Verdict: Bose QuietComfort Ultra Headphones excel for travel with class-leading ANC (RTINGS 2023 test) and 24-hour battery, while Sennheiser HD 800 S delivers reference-level soundstage and resolution for stationary listening (Audio Science Review). The Bose wins on features and portability; the Sennheiser on raw audio fidelity. They target entirely different use cases.
Winner: Bose QuietComfort Ultra Headphones
Bose QuietComfort Ultra Headphones: 8.5/10
Sennheiser HD 800 S: 8/10
| Bose QuietComfort Ultra Headphones | Sennheiser HD 800 S | |
|---|---|---|
| Type | Closed-back, over-ear, ANC | Open-back, over-ear |
| Connectivity | Bluetooth 5.3, 2.5mm wired | 6.3 mm wired only |
| Weight | 253 g | 330 g |
| Frequency Response | 20 Hz - 20 kHz | 4 Hz - 51 kHz |
Our pick: Bose QuietComfort Ultra Headphones.
The Bose QuietComfort Ultra Headphones deliver stronger noise cancellation than the Sony WH-1000XM5. The Sony model adds LDAC codec support and a folding case for travel.
The Bose QuietComfort Ultra Headphones deliver stronger active noise cancellation than the Sennheiser Momentum 4 Wireless. The Momentum 4 offers longer battery runtime and a more neutral sound profile for extended listening.
Bose QuietComfort Ultra Headphones provide stronger active noise cancellation than the Sony WH-1000XM4 across varied environments. The Sony model supports multipoint device pairing and longer playback time in real-world tests.
Bose QuietComfort Ultra earbuds are wireless in-ear models designed for portability while the headphones are over-ear models built for extended wear. Both deliver active noise cancellation but the headphones provide better passive isolation due to their larger earcups.
Focal Utopia uses beryllium drivers while the Sennheiser HD 800 S relies on ring radiators. The Utopia commands a higher price and delivers tighter bass in side-by-side listening.
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