Product review
Updated September 2024
Waterblasters
Find out which mains-electric models perform the best and are easy to use, plus what to consider when buying and using one.
September 2024
Karcher
K4 Premium Power Control 1.603-421.0
Price
$642
Price
$642
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We've reviewed the Karcher K4 Premium Power Control 1.603-421.0 to see how well it performs in these categories:
- Cleaning
- Ease of use
- Predicted reliability
- Brand satisfaction
Test results
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Cleaning
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Ease of use
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Predicted reliability
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Brand satisfaction
Good points
Bad points
Specifications
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Type
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Fastest cleaning speed (m2/min)
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Noise
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Water use (L/min)
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Pressure (Bar/Psi)
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Hose length
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Lance length
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Weight
Features
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Wheels
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Nozzle list
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Rotary brush
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Detergent bottle
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On-board tool storage
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Telescopic/folding carry handle
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Patio-cleaner head
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Trigger-off lock
More info
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Availability
Member reviews
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