Nice sound and quality. I have a QC35 as well, but it worths to pay the extra to get the H9i.

B&O's H9i headphones hits a high note with excellent ANC performance, premium build quality, and superb sound.

Beautiful design and premium build quality; Excellent active noise cancellation and outstanding transparency mode performance; High-end audio...

Gesture pad can be finicky on rare occasions; Can become uncomfortable after long listening sessions; No support for aptX; aptX HD; or LDAC

As always with the updated H9 the H9i delivers excellent sound and build quality. Hard to find a better looking headphones.

At £450, the B&O H9i are an investment that many budgets will find it hard to stretch to, but they do work really hard to prove they’re worth it. They beat the Bose QC35II and Sony WH-1000XM3 for out-and-out sound quality, and take on the B&W PX blow for blow at their best, coming close in performance but topping their noise-cancelling abilities. All that and they look gorgeous too. If you have a budget to blow, spend it here.

Engaging, spacious presentation; Impressive noise-cancelling; Gorgeous, comfortable design; Good battery life;

Expensive; Touch controls can be temperamental ;

Gorgeous looks; Excellent build quality; Sounds great; Proximity sensors work; Removable battery;

Touch controls can be fiddly; Optional app is buggy; Expensive;

Few manufacturers have really mastered combining noise cancellation with Bluetooth audio like Bose has with the QuietComfort 35 II. At $499, the circumaural (over-ear) B&O Play Beoplay H9i headphones are significantly more expensive than the Bose model, not to mention B&O Play's own Beoplay H8i, an on-ear version that costs $100 less. From an audio standpoint, the H9i headphones are excellent, with adjustable EQ to fine-tune the sound signature to your taste. In terms of noise cancellation, however, there's room for improvement. Design Available in black or gray-and-tan models, the Beoplay H9i are some seriously beautiful, stylish headphones that blend Scandinavian cool and luxury. The top of the headband is covered with stitched leather with some lovely grain, the earpads are a much softer leather, and there are matte gray and silver highlights on the outer panels. The underside of the headband doesn't look like it would be nearly as comfortable as the heavily cushioned memory fo...

The handsome B&O Play Beoplay H9i headphones offer excellent audio quality in a luxurious design, but you can get better noise cancellation for less.

Rich bass depth matched with detailed highs; Adjustable EQ in app; Luxurious materials and lovely design; Can be used in passive, wired mode

Expensive; Noise cancellation affects audio playback and adds hiss

Engaging, spacious presentation; Impressive noise-cancelling; Gorgeous, comfortable design; Good battery life;

Expensive; Touch controls can be temperamental ;