Over-Ear
Bose QuietComfort 45
Not yet scored
$329
Full review dataBose QuietComfort 45 vs Sennheiser HD 650: which should you buy?
Specs, scores and condensed review verdicts for the Bose QuietComfort 45 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 45
No sub-scores yet - not enough rated reviews.
Sennheiser HD 650
Sound9.0
Value7.5
Specifications
| Spec | Bose QuietComfort 45 | Sennheiser HD 650 |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $329 | $380 |
| HearWiki score | Not scored | 85 / 100 · Outstanding |
| Released | 2021 | - |
| Audio | ||
| Driver | dynamic | dynamic |
| Driver size | - | 42 mm |
| Drivers per side | 2 | 2 |
| Frequency response | - | 10Hz-41kHz |
| Impedance | - | 300 Ω |
| Sensitivity | - | 99.8 dB/mW |
| Sensitivity (dB/Vrms) | - | 103 |
| Wireless | ||
| Bluetooth | Bluetooth | - |
| Codecs | SBC, AAC | - |
| Multipoint pairing | Yes | No |
| Battery | ||
| Battery life | 22 h | - |
| Full charge time | 135 min | - |
| Quick charge | 15 min = 3 h | - |
| Features | ||
| Active noise cancelling | - | No |
| Controls | buttons | buttons |
| Voice assistant | Google Assistant, Amazon Alexa | - |
| Design | ||
| Weight | 240 g | 260 g |
| Foldable | - | No |
| Detachable cable | - | Yes |
| USB-C | Yes | No |
| Balanced connection | - | Yes |
| Model code | Bose QuietComfort 45 Headphones | - |
| Calls | ||
| Microphones | 1 | - |
What reviewers said
Bose QuietComfort 45
The Bose QuietComfort 45 over-ear headphones deliver strong active noise cancellation with switchable Quiet and Aware modes, wrapped in plush, comfortable padding. They provide around 22 hours of wireless playback, support multipoint Bluetooth connections, and offer a balanced, high-quality sound profile suitable for everyday listening.
- Pro:Excellent noise cancellation with multiple modes
- Pro:Very comfortable for long listening sessions
- Pro:Solid 22-hour battery life with quick charging
- Con:No aptX or LDAC codec support (only SBC/AAC)
- Con:Micro-USB charging would be more convenient than USB-C
- Con:Single microphone limits call clarity in noisy environments
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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