Over-Ear
Bose QuietComfort 15
Not yet scored
$300
Full review dataBose QuietComfort 15 vs Sennheiser HD 650: which should you buy?
Specs, scores and condensed review verdicts for the Bose QuietComfort 15 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 15
No sub-scores yet - not enough rated reviews.
Sennheiser HD 650
Sound9.0
Value7.5
Specifications
| Spec | Bose QuietComfort 15 | Sennheiser HD 650 |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $300 | $380 |
| HearWiki score | Not scored | 85 / 100 · Outstanding |
| Released | 2009 | - |
| 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 | 96.9 dB/mW | 99.8 dB/mW |
| Sensitivity (dB/Vrms) | - | 103 |
| Wireless | ||
| Bluetooth | none | - |
| Multipoint pairing | No | No |
| Battery | ||
| Battery life | 35 h | - |
| Features | ||
| Active noise cancelling | - | No |
| ANC type | feedback | - |
| Transparency mode | No | - |
| Companion app | No | - |
| Custom EQ | No | - |
| Wear detection | No | - |
| Controls | buttons | buttons |
| Voice assistant | none | - |
| Design | ||
| Weight | 140 g | 260 g |
| Water resistance | none | - |
| Foldable | Yes | No |
| Detachable cable | Yes | Yes |
| USB-C | No | No |
| Balanced connection | - | Yes |
| Calls | ||
| Microphones | 1 | - |
What reviewers said
Bose QuietComfort 15
These wired over-ear headphones prioritize a calm listening environment by actively canceling background noise, making them a solid pick for frequent travelers. They offer a comfortable, foldable design and long battery life for noise cancellation, though they lack modern conveniences like Bluetooth or an app. Sound is delivered through 40mm dynamic drivers with a standard frequency range, and the cable is detachable for easy replacement.
- Pro:Effective noise cancellation for a quiet listening experience
- Pro:Long battery life of up to 35 hours on a single charge
- Pro:Comfortable and foldable design for portability
- Con:Wired only, with no Bluetooth or wireless option
- Con:No transparency mode or app support for customization
- Con:Lacks modern features like USB-C charging or wear detection
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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