Over-Ear
Meze Audio 66
Not yet scored
$299
Full review dataMeze Audio 66 vs Sennheiser HD 650: which should you buy?
Specs, scores and condensed review verdicts for the Meze Audio 66 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.
Meze Audio 66
No sub-scores yet - not enough rated reviews.
Sennheiser HD 650
Sound9.0
Value7.5
Specifications
| Spec | Meze Audio 66 | Sennheiser HD 650 |
|---|---|---|
| Type | Over-Ear | Over-Ear |
| Price (USD) | $299 | $380 |
| HearWiki score | Not scored | 85 / 100 · Outstanding |
| Released | 2025 | - |
| Audio | ||
| Driver | - | dynamic |
| Driver size | - | 42 mm |
| Drivers per side | - | 2 |
| Frequency response | - | 10Hz-41kHz |
| Impedance | - | 300 Ω |
| Sensitivity | - | 99.8 dB/mW |
| Sensitivity (dB/Vrms) | - | 103 |
| Wireless | ||
| Multipoint pairing | - | No |
| Features | ||
| Active noise cancelling | - | No |
| Controls | - | buttons |
| Design | ||
| Weight | - | 260 g |
| Foldable | - | No |
| Detachable cable | - | Yes |
| USB-C | - | No |
| Balanced connection | - | Yes |
| Model code | 99 Classics (2nd Gen) | - |
What reviewers said
Meze Audio 66
These closed-back over-ear headphones combine a warm, engaging sound signature with a distinctive walnut wood housing and a sturdy, premium build. They are aimed at music lovers who value both style and a comfortable, durable listening experience.
- Pro:Warm, enjoyable sound with strong bass presence
- Pro:Elegant walnut wood and metal construction
- Pro:Comfortable fit for long listening sessions
- Con:Sound may be too bass-heavy for purists
- Con:Closed-back design limits soundstage
- Con:Ear pads may cause warmth over time
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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