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Sennheiser HD 450BT review

Key features
  • Over-ear
  • Wireless
Reviewed

The Sennheiser HD 450BT noise cancelling headphones aim to be a quality pair that are more affordable than top-of-the-range noise cancelling headphones. Sennheiser promises 30-hour battery life, smart features and ‘superior sound with deep dynamic bass’. Our expert lab finds out if these wireless headphones live up to the promise, in our full review.

Included in our expert review
  • Pros and cons
  • What are they?
  • How do they sound?
  • What are they like to live with?
  • Is there anything I should watch out for?
  • Is there anything I should know?
  • Should I buy them?
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Test results

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

Find out how we test headphones>
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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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Prices updated daily

Prices are ordered from lowest to highest, irrespective of retailer rating or stock. We are not able to show every possible retailer and cheaper prices may be available. When you click on a retailer link on our site, we may earn affiliate commission. This supports our not-for-profit mission to empower consumers and in no way affects our recommendations. Find out more.

RetailerRetailer ratingPriceIn stock
Amazon.co.uk
£133.04
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AO.com
£139.00
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John Lewis & Partners
Not rated
£139.00
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Currys
£145.00
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Littlewoods
£174.99
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Make smarter choices

We have tested 215 headphones and found that there are 48 Don't Buys and 33 Best Buys.
Range of Headphone scores
  1. 18%
    Lowest score
  2. 55%
    Average score
  3. 91%
    Highest score
We'll show you where this model sits on the scale so that you can see how it compares to headphones we've tested
Try Which?
First month only £5, then £9.99 per month, cancel any time

Put us to the test

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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