Head-to-Head Comparison
Karcher WD 4 vs Karcher WD 6 P S (Amazon's Choice) Comparison
Side-by-side technical specification matrix comparing the Karcher WD 4 against the Karcher WD 6 P S (Amazon's Choice). Compare tested suction power (kPa), decibel noise levels, dust capacity, HEPA filtration standards, and user satisfaction ratings.
Karcher Vacuum Cleaners
4.7 (23,749)
Karcher WD 6 P S (Amazon's Choice) Review
Type: Dry Wet Vacuums
Suction: - kPa
Side-by-Side Specifications Matrix
| Specification | Karcher WD 4 | Karcher WD 6 P S (Amazon's Choice) |
|---|---|---|
| Brand | Karcher | Karcher |
| Model | WD 4 | WD 6 P S (Amazon's Choice) |
| Vacuum Type | Dry Wet | Dry Wet |
| Power Source | Corded | Corded |
| Bag / Bagless | Bagged | Bagless |
| Suction Pressure | - | - |
| Motor Power | 1273 W | 1290 W |
| HEPA Filter | No / Standard | No / Standard |
| Dust Capacity | 20 L | 30 L |
| Noise Level | 74 dB | 74 dB |
| Weight | 17.9 lbs | 21.9 lbs |
| Star Rating | 4.3 / 5.0 | 4.7 / 5.0 |
Test Lab Verdict: Which Should You Choose?
Choose the Karcher WD 4 if you prioritize higher suction metrics (- kPa) and specific floorhead tools for deep cleaning.
Choose the Karcher WD 6 P S (Amazon's Choice) if you prefer lighter handling (21.9 lbs) and quiet operating sound levels (74 dB).
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