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AEG AX91-404GY review

£339.00 View retailers

Test scoreShow Context

Key features
Reviewed

At first glance, the AEG AX91-404GY, also known as the AX9 400 AP, doesn’t look like an air purifier, as its grey mesh covering makes it look more like an audio speaker. With a five-stage filtration system and an app that lets you control your home’s air quality even when you’re not there, is this air purifier the key to consistently clean air? Read our review to find out.

Included in our expert review
  • Pros and cons
  • What is it?
  • What’s it great at?
  • Is there anything I should watch out for?
  • Is there anything else I need to know?
  • Should I buy it?
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Technical specifications

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Features

Test results

The overall Which? test score is made up of the following star ratings, all determined by our rigorous lab tests.

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RetailerRetailer star ratingPriceIn stock
Amazon.co.uk
Not rated
£339.00
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Make smarter choices

We have tested 41 air purifiers and found that there are 5 Don't Buys and 14 Best Buys.
Range of Air purifier scores
  1. 25%
    Lowest score
  2. 64%
    Average score
  3. 85%
    Highest score
We'll show you where this model sits on the scale so that you can see how it compares to air purifiers we've tested
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Our Test Labs compare features and prices on a range of products. Try Which? to unlock our reviews. You'll instantly be able to compare our test scores, so you can make sure you don't get stuck with a Don't Buy.

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