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Bristle & Bot
Mopping / roundup

Robot vacuums with self-cleaning docks

A dock does four separate jobs and the cheap ones do fewer. The one that actually changes your week is the drying.

By Scooter M.Published
The drum of a washing machine, viewed through the open door

Disclosure — some links on this page go to Amazon, and we earn a commission if you buy through them. It costs you nothing extra and it does not change what we recommend or in what order. The full disclosure.

A full station washes the mop pad, dries it with warm air, empties the dustbin into a sealed bag and refills the robot's water tank. Cheaper docks do one or two of those. Heated drying is the one that matters most day to day, because it is what stops the pad going musty.

The dock is the reason people actually use the mop. Washing a pad by hand after every run is the job that quietly stops happening in week three, and once it stops the mop is worse than nothing because it is spreading rather than lifting.

The four jobs

What each dock does, in the maker's own words

29 of 29 models publish this figure. Every number below links to the page it came from.

ModelDockCondition and source
Roborock Qrevo CurvXRoborockAuto hot-water mop washing and dryingSource: Roborock Qrevo CurvX dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Roborock Saros 10RRoborock10-in-1 Multifunctional Dock 4.0 with hot-water mop washingSource: Roborock Saros 10R product page — dock (retrieved 2026-09-01)
Roborock Qrevo Curv S5XRoborockSelf-emptying, stated at ten weeks, with auto mop washingSource: Roborock Qrevo Curv S5X dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Roborock Qrevo ProRoborockDynamic hot-water mop washing with auto mop dryingSource: Roborock Qrevo Pro dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Roborock Qrevo (QV 35A)RoborockAll-in-one dock with auto mop washingSource: Roborock Qrevo QV 35A dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dreame X50 UltraDreameSelf-emptying, self-cleaning, all-in-oneSource: Dreame X50 Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dreame L40s UltraDreameAuto-empty with mop self-cleaningSource: Dreame L40s Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dreame X40 UltraDreameSelf-emptying with 158F mop and washboard self-cleaning, auto refillSource: Dreame X40 Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dreame L10s UltraDreameAuto mop cleaning and drying, self-refilling and self-emptying, stated at 60 daysSource: Dreame L10s Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
eufy X10 Pro OmnieufySelf-emptying with auto mop washing and drying, 3L self-refilling tankThe robot itself carries an 80ml water tank.Source: eufy X10 Pro Omni product page — station and tanks (retrieved 2026-09-01)
ECOVACS DEEBOT T30S ComboECOVACSAll-in-one hub with dual self-emptying for the robot and the stick vacuum, plus hot-water mop washingSource: ECOVACS DEEBOT T30S Combo station — manufacturer listing on Amazon.com (retrieved 2026-09-01)
iRobot Roomba Combo j9+iRobotMulti-functional base that empties the bin and refills the mop tank, stated at up to 60 daysSource: iRobot Roomba Combo j9+ product page — base (retrieved 2026-09-01)
iRobot Roomba j9+iRobotSelf-emptying base, stated at 60 daysSource: iRobot Roomba j9+ base — manufacturer listing on Amazon.com (retrieved 2026-09-01)
iRobot Roomba Max 705 VaciRobotAutoEmpty dockSource: iRobot Roomba Max 705 dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Shark PowerDetect 2-in-1 (AV2800ZE)SharkNeverTouch Pro base — self-empty at a stated 60 days, refill, pad wash and drySource: Shark PowerDetect 2-in-1 base — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Shark Matrix Plus 2-in-1SharkHEPA bagless self-empty base, stated at 60 daysSource: Shark Matrix Plus 2-in-1 base — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Shark PowerDetect Self-Empty (AV2820S)SharkBagless self-empty base, stated at 30 days, with HEPA filtrationShark states the base holds "30 days of dirt and debris" and that its HEPA filtration "captures and traps 99.97% of dust and allergens".Source: Shark PowerDetect AV2820S product page — base (retrieved 2026-09-21)
Roborock Q7 M5+RoborockAuto-empty dock with a 2.7L dust bag, stated at up to 7 weeksRoborock qualifies the interval: "Based on Roborock internal testing. Actual results may vary depending on usage conditions." The Amazon listing title says 7 to 9 weeks.Source: Roborock Q7 M5+ product page — auto-empty dock (retrieved 2026-09-17)
iRobot Roomba 105 VaciRobotAutoEmpty dock, stated at up to 75 daysSource: iRobot Roomba 105 Vac product page — dustbin and dock (retrieved 2026-09-13)
iRobot Roomba Max 715 PetiRobotAutoEmpty dock with a sealed AllergenLock bag, stated at 90 days and 0.7 micronsSource: iRobot Roomba Max 715 product page — AutoEmpty dock (retrieved 2026-09-13)
eufy Omni C28eufyFive-function Omni station: self-cleaning mop, auto hot-air drying, auto dust emptying, auto tank refilling and auto wastewater collectionSource: eufy Omni C28 product page — Omni station (retrieved 2026-09-13)
Dreame Aqua10 Ultra Roller CompleteDreameAuto-empty stated up to 100 days, with 100C (212F) hot-water roller washing and hot-air dryingThe wash temperature is the notable figure: 100C is boiling point, and it is the highest wash temperature any maker on this site states.Source: Dreame Aqua10 Ultra Roller Complete product page — dock (retrieved 2026-09-26)
Narwal Flow 2NarwalAuto self-emptying into a 2.5L bag, stated up to 120 days, with mop washing at 113-176F and warm-air drying at 104FThe 120-day figure is the longest stated self-empty interval of any machine on this site. Narwal also states the base station washes at up to 212F.Source: Narwal Flow 2 product page — base station (retrieved 2026-09-26)
Shark AI Ultra Self-Empty (AV2501S)SharkBagless self-empty base, stated at 30 days, with true HEPA filtrationShark states the base holds "up to 30 days of dirt and debris" and that its true HEPA filtration "captures and traps 99.97% of dust and allergens" down to 0.3 microns.Source: Shark AI Ultra AV2501S product page — self-empty base (retrieved 2026-10-03)
Narwal Freo Z10 TurboNarwalAuto-washing, auto-drying and self-emptying, with stated wash temperatures of 45C for starch and 60C for grease plus a 72C pasteurization cycleNarwal is the only maker we cover that states more than one wash temperature and ties each to a soil type. It does not state a self-empty interval for this model.Source: Narwal Freo Z10 Turbo product page — base station (retrieved 2026-10-03)
ECOVACS DEEBOT X9 PRO OMNIECOVACSSelf-emptying into a 3L bag, with temperature-controlled mop washing stated from 40C to 75C (104F to 167F) and hot-air dryingECOVACS publishes a wash temperature RANGE rather than a single figure, and states selectable drying durations of 2, 3 or 4 hours.Source: ECOVACS DEEBOT X9 PRO OMNI product page — station (retrieved 2026-10-03)
eufy Omni S2eufy12-in-1 UniClean station: mop washing with electrolyzed water at a stated 60C, hot-air drying at a stated 55C, automatic detergent dispensing, self-emptying and waste-water collectioneufy publishes both temperatures as single figures rather than a range, which makes them checkable against the 40C to 75C range ECOVACS states.Source: eufy Omni S2 US product page — UniClean station (retrieved 2026-10-17)
eufy Omni E28eufyOmni Station: self-emptying into a stated 3L bag for up to 75 days, self-washing, self-refilling, hot-air drying at a stated 35C to 50C, automatic detergent dispensing for up to 6 months, 2.5L clean and 1.8L waste tanks, and storage for the portable deep cleanerSource: eufy Omni E28 product page — Omni Station (retrieved 2026-10-17)
eufy Omni C20eufyAll-in-One station: self-emptying into a stated 3.1L bag for up to 60 days in a pet-free home, mop washing, mop drying with room-temperature air, and water refilling from a 2.5L tankRoom-temperature drying rather than hot air. That is the single biggest difference between this station and the expensive ones, and it is the usual cause of a musty pad.Source: eufy Omni C20 product page — station (retrieved 2026-10-17)

Compiled from the manufacturers’ own published material — every row carries the date its figure was read. We have not measured any of these figures ourselves, see how we pick. Found an error? Tell us and we will correct it.

Washing, and the temperature

Hot water lifts grease in a way cold water does not, which matters because kitchen floors are where most of the mopping happens. ECOVACS states a controlled 40C to 75C range (104F to 167F) on the X9 PRO OMNI, Dreame states 158F on the X40 Ultra. Roborock states hot water washing on the Curv line without publishing a temperature. Where a dock washes in cold water, the pad comes out rinsed rather than clean — and it wears out sooner, which is the running-cost argument set out on when to replace a robot mop pad. Heating that water is also the single largest electrical draw in the whole system: ECOVACS publishes 1,650W for it, and what that costs to run is worked through separately.

Drying, which is the underrated one

A washed pad left damp in an enclosed plastic housing grows the same bacteria that make a forgotten dishcloth smell, and it takes a few days in a humid house. Warm-air drying prevents it. A dock that washes but does not dry will produce a musty pad, and no amount of washing fixes it once it has started — see why the mop smells musty.

Emptying

Intervals of 60 to 100 days are quoted. Dreame states 100 days on a 3.2L bag for the X50 Ultra. Halve any of those figures in a house with a shedding animal — the reasoning is on self-emptying versus a manual bin.

Refilling and dosing

On-board water tanks are small: eufy states 80ml in the robot against a 3L tank in the station. On any floor larger than a flat, the refill is what allows the run to finish. Automatic solution dosing, which ECOVACS states on the X8 Pro Omni, also removes the most common way people damage a mop pump — putting household floor cleaner in a tank designed for water.

How we picked

Criteria first, products second. These are the things we ranked on, stated before anything is recommended.

  • Whether the dock washes the pad at all, and at what stated temperature.
  • Whether it dries the pad with warm air, which is what prevents the musty smell.
  • Self-empty interval and bag capacity, where the maker publishes them.
  • Whether it refills the robot's tank and doses solution automatically.
  • Physical footprint, because a station is a piece of furniture and people underestimate it.

What we did not do: test any of these machines. We do not own one, we do not have a lab, and nothing on this page is written as though we did. The full method.

Quick picks

Ranked on the published specifications below. Tap a row to jump to the full write-up.

#ProductBest forMop liftPrice
1
ECOVACS DEEBOT X9 PRO OMNI
ECOVACS DEEBOT X9 PRO OMNIThe roller mop that washes itself continuously while it runs rather than pushing one increasingly dirty pad around, now with a cyclone-directed anti-tangle brush.
Mopping that rinses as it goes10mm automatic
2
Roborock Qrevo CurvX
Roborock Qrevo CurvXThe highest published suction figure here paired with the highest published mop lift, which is the combination a mixed-floor home actually needs.
Thick carpet and tall sills in one house17mm
3
Dreame X40 Ultra
Dreame X40 UltraThe mop pads come off entirely rather than just lifting, which is the only version of mop lifting that guarantees a dry carpet.
Removable mop padsRemovable, plus a stated 10.5mm raise
4
Dreame L40s Ultra
Dreame L40s UltraStates 40mm of obstacle clearing and a fully detangling brush, which covers the two problems that actually send robots back to the shop.
A published 40mm climb without flagship moneyNot published

Every figure in this table is linked to the page it came from in the write-ups below. We have not tested any of these machines.

ECOVACS DEEBOT X9 PRO OMNI
Top pick

ECOVACS DEEBOT X9 PRO OMNI

Mopping that rinses as it goes

The roller mop that washes itself continuously while it runs rather than pushing one increasingly dirty pad around, now with a cyclone-directed anti-tangle brush.

Published specifications

Stated suction
16,600 PaLower than the 18,000 Pa ECOVACS stated for the X8 PRO OMNI this model replaces. ECOVACS also states a 16.3 L/s airflow figure, which almost nobody else publishes.Source: ECOVACS DEEBOT X9 PRO OMNI product page — suction (retrieved 2026-10-03)
Max climb height
20mm with the mop attachedECOVACS states the condition alongside the figure, which is unusual and useful — a mop combo's climb is not the same as a bare chassis's.Source: ECOVACS DEEBOT X9 PRO OMNI product page — barrier crossing (retrieved 2026-10-03)
Mop lift
10mm automaticECOVACS calls the mechanism the Triple Lift System and states that on carpet it raises the mop to prevent wetting while boosting suction.Source: ECOVACS DEEBOT X9 PRO OMNI product page — mop lifting (retrieved 2026-10-03)
Main brush
Cyclone-Directed anti-tangle main brush, ZeroTangle 3.0The successor to the ZeroTangle 2.0 brush on the discontinued X8 PRO OMNI.Source: ECOVACS DEEBOT X9 PRO OMNI product page — brush (retrieved 2026-10-03)
Navigation
dToF with AIVI 3D 3.0 Omni-ApproachSource: ECOVACS DEEBOT X9 PRO OMNI product page — navigation (retrieved 2026-10-03)
Stated runtime
Up to 196 minutesECOVACS states this for vacuuming on hard floor in standard mode. It is not comparable with the 291 minutes stated for the discontinued X8, which was a silent-mode figure.Source: ECOVACS DEEBOT X9 PRO OMNI product page — working time (retrieved 2026-10-03)
Dustbin
0.22L on boardSource: ECOVACS DEEBOT X9 PRO OMNI product page — dust box capacity (retrieved 2026-10-03)
Body height
98mmSource: ECOVACS DEEBOT X9 PRO OMNI product page — dimensions (retrieved 2026-10-03)
Dock
Self-emptying into a 3L bag, with temperature-controlled mop washing stated from 40C to 75C (104F to 167F) and hot-air dryingECOVACS publishes a wash temperature RANGE rather than a single figure, and states selectable drying durations of 2, 3 or 4 hours.Source: ECOVACS DEEBOT X9 PRO OMNI product page — station (retrieved 2026-10-03)

What it does well

  • OZMO Roller self-washes during the run rather than only at the dock
  • Publishes a threshold figure and states the condition (with mop attached)
  • Mop washing is temperature-controlled across a stated 40C to 75C range rather than a single number

What it does not

  • 20mm climb is among the lowest published figures here
  • 0.22L on-board bin is small, so it leans hard on the dock
  • 16,600 Pa is lower than the model it replaces, which stated 18,000 Pa

Who it is for

Hard floors that actually get dirty — kitchens, entryways, homes with dogs.

Skip it if

Your sills are tall. ECOVACS publishes 20mm with the mop attached, which is at the low end of our threshold table.

$799.99 · See it on Amazon

#ad how we are funded · price as of October 17, 2026

Full ECOVACS DEEBOT X9 PRO OMNI write-up

Roborock Qrevo CurvX
Pick 2

Roborock Qrevo CurvX

Thick carpet and tall sills in one house

The highest published suction figure here paired with the highest published mop lift, which is the combination a mixed-floor home actually needs.

Published specifications

Stated suction
22,000 PaStated as peak HyperForce suction.Source: Roborock Qrevo Curv Series page — 22,000Pa HyperForce Suction (retrieved 2026-09-01)
Max climb height
40mm (1.57in) double-layerRoborock states "1.57 in Max. Double-Layer Threshold Crossing", with the chassis lift engaged.Source: Roborock Qrevo Curv Series page — threshold crossing (retrieved 2026-09-01)
Mop lift
17mmSource: Roborock Qrevo Curv Series page — "17mm Max. Mop Lifting" (retrieved 2026-09-01)
Main brush
DuoDivide main brush with FlexiArm Arc side brushRoborock calls the pair its Dual Anti-Tangle System.Source: Roborock Qrevo Curv Series page — brush system (retrieved 2026-09-01)
Navigation
RetractSense LiDAR with Reactive AI obstacle recognitionRoborock states the turret retracts in tight spaces and that the system recognizes 108 object types.Source: Roborock Qrevo Curv Series page — navigation (retrieved 2026-09-01)
Stated runtime
Not publishedNot stated on the Roborock series page.
Dustbin
Not publishedNot stated on the Roborock series page.
Body height
80mm (3.14in)Source: Roborock Qrevo CurvX, "3.14 in Ultra Slim" — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dock
Auto hot-water mop washing and dryingSource: Roborock Qrevo CurvX dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)

What it does well

  • 17mm mop lift is the highest published figure in this comparison
  • 80mm (3.14in) body clears furniture most flagships cannot
  • Retracting LiDAR turret, so the mast is not the height limit

What it does not

  • 22,000 Pa is a peak figure, not what it sustains across a room
  • Roborock publishes only a double-layer threshold figure for it, not a separate figure for a single vertical sill

Who it is for

Homes with deep carpet in some rooms and hard floors in others, where the mop has to get properly out of the way.

Skip it if

You have no carpet at all. Most of the premium on this model is carpet-specific hardware.

$1,199.99 · See it on Amazon$1,499.99 −20%

#ad how we are funded · price as of October 17, 2026

Full Roborock Qrevo CurvX write-up

Dreame X40 Ultra
Pick 3

Dreame X40 Ultra

Removable mop pads

The mop pads come off entirely rather than just lifting, which is the only version of mop lifting that guarantees a dry carpet.

Published specifications

Stated suction
12,000 PaSource: Dreame X40 Ultra, "12,000Pa Suction" — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Max climb height
22mm (0.87in)Stated by Dreame in its own model comparison, not on the product listing.Source: Dreame model comparison — L40 Ultra Gen 2 vs L40s Ultra, obstacle climbing height (retrieved 2026-09-01)
Mop lift
Removable, plus a stated 10.5mm raiseDreame quotes the height difference before and after mop lifting as 10.5mm; the pads can also be dropped at the dock entirely.Source: Dreame model comparison — mop lifting height difference (retrieved 2026-09-01)
Main brush
Liftable brushes with an extending side brushSource: Dreame X40 Ultra brush system — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Navigation
AI navigation, system not named on the listingSource: Dreame X40 Ultra navigation — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Stated runtime
Up to 198 minutesSource: Dreame X40 Ultra runtime — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dock
Self-emptying with 158F mop and washboard self-cleaning, auto refillSource: Dreame X40 Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)

What it does well

  • Mops detach at the dock instead of riding along raised
  • Stated 198 minutes of runtime
  • 12,000 Pa stated peak suction

What it does not

  • 22mm climb is mid-pack and well below the L40s and X50
  • Large dock footprint for the mop-washing hardware

Who it is for

Mixed carpet and hard floor where you want the mop gone, not raised.

Skip it if

Your thresholds are tall. Dreame's own comparison puts this generation's obstacle climbing at 22mm.

$589.99 · See it on Amazon

#ad how we are funded · price as of October 17, 2026

Full Dreame X40 Ultra write-up

Dreame L40s Ultra
Pick 4

Dreame L40s Ultra

A published 40mm climb without flagship money

States 40mm of obstacle clearing and a fully detangling brush, which covers the two problems that actually send robots back to the shop.

Published specifications

Stated suction
19,000 PaSource: Dreame L40s Ultra, "19,000Pa Suction" — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Max climb height
40mm (1.57in)The listing states "1.57in (4cm) Obstacle Clearing". As with every stated maximum, it assumes a clean square edge.Source: Dreame L40s Ultra obstacle clearing — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Mop lift
Not publishedNo lift height stated on the listing.
Main brush
DuoBrush, stated as 100 percent detanglingSource: Dreame L40s Ultra brush — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Navigation
Not named on the listingThe listing describes app and voice control but does not name the mapping system.Source: Dreame L40s Ultra features — manufacturer listing on Amazon.com (retrieved 2026-09-01)
Dock
Auto-empty with mop self-cleaningSource: Dreame L40s Ultra dock — manufacturer listing on Amazon.com (retrieved 2026-09-01)

What it does well

  • 40mm (1.57in) obstacle clearing is stated on the listing, not buried
  • DuoBrush described as fully detangling
  • Extending mop and side brush for edges

What it does not

  • No mop-lift height published
  • 19,000 Pa is a peak figure and tells you nothing about sustained airflow

Who it is for

A house with real sills and a shedding pet, on a mid-range budget.

Skip it if

You want the published mop-lift height — Dreame does not state one for this model on the listing.

$499.98 · See it on Amazon$699.99 −29%

#ad how we are funded · price as of October 17, 2026

Full Dreame L40s Ultra write-up

What we would skip, and why

Skip this one

Shark Matrix Plus 2-in-1

Its base self-empties, and for a vacuum that is enough. It does not wash the pad and it does not dry it, which on this page is the whole point. If you are shopping for a self-cleaning dock, this is a self-emptying dock with a mop attached and it should be compared against cheaper vacuum-only robots instead.

Questions people actually ask

+ What does a self-cleaning dock actually do?

Up to four things: washes the mop pad, dries it with warm air, empties the dustbin into a bag, and refills the robot's water tank. Cheaper docks do fewer. Check which of the four you are actually buying.

+ Is hot water mop washing worth it?

On kitchen floors, yes — hot water lifts grease that cold water leaves behind. Stated temperatures range from 158F to 167F on the models that publish one, and several publish none.

+ Do I still need to clean the dock?

Yes. The wash tray collects the material the pad gives up, and it needs rinsing periodically — weekly is realistic in a busy house. A dock that cleans the robot does not clean itself.

+ How big is a robot vacuum dock?

A full washing station is roughly the size of a small bin and needs clearance on three sides. Measure the spot before you buy; it is the most common regret and the easiest to prevent.

Sources