Karcher WD6 P Premium Review: A Heavy-Duty Wet and Dry Vacuum with Serious Power
By Gareth Butterfield | Published 17th February 2026, 08:00 GMT
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Soggy sawdust poses no challenge for the Karcher WD6 P Premium. This heavy-duty vacuum cleaner excels at handling rubble, water, and even dog hair with remarkable ease, though it may not suit every household.
Beyond Everyday Cleaning: The Strength of Heavy-Duty Vacuums
Heavy-duty vacuum cleaners are not limited to carpets. While they manage everyday dust and crumbs effectively, their true prowess shines during renovation projects, garage clear-outs, or any task involving rubble and sawdust.
The Karcher WD6 P Premium firmly belongs in this serious-cleaning category. The "WD" denotes wet and dry functionality, which is where it truly proves its worth. It effortlessly sucks up wet sawdust, debris from soaked driveways, or standing water, collecting it all in a spacious 30-litre tank.
For regular household cleaning, a dust bag can be fitted inside the chamber. For wetter, messier jobs, debris goes directly into the container. If you have vacuumed dirty water, emptying it is straightforward thanks to a drainage spout at the base, eliminating any awkward lifting.
Design and Features: Built for Tough Tasks
This is a substantial machine, mounted on wheels with a pull-out handle for easier manoeuvrability than its size might suggest. However, it does require significant storage space, especially when considering the tools clipped to its body.
Designed for extremely dusty environments, it includes a large cartridge filter that resembles something from a car engine rather than a household vacuum. This filter is simple to remove and clean, and it can remain in place even during wet tasks.
The tool selection is focused, with a main floor head that is wide and highly effective on carpets. The suction is so powerful it almost lifts the carpet pile, providing a deep clean sensation. There is no rotating beater bar, but with this level of suction, it feels unnecessary.
Innovative Additions: Power Socket and Blowing Function
A standout feature of the "P" model is the built-in power socket. You can plug tools like a drill, sander, or saw directly into the vacuum, which automatically starts suction when the tool is switched on. This is perfect for tasks like drilling into walls, where dust can be caught as it falls, and the vacuum powers down once the tool stops.
It also offers a blowing function. By swapping the hose to the outlet port, you can blast away plaster dust or leaves without needing a brush, adding versatility to an already capable machine.
Performance and Suitability: Who Is It For?
Thanks to energy regulations for wet and dry vacuums, the WD6 P Premium delivers serious power. Even on its lowest setting, it feels stronger than many standard household vacuums. For everyday domestic cleaning, this might be excessive, but for workshops, garages, and renovation spaces, it makes perfect sense.
Tradespeople will find immense value in its robustness and adaptability. Keen DIYers tackling messy projects will also appreciate the performance and tool integration. Priced at £249.99, it is competitive with some premium domestic brands, but this vacuum is not designed to be sleek or lounge-friendly. It is larger, louder, and more industrial in character.
There is little to criticise if you genuinely need this level of capability. While it may not be necessary for daily life, for tasks like cleaning dog hair from car interiors, it performs exceptionally well. For the right buyer, it is a very impressive piece of equipment.
