1 variantas

01
FEATURED PICK

HESTER M3

AI navigation and two-way smart spraying.
✓ Two-way smart spraying
✓ AI navigation
✓ Edge-to-frame cleaning
✓ Nano microfiber
✓ 8 cloths included
✓ One-button start
− Requires a power cable
− Verify glass suitability before use
9.8
Illustrative / 10

Why consider this model?

AI navigation and two-way smart spraying. Review this model’s suitability for different glass surfaces and cleaning routines before choosing.

Key advantages

  • Two-way smart spraying
  • AI navigation
  • Edge-to-frame cleaning
  • Nano microfiber
  • 8 cloths included
  • One-button start

Things to consider

  • Requires a power cable
  • Verify glass suitability before use
  • Check current price and availability
02
RUNNER-UP

OVOX R8

Another automated window-cleaning option.
✓ Automatic cleaning
✓ Remote
− Check warranty
9.2
Illustrative / 10

Why consider this model?

Another automated window-cleaning option. Review this model’s suitability for different glass surfaces and cleaning routines before choosing.

Key advantages

  • Automatic cleaning
  • Remote

Things to consider

  • Check warranty
  • Check current price and availability
03
ALTERNATIVE

Kärcher RCW 4

A candidate for feature-by-feature comparison.
✓ Compare design
− Specs to verify
7.9
Illustrative / 10

Why consider this model?

A candidate for feature-by-feature comparison. Review this model’s suitability for different glass surfaces and cleaning routines before choosing.

Key advantages

  • Compare design

Things to consider

  • Specs to verify
  • Check current price and availability
04
ALTERNATIVE

Robot No. 4

A placeholder for the fourth verified model.
✓ Compare price
− Model to confirm
7.5
Illustrative / 10

Why consider this model?

A placeholder for the fourth verified model. Review this model’s suitability for different glass surfaces and cleaning routines before choosing.

Key advantages

  • Compare price

Things to consider

  • Model to confirm
  • Check current price and availability
05
ALTERNATIVE

Cecotec WinDroid 980

Another candidate for the full shortlist.
✓ Compare features
− Specs to verify
7.0
Illustrative / 10

Why consider this model?

Another candidate for the full shortlist. Review this model’s suitability for different glass surfaces and cleaning routines before choosing.

Key advantages

  • Compare features

Things to consider

  • Specs to verify
  • Check current price and availability

Galerijos variantas

THE SHORTLIST / 2026

Find your
window cleaner.

Five picks. Explore one at a time.

#1FEATURED PICK
HESTER M3

HESTER M3

9.8/10Illustrative
  • ✓Two-way smart spraying
  • ✓AI navigation
  • ✓Edge-to-frame cleaning
02 / 05RUNNER-UP
OVOX R8

OVOX R8

9.2/10Illustrative
  • ✓Automatic cleaning
  • ✓Remote control
  • −Check warranty
03 / 05ALTERNATIVE
Kärcher RCW 4

Kärcher RCW 4

7.9/10Illustrative
  • ✓Compare design
  • −Specs to verify
  • −Check availability
04 / 05ALTERNATIVE
Ecovacs model

Ecovacs

7.5/10Illustrative
  • ✓Compare price
  • −Model to confirm
  • −Check availability
05 / 05ALTERNATIVE
Cecotec WinDroid 980

Cecotec WinDroid 980

7.0/10Illustrative
  • ✓Compare features
  • −Specs to verify
  • −Check availability

Interactive comparison · Demo

Top 5 Window Cleaning Robots

Tap robot names to compare their differences. Yellow = differences between chosen robots

All five robots are always available. Tap a robot header to add it to or remove it from the comparison. Amber cells mark differences among the highlighted robots. Swipe horizontally or use the arrows on phones. Click a value to keep its row and column highlighted; click again or press Escape to release.
FEATURESHover to follow a row.
Tap a value to keep it highlighted.
Swipe to browse robots.
Tap a name to compare.
Explore a robot

Example 02 · Review summary

Five robots. The key takeaways.

The highlights, the scores and what to keep in mind.
Everything you need for a quick overview.

#1 · Top pickHESTER M3

HESTER M3

Smart mapping and automatic spraying, with a 5-year warranty.

Score breakdown

Demo

Illustrative scores

Cleaning effectiveness9.8/10
Stubborn stain removal9.7/10
Ease of use9.9/10
Edge cleaning9.8/10
Overall performance9.8/10

What stands out

  • Automatic spray
  • AI smart mapping
  • 5-year warranty

Things to consider

  • Requires a power cable
  • Check glass suitability before use
View full comparison
#2 · Runner-upOVOX R8

OVOX R8

Dual-direction spraying with AI navigation.

Score breakdown

Demo

Illustrative scores

Cleaning effectiveness9.3/10
Stubborn stain removal9.1/10
Ease of use9.4/10
Edge cleaning9.0/10
Overall performance9.2/10

What stands out

  • Dual-direction spray
  • AI navigation
  • 2,800 Pa suction

Things to consider

  • Check motor warranty conditions
  • Cleaning speed is not specified
View full comparison
#3Kärcher RCW 4

Kärcher RCW 4

Six spray nozzles and systematic navigation.

Score breakdown

Demo

Illustrative scores

Cleaning effectiveness8.0/10
Stubborn stain removal7.6/10
Ease of use8.2/10
Edge cleaning7.8/10
Overall performance7.9/10

What stands out

  • 6 spray nozzles
  • Systematic navigation
  • Up to 5,000 Pa suction

Things to consider

  • Warranty length is not specified
  • Cleaning speed is not specified
View full comparison
#4
No. 4Model to be confirmed

Robot No. 4

Four cleaning modes with remote control.

Score breakdown

Demo

Illustrative scores

Cleaning effectiveness7.6/10
Stubborn stain removal7.2/10
Ease of use7.8/10
Edge cleaning7.4/10
Overall performance7.5/10

What stands out

  • 4 cleaning modes
  • Remote control
  • Intelligent cleaning path

Things to consider

  • Exact model is still to be confirmed
  • Suction power is not specified
View full comparison
#5Cecotec WinDroid 980

Cecotec WinDroid 980

Five cleaning modes with fall protection.

Score breakdown

Demo

Illustrative scores

Cleaning effectiveness7.1/10
Stubborn stain removal6.6/10
Ease of use7.5/10
Edge cleaning6.8/10
Overall performance7.0/10

What stands out

  • 5 cleaning modes
  • Remote control
  • Fall protection

Things to consider

  • Spray details are not specified
  • Warranty length is not specified
View full comparison

Demo layout. Criterion scores are sample values for this design, not measured test results. Overall scores and specifications come from the supplied review.

Final test results

Our final ranking

After comparing cleaning performance, navigation, usability and overall value, these are the models that performed best in our test.

1
OVOX R8
★★★★★ PICKYEXPERTS CHOISE

OVOX R8

Best overall balance of cleaning performance, ease of use and practical features.

Overall score 9.7 / 10
Excellent
VIEW BEST DEAL →
2
HUTT W8

HUTT W8

Strong accessories and dual spray, but less consistent during testing.

Overall score 9.0 / 10
Great
VIEW DEAL →
3
ECOVACS W2 OMNI

ECOVACS W2 OMNI

Excellent navigation and good coverage, though suction was very strong.

Overall score 8.9 / 10
Very good
VIEW DEAL →
4
Mamibot W200

Mamibot W200

Useful wireless operation, but the lack of a spray system limits convenience.

Overall score 8.0 / 10
Good
VIEW DEAL →
5
HUTT C65

HUTT C65

Smooth movement, but mixed practical results and weaker reliability.

Overall score 7.8 / 10
Good
VIEW DEAL →
Our final recommendation

OVOX R8 finished at the top of our test

It offered the strongest overall balance between cleaning performance, ease of use and practical everyday features.

Check Best Offer →
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