
Kärcher K 1
Score: 60/100
PowerSmart Electric Pressure Washer
Score: 85/100Rankings

The PowerSmart Electric Pressure Washer delivers up to 4800 PSI and 3.0 GPM in a lightweight, portable design weighing under 14 lbs. It features 4 lockable rotating wheels for stability and includes a comprehensive accessory kit with a foam cannon and multiple nozzles. This model is tailored for homeowners seeking an easy-to-maneuver electric solution for regular outdoor cleaning tasks.

The Kärcher K 1 is a compact, lightweight electric pressure washer designed for light-duty, occasional cleaning tasks around the home. Its Vario Power lance and integrated detergent suction are notable features for its size. It is best suited for beginners or apartment dwellers with limited storage and small cleaning areas.
| Attribute | ![]() | ![]() |
|---|---|---|
1,700 PSI | 4,800 PSIbest | |
1.45 GPM | 3 GPMbest | |
9.84 ft | 33 ftbest | |
| ↓ lower better | 9.8 lbsbest | 12 lbs |
2 yearsbest | — | |
120 Vbest | 120 Vbest | |
35 ftbest | 35 ftbest | |
— | 5 countbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Max Pressure (PSI) | 1700 PSI | 4800 PSI |
Flow Rate (GPM) | 1.45 GPM | 3.0 GPM |
Power(1) | ||
Motor Type | Universal | N/A |
Features(1) | ||
Hose Length (ft) | 9.84 ft | 33 ft |
Accessories(1) | ||
Nozzle Types | Vario Power | Quick-connect (0°, 15°, 25°, 40°) + Turbo |
General(3) | ||
Weight (lbs) | 9.8 lbs | 12 lbs |
Warranty Length (years) | 2 years | N/A years |
Overall Dimensions | 8.1 x 17.5 x 7.4 inches | 9.0 x 26.0 x 12.0 |

Products in the top-left offer the best value (high score, low price).

Search results lack dedicated expert reviews from major publications like Consumer Reports or Wirecutter. Available data from retailer descriptions emphasizes the product's suitability for light-duty home use, praising its compact design and ease of use for tasks like cleaning patio furniture and bikes.
User feedback is limited but generally positive regarding compactness and portability. Common praise highlights the ease of carrying and storing the unit.




Professional reviewers highlight the PowerSmart 4800 PSI model as a standout electric option due to its unique 4-wheel rotating design and lightweight construction under 14 lbs. While they praise the stainless steel lance, nozzle variety, and safety features, they note that real-world flow rates tested at 2.5 GPM are lower than the advertised 3.0 GPM.
Everyday users and video feedback emphasize the convenience of the lightweight design and the practicality of the hose reel. Common praise focuses on its ease of maneuverability for garden and car cleaning, with users noting it gets the job done effectively for home maintenance.