Karcher K1700
#20 in ElectricFull review
A simple, durable light duty washer for cars, patios and furniture. Most buyers get more pressure for the money elsewhere.
Amazon $189.99 eBay$189.99
The Karcher K1700 is the better pressure washer overall, rated 2.6 to 2.2. The Karcher K1700 leads on cleaning power. The Sun Joe SPX3000 costs $20.99 less ($169 vs $189.99).
Prices were last checked November 9, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.
Sun Joe SPX3000
#21 in ElectricFull review
A long selling budget washer for cars, patios and decks, with two soap tanks for switching cleaners. Pick a model with a longer hose if you clean large areas.
Amazon $169 eBay$169
Which should you buy?
- Choose the Karcher K1700 for cleaning power (2,040 cleaning units (1,700 PSI x 1.2 GPM) vs 1,798 cleaning units (1,450 PSI x 1.2 GPM)).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every electric pressure washer; a clear win is highlighted. How we rank explains each one.
| Factor weight | Karcher K1700 | Sun Joe SPX3000 |
|---|---|---|
| Overall rating | 2.6/5 | 2.2/5 |
| Value 35% | 43 $93.13 per 1,000 cleaning units ($189.99, 2,040) | 42 $93.99 per 1,000 cleaning units ($169, 1,798) |
| Cleaning power 30% | 16 2,040 cleaning units (1,700 PSI x 1.2 GPM) | 0 1,798 cleaning units (1,450 PSI x 1.2 GPM) |
| Hose 10% | 50 hose length not published (neutral score used) | 0 20 ft hose |
| Warranty 25% | 25 2-year warranty | 25 2-year warranty |
Specifications
| Karcher K1700 | Sun Joe SPX3000 | |
|---|---|---|
| Cleaning | ||
| Pressure | 1,700 PSI | 1,450 PSI |
| Flow | 1.2 GPM | 1.2 GPM |
| Cleaning units | 2,040 | 1,798 |
| Nozzles included | 3 | 5 |
| Detergent | Onboard tank | Onboard tank |
| Power | ||
| Power | Electric | Electric |
| Engine or motor | - | 14.5 A |
| Total stop | Yes | Yes |
| Build | ||
| Hose | - | 20 ft |
| Power cord | - | 35 ft |
| Weight | 20.7 lb | 24.3 lb |
| Warranty | 2 years | 2 years |
| Released | 2017-04-25 | - |