Over-Ear
Bose QuietComfort 35 II
Not yet scored
$299
Full review dataBose QuietComfort 35 II vs Sennheiser HD 650: which should you buy?
Specs, scores and condensed review verdicts for the Bose QuietComfort 35 II vs Sennheiser HD 650, side by side. Where a product has no HearWiki score yet, not enough reviews have been aggregated to rate it.
Over-Ear
Sennheiser HD 650
85Outstanding
$380
Full review dataScore breakdown
Each axis is a 0–10 blend of what reviewers scored, not a lab measurement.
Bose QuietComfort 35 II
No sub-scores yet - not enough rated reviews.
Sennheiser HD 650
Sound9.0
Value7.5
Specifications
| Spec | Bose QuietComfort 35 II | Sennheiser HD 650 |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $299 | $380 |
| HearWiki score | Not scored | 85 / 100 · Outstanding |
| Released | 2017 | - |
| Audio | ||
| Driver | dynamic | dynamic |
| Driver size | 40 mm | 42 mm |
| Drivers per side | 1 | 2 |
| Frequency response | 20Hz-20kHz | 10Hz-41kHz |
| Impedance | 32 Ω | 300 Ω |
| Sensitivity | 99 dB/mW | 99.8 dB/mW |
| Sensitivity (dB/Vrms) | - | 103 |
| Wireless | ||
| Bluetooth | 4.1 | - |
| Codecs | AAC, SBC | - |
| Multipoint pairing | No | No |
| Wireless range | 10 m | - |
| Battery | ||
| Battery life | 20 h | - |
| Full charge time | 135 min | - |
| Features | ||
| Active noise cancelling | - | No |
| Controls | - | buttons |
| Design | ||
| Weight | 234 g | 260 g |
| Water resistance | not water resistant | - |
| Foldable | Yes | No |
| Detachable cable | Yes | Yes |
| USB-C | No | No |
| Balanced connection | - | Yes |
| Model code | QuietComfort 35 wireless headphones II | - |
| Calls | ||
| Microphones | 1 | - |
What reviewers said
Bose QuietComfort 35 II
The Bose QuietComfort 35 II are wireless over-ear headphones renowned for their exceptional active noise cancellation, making them ideal for travel and noisy environments. They deliver a comfortable, balanced sound signature and support voice assistants for convenient hands-free control, though they lack some modern features like USB-C charging and multi-device pairing.
- Pro:Top-tier noise cancellation
- Pro:Very comfortable for long listening sessions
- Pro:Clear and balanced audio with good detail
- Con:Uses older micro-USB charging port
- Con:No multi-device Bluetooth pairing
- Con:Not water resistant
Sennheiser HD 650
The Sennheiser HD 650 is a wired, open-back dynamic headphone built for serious home listening. It delivers a natural, detailed sound with a comfortable fit, though its sub-bass rolloff and bulky design limit it to stationary use rather than portable or active scenarios. Its replaceable cable and balanced connection option add to its appeal for audiophiles.
- Pro:Excellent clarity and natural tonal balance
- Pro:Very comfortable for long listening sessions
- Pro:Detachable cable and balanced output support
- Con:Noticeable sub-bass rolloff
- Con:Not portable or suitable for active use
- Con:High impedance requires a dedicated amplifier
Summaries are AI-condensed and paraphrased from published reviews and specs - not original hands-on testing. More on our method.
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