Bose QuietComfort Ultra vs Sony WH-1000XM6: Over-Ear

The over-ear noise-cancelling headphone market has effectively become a two-horse race, and the 2026 contenders are the strongest yet. The Bose QuietComfort Ultra and the Sony WH-1000XM6 both promise class-leading noise cancellation, premium sound, and all-day comfort. We have worn both for several weeks across commutes, offices, flights, and gym sessions to find out which one deserves your money.

Bose Quietcomfort Ultra: Contents

• Noise Cancellation
• Sound Quality
• Comfort and Design
• Battery Life
• App and Features
• Call Quality
• Price and Value
• The Verdict

Noise Cancellation

This is the category that matters most to most buyers, and it is astonishingly close. The Bose QuietComfort Ultra has a very slight edge in cancelling low-frequency noise , the constant drone of an aircraft engine, a train carriage, or an air conditioning unit. Bose has always excelled here, and the Ultra continues that tradition. The silence you get when you switch ANC on in a noisy environment is genuinely remarkable.

The Sony WH-1000XM6 has closed the gap significantly from previous generations and arguably handles mid-frequency noise, such as office chatter, coffee shop conversations, and keyboard clatter, marginally better than the Bose. Sony’s new QN3 processor works with 12 microphones to analyse ambient sound and adapt the cancellation in real time. In practice, both headphones make a busy commute feel like a private listening room. If noise cancellation is your sole priority, the Bose has a fractional advantage, but you would need to switch between them rapidly to notice.

Sound Quality

Tuning is where these two diverge most. The Sony leans towards a clean, reasonably neutral signature with a slight warmth, strong mid-range detail, and the option to dial in your own EQ in the Sound Connect app. LDAC support gives Android users higher-bitrate wireless streaming, and hi-res audio over a wired connection is there if you want it.

The Bose sits a little warmer and punchier out of the box, with noticeably fuller low-end and Immersive Audio for spatialised playback of any stereo source. That makes pop, hip-hop and cinematic soundtracks more fun, but the Sony pulls ahead for acoustic, classical and vocal-heavy material where transparency matters more than slam.

If you primarily listen to podcasts and casual playlists, either will sound excellent. If sound quality is paramount and you value accuracy, the Sony wins. If you want fun, immersive, bass-forward sound, the Bose is more exciting. For context, the earbuds market shows a similar split, as our AirPods Pro 3 vs Galaxy Buds 4 Pro comparison highlighted with comparable differences in tuning philosophy.

Comfort and Design

The Sony WH-1000XM6 has improved comfort over the XM5, with slightly softer padding and a redesigned headband. They are very comfortable, but the clamping force is a touch firmer than the Bose, which some users may notice during very long sessions. On the positive side, the firmer fit creates a better seal, which contributes to the noise cancellation performance. Both fold flat for storage but neither fold inward, so the carrying cases are of a similar size.

Battery Life

Sony takes a clear win here. The WH-1000XM6 is rated for 30 hours of playback with ANC enabled (up to 40 hours with ANC off), and independent reviewers such as SoundGuys have measured more than 37 hours in testing. A three-minute quick charge delivers roughly three hours of playback. The Bose QuietComfort Ultra manages around 24 hours with ANC on, which is still very good but noticeably less than the Sony. A 15-minute quick charge gives about 2.5 hours of playback. For frequent travellers or anyone who forgets to charge regularly, the Sony’s battery advantage is significant.

App and Features

The Sony Headphones Connect app offers granular control over almost every aspect of the headphones. You can adjust the EQ with precision, configure the Adaptive Sound Control (which automatically changes ANC levels based on your activity), manage multipoint connections, and toggle DSEE Extreme. It is a powerful app, though the interface can feel cluttered.

The Bose Music app is simpler and more intuitive. Adjustable EQ, Immersive Audio settings, and shortcut customisation are all easy to find. What it lacks in depth it makes up for in usability. Both headphones support multipoint Bluetooth, allowing simultaneous connection to two devices , essential for switching between a laptop and phone without manual re-pairing. Both also support Bluetooth LE Audio for improved efficiency and lower latency.

Call Quality

Phone calls have historically been a weakness for over-ear headphones, but both models have improved dramatically. The Sony WH-1000XM6 uses a new bone conduction sensor alongside its microphones to isolate your voice from background noise, and the results are impressive , callers consistently report clear audio even in moderately noisy environments. The Bose performs well too, with effective wind noise reduction, but the Sony has a slight edge for calls taken in busy spaces. If you take frequent work calls on the go, this difference matters.

Price and Value

The Bose QuietComfort Ultra retails at around £399 in the UK, while the Sony WH-1000XM6 sits at around £400 on the official Sony store. Pricing is effectively line-ball in 2026, so the decision should come down to priorities rather than budget. Both are premium products with premium build quality, and both should last several years with proper care.

The Verdict

Buy the Bose QuietComfort Ultra if comfort is your top priority, you prefer a warm and bassy sound signature, or you want the absolute best noise cancellation in low-frequency environments like aeroplanes and trains.

Buy the Sony WH-1000XM6 if you value sound accuracy, want the longest battery life, need excellent call quality, or prefer the deeper customisation offered by Sony’s app.

Both are outstanding headphones, and neither will disappoint. For listeners who want the best wireless audio experience without compromise, the choice between them is one of personal preference rather than quality. Try both if you can; your ears will know which is right.