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Kärcher

Kärcher K1700 Cube Electric Pressure Washer: the downsides first

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#8 of 8
$$ElectricScore 2.9/5
14%
of Amazon ratings are 1–2 stars
(checked 2026-10-10)
The K1800PS Cube listing (B0B5YNX933) showed 15% from only 378 ratings.

Bob Vila's best bang for the buck: a tiny, quiet, carry-handle cube with a foot switch. At 1,700 PSI it's slow on heavy dirt, and it has the highest 1-2 star share here, with owners reporting leaks and early failures.

Top complaints

  • Leaks and early failures

    Durability and leakage are negative aspects on Amazon, with units breaking after 3 months or failing after 3 years and leaks at the garden hose connection. Bob Vila warns the connection hardware may not last.

  • Slow on heavy dirt

    Bob Vila found it slow on heavy dirt because of its lower PSI. Pressure and cleaning performance are mixed on Amazon, and some owners say it won't remove tough deck stains.

  • Messy storage despite the small size

    On the similar K1800PS Cube, Popular Mechanics had to unscrew the wand to stow it, and with no spindle the cord and hose jumbled together in the bin.

What owners love

Good for
  • Apartments, RVs and small storage spaces
  • Light jobs: cars, windows, patio furniture
  • Carrying instead of rolling (see the K1800PS for a bit more pressure)

Scores (tap for why)

What experts say

  • Bob Vila (2026 pressure washers): Best bang for the buck: compact and affordable for light jobs and small storage, but slow on heavy dirt and its connection hardware may not last.
  • Popular Mechanics: Rated the sibling K1800PS Cube (1,800 PSI) most portable: 19 lb and better than expected, but 87 dB is loud for an electric and it's awkward to store.
  • Wirecutter (NYT): Tested the K1700 but didn't pick it.
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