorbar head to choose it up. Everything was gone and the top didn’t get wrapped with hair strands.

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Next, I moved onto my mopping assessments. Starting with mud on the ground, I discovered that the Submarine head made quick work of this type of mess. For this stage of grime, some muddy trails are made, however run the world over a couple of occasions, and all the pieces is collected, leaving a clear flooring.

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Tougher, ground-in stains could be eliminated, too, though the job is harder. I discovered that I needed to make a number of passes on stains left by shifting massive home equipment round within the Trusted Reviews dwelling expertise take a look at lab; at dwelling, cat meals that had dried to the ground wanted many sweeps.

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Overall, I discovered that for normal stains, the Dyson V15s Detect Submarine was superb, nevertheless it took extra effort to scrub deeper stains than with a extra highly effective exhausting flooring cleaner. Combined with the comparatively small water tank and soiled tank, I’d positively say that this flooring cleaner is best suited to properties with smaller quantities of exhausting flooring and/or these properties the place the flooring don’t get too soiled.

Battery life is quoted at a most of 60 minutes with no motorised instrument. I discovered that I may get 1h 16m with the ground instrument on Eco mode, round 42m 51s on auto mode (taken by vacuuming an actual dwelling), and 10m 22s with Boost.

Battery life is essential, however the high quality of the clear, simply as so. As the Dyson V15s Detect Submarine doesn’t want many swipes to scrub every space, its battery life implies that I may clear my three-bedroom home on a single cost.

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Should you purchase it?

You need a single system for all of your cleansing wants

Excellent vacuum cleaner energy, plus respectable mopping for smaller areas makes this an incredible all-in-one system.

You want extra moist cleansing energy

With its small, unsealed reservoir and lighter cleansing motion, these with a lot of exhausting flooring or robust stains could discover a devoted exhausting flooring cleaner higher.

Final Thoughts

It prices £100 extra to purchase the Dyson V15s Detect Submarine over the usual V15 Detect. Whether that’s cash properly spent, is dependent upon your wants. If you will have lighter mopping necessities or not a lot exhausting flooring area, then this vacuum cleaner is excellent worth: you get high quality common vacuuming, plus respectable mopping multi function equipment that works out to be cheaper than shopping for a V15 and a separate exhausting flooring cleaner.

However, when you’ve received a whole lot of exhausting flooring or flooring that get very soiled, say as a result of you will have pets, akin to my cats that make an actual mess, then this mix might not be for you. I discover that I would like extra highly effective mopping and a bigger tank of water, so I exploit a mix of standard cordless vacuum cleaner and devoted exhausting flooring cleaner.

How we take a look at

We take a look at each vacuum cleaner we evaluate completely over an prolonged time frame. We use business customary assessments to match options correctly. We’ll at all times inform you what we discover. We by no means, ever, settle for cash to evaluate a product.

Find out extra about how we take a look at in our ethics coverage.

Used as our primary vacuum cleaner for the evaluate interval

Tested for at the least per week

Tested utilizing instruments to measure precise suction efficiency

Tested with real-world grime in real-world conditions for honest comparisons with different vacuum cleaners


Can you utilize the Submarine head with the common V15 vacuum cleaner?

No, the V15 doesn’t have the appropriate software program, so it could nonetheless use the vacuum when mopping, inflicting the machine to chop out.

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