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What reviewers found

Two independent home tests so far, both with accessories fitted. PCWorld tried the Patrol Kit with a SwitchBot camera and liked the patrols, but the mobile base couldn't get over a low, rounded threshold and the app felt cluttered. MacSources ran it with the air purifier table, camera and fan in a home with dogs and kids. It picked up crumbs and dog hair well there, but got stuck because of the home's layout. Both call the mop a light wipe.

PCWorld, hands-on, Oct 2025 (tested on the K20+ Pro Patrol Kit) · MacSources, hands-on, Sept 2025 (tested on the K20+ Pro with air purifier table, camera and fan)

  • Hard floors

    Mixed results

    A top-up cleaner. MacSources found it good with everyday dust and crumbs on hard floors, but not deeply embedded dirt, and PCWorld found it did a decent enough job but wouldn't use it as a main cleaner.

  • Carpet and rugs

    Not enough evidence

    Only MacSources judged carpet, finding it fine on light carpets and rugs but not suited to deep pile.

  • Pet hair

    Not enough evidence

    Only MacSources judged hair, finding it picked up dog hair well in everyday use.

  • Mopping

    Reviewers found problems

    It only wipes. PCWorld compared the pads to glorified wet wipes dragged across the floor, and MacSources found it fine for light upkeep but no good for scrubbing stuck stains.

  • Navigation and obstacles

    Mixed results

    The robot alone crossed thresholds fine for PCWorld, but with the platform fitted it couldn't roll over a low, rounded strip between rooms. MacSources found it got stuck more often than it liked.

  • Dock and upkeep

    Not enough evidence

    Only MacSources commented on the dock in use, finding the auto-empty cycle loud but not overbearing.

  • App and software

    Reviewers found problems

    PCWorld found the app hopelessly cluttered and hard to navigate, and MacSources also found it complex and sometimes unintuitive. Budget time for setup.

  • Noise

    Not enough evidence

    Only MacSources judged noise, finding it quiet enough in most modes, with noise rising noticeably on max suction and during auto-empty.

  • Reliability and support

    Not enough evidence

    None of the reviews we use ran it long-term or judged SwitchBot's support yet.

  • Value

    Mixed results

    PCWorld felt it was a lot of money, once the required hub is added, for a tiny vacuum and a base that can't cross thresholds. MacSources saw the accessories as the point, though pricier than a basic robot.

Verdicts come from independent, hands-on, finished reviews. An area needs at least two of them before we say more than “Not enough evidence”. We don't score robots ourselves. How this works

The platform needs flat floors

PCWorld's mobile base couldn't roll over a rounded strip between hardwood and tile, so the tester had to move the dock and remap the house. The robot on its own crossed thresholds fine. SwitchBot's own page warns that with the platform on, it may not pass a step above 3mm. If you have raised doorway thresholds, the patrol and carrying features won't reach every room.

A small, decent vacuum

PCWorld found the vacuum did a decent enough job and got into places larger robots can't, but wouldn't use it as a main cleaner. MacSources was happier: it was good at everyday dirt, crumbs and dog hair, though it got stuck more than they liked. Both found the mop only wipes the floor rather than scrubbing it. Treat it as a top-up cleaner for small spaces, not a replacement for a full-size robot.

Patrols work, setup is a chore

With the camera fitted, PCWorld could set three waypoints, send the robot on patrol and get alerts when it spotted people, and rated the video clear. Setup took hours, partly because every part had to charge first, and the Patrol Kit needs a SwitchBot Hub 3. The reviewer also found the app hopelessly cluttered. Set aside time for setup and expect some menu hunting.

The accessories are the point

After a skunk smell got into the house, MacSources moved the air purifier table from room to room and found the odour filtered out within hours. They also put a tablet on the platform to follow family members round the kitchen, and used the camera to check on the house while away, though the feed could be slow to load. The auto-empty cycle was loud but not overbearing. These tricks are what you're paying extra for.

Both reviews tested the K20+ Pro with accessories on the platform: PCWorld the Patrol Kit with a camera, MacSources the air purifier table, camera and fan.

Our take

Should you buy the K20+ Pro?

Best for: Enthusiasts wanting to try carrying and patrol features on one level. Skip it if: You mainly want dependable everyday cleaning.

consider it only if your home is on one level with no raised doorway thresholds and the patrol and carrying tricks matter more than cleaning. For the vacuuming alone, the SwitchBot K11+ does the same small-home job, and the Roborock Q7 M5 cleans and handles pet hair far better for less.

The K20+ Pro pairs a tiny self-emptying robot vacuum with a wheeled platform it docks into. The platform can carry SwitchBot accessories such as a pan-tilt camera, a fan, an air purifier or a tablet stand from room to room, and with the camera fitted it can patrol your home and alert you when it sees a person. The accessories are sold separately or in bundles.

The platform needs flat floors. PCWorld's base could not roll over a rounded strip between hardwood and tile, and the tester had to move the dock and remap the house, while SwitchBot's own page says it may not pass a step above 3mm with the platform on. As a vacuum, PCWorld found it did a decent enough job but would not use it as a main cleaner, and MacSources found it good on everyday crumbs and dog hair but stuck more often than it liked. PCWorld compared the mop pads to wet wipes dragged across the floor. PCWorld also found the app hopelessly cluttered, setup took hours, and the Patrol Kit needs a separate SwitchBot hub. MacSources used the purifier table to clear a skunk smell from the house within hours and saw the accessories as the point.

Where to buy

Where to buy the K20+ Pro in United Kingdom

SwitchBot

Best price

Listed in stock

Official store · Delivery: check sellerSold by SwitchBot UKSeller page ·
£599.99View offer → at SwitchBot

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Price history

K20+ Pro price history in the UK

Typical price Today's £599.99 is close to its £600 average since 21 Sept 2026.

Today
£599.99
Lowest seen
£599.9921 Sept 2026
Average
£600since 21 Sept 2026

Full price history →

Before you buy

The questions people ask about this one

Can the platform get over doorway thresholds?

Probably not, unless your floors are completely flat. SwitchBot says that with the platform on, it may not pass a step above 3mm, and PCWorld's platform couldn't cross a low, rounded strip between rooms. The robot alone manages about 2cm, per the specifications.

Does it fit under low furniture?

Better than most. The robot alone is 9.2cm tall and 24.8cm across, per the specifications, and PCWorld found it got into places larger robots can't. With the platform or accessories on top, it's much taller, so it only goes under furniture on its own.

Can it mop properly?

No. It has a clip-on mop plate, but PCWorld compared the pads to glorified wet wipes dragged across the floor, and MacSources called it a wipe-down rather than true mopping. If mopping matters, look at a full-size robot with a proper mop, such as SwitchBot's own S20.

Does it need a subscription or an account?

You need the SwitchBot app and account to set it up. PCWorld found the camera can record to a microSD card, while some AI features, such as pet detection, need SwitchBot's paid cloud plan. The Patrol Kit also needs a SwitchBot Hub 3.

How often do I have to empty anything?

Not often for dust. The dock empties the robot into a 3-litre bag that SwitchBot says lasts about 70 days, per the specifications. None of the reviews we use has tested that claim yet. MacSources found the emptying cycle loud but not overbearing.

Alternatives

Other robot vacuums to compare.

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SwitchBot K11+
SwitchBot

K11+

Why consider it: Another very small SwitchBot with one of the smallest self-emptying docks around, for cramped homes.

The compromise: Its mop is a wet wipe too, and the two main tests disagree sharply on how well it vacuums and maps.

Independently reviewedView profile →
Roborock Q7 M5 / M5+
Roborock

Q7 M5 / M5+

Why consider it: A budget mapping vacuum that lifts pet hair far better than its price suggests.

The compromise: It bumps into clutter, and the basic model's dock only charges, so you do the emptying.

Independently reviewedView profile →
Tapo RV20 Max Plus
Tapo

RV20 Max Plus

Why consider it: A low, 8.3cm robot with laser mapping and a compact dock that empties the bin.

The compromise: Its flat mop pad is a light wipe, and testers had it wedge itself under low furniture.

Independently reviewedView profile →

Specs

Full specifications

Cleaning systemVacuum, with clip-on mop pad plateSource: SwitchBot
Robot size248 × 248 × 92mmSource: SwitchBot
Weight2.3kg robot; 4kg mobile baseSource: SwitchBot
Claimed suction4,000PaSource: SwitchBot
NavigationDToF laser radarSource: SwitchBot
Obstacle crossingUp to 20mm robot alone; with the platform, steps may need to be under 3mm (manufacturer)Source: SwitchBot
DockAuto-empty into a 3L bag, about every 70 days claimedSource: SwitchBot
Battery3,500mAh; about 4 hours to chargeSource: SwitchBot
NoiseUp to 80dB (manufacturer)Source: SwitchBot
Smart homeAlexa, Google Assistant, MatterSource: SwitchBot
In the boxRobot, auto-empty station, mobile base, camera bracket, mop plate and padsSource: SwitchBot
Warranty1 year (US)Source: SwitchBot

Each specification names its source. Manufacturer claims are not independent test results; unconfirmed figures are labelled.

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Sources

Where this page’s findings come from

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