It’s incredibly satisfying to watch those videos on social media where people methodically pressure wash a driveway. Beyond viral videos, pressure washers are handy for tackling so many different levels of grime, from an old wooden deck to vinyl wall siding to the underbelly of your car. But not all pressure washers are made for the same job. You definitely don’t want to use a heavy-duty unit on your car. And a lightweight model won’t be enough to tackle a concrete sidewalk. We’ve rounded up the best pressure washers for the most common tasks as well as outlined what to look for when shopping for a pressure washer so you can buy confidently. Take a look at our favorites below — all under $400 — and give your outdoor surfaces a much-needed deep clean.

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