Sennheiser HD 660S2 700240
Sennheiser
63 Overall Score
vs
Sony WH-1000XM6
Sony
95 Overall Score
What Buyers Say
Sennheiser HD 660S2 700240
82 out of 100 low confidence 6 reviews
The Sennheiser HD 660S2 is praised for its natural, detailed sound with warm bass and lifelike vocals, making it ideal for critical listening. However, some users find the soundstage narrow and the build quality plasticky for the price, and a few report minimal improvement over cheaper models. Overall, it delivers a premium audio experience when paired with a good DAC/amp.
Pros
- Natural and detailed sound
- Warm bass with good punch
- Lifelike vocals
- Excellent for critical listening
- Replaceable parts (cables, pads)
Cons
- Narrow soundstage
- Plasticky build quality for price
- Requires good DAC/amp to shine
- Heavy for long sessions initially
- Minimal improvement over cheaper models
Sound quality 5
Build quality 3
Value for money 4
Soundstage 3
Bass performance 3
Vocal quality 2
Sony WH-1000XM6
No customer feedback yet
Scores
Commute
Budget
Gaming
Work
Studio
Calls
Music
Specifications
| Sennheiser HD 660S2 700240 | Sony WH-1000XM6 | |
|---|---|---|
| Design | ||
| Form Factor | over-ear | over-ear |
| Open/Closed | open | closed |
| Foldable | ✓ | ✓ |
| Weight | 0.26 kg | 0.25 kg★ |
| Ear Cushion | velour | synthetic leather |
| Headband | Aluminio | synthetic leather |
| Audio | ||
| Driver Type | dynamic | dynamic |
| Driver Size | 42 mm★ | 30 mm |
| Freq Min | 8 Hz | 5 Hz★ |
| Freq Max | 42 kHz★ | — |
| Impedance | 300 Ω | 48 Ω |
| Sensitivity | 104 dB★ | — |
| Hi-Res Audio | ✗ | ✓★ |
| Codecs | Sennheiser HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed) | LDAC |
| Surround | Sennheiser HD 660S2 - Wired Audiophile Stereo Headphones with Deep Sub Bass, Optimized Surround, Transducer Airflow, Vented Magnet System and Voice Coil – Black (Renewed) | Sennheiser HD 660S2 - Wired | — |
| Noise Control | ||
| ANC | ✗ | ✓★ |
| ANC Type | — | adaptive |
| Transparency | ✗ | ✓★ |
| Connectivity | ||
| Wireless | ✗ | ✓★ |
| Bluetooth | — | 5.3★ |
| Wired Connector | 3.5mm | 3.5mm |
| Detachable Cable | ✓ | ✓ |
| Cable Length | 1.7999999523162842 m | — |
| Battery | ||
| Battery Life | — | 30 hrs★ |
| Charge Time | — | 3 hrs★ |
| Fast Charging | — | 10 min for 3 hours playback |
| Charging | — | USB-C★ |
| Microphone | ||
| Microphone | ✗ | ✓★ |
| Mic Count | — | 12★ |
| NC Mic | — | ✓★ |
| Boom Mic | — | ✗ |
| Detachable Mic | — | ✗ |
| Features | ||
| Touch Controls | ✗ | ✓★ |
| App | — | Sony | Sound Connect |
| Gaming Mode | ✓★ | — |
Pros & Cons
Sennheiser HD 660S2 700240
- Strong social proof (90th percentile)90th %ile
- Strong comfort (87th percentile)87th %ile
- Strong sound (85th percentile)85th %ile
- Strong build (76th percentile)
- Below average mic (15th percentile)15th %ile
- Below average anc (32nd percentile)
Sony WH-1000XM6
- Strong social proof (99th percentile)99th %ile
- Strong mic (98th percentile)98th %ile
- Strong anc (98th percentile)98th %ile
- Strong connectivity (89th percentile)89th %ile
Pricing
Sennheiser HD 660S2 7002400.079score per dollar
vs
Sony WH-1000XM60.159score per dollar
Sony WH-1000XM6 offers 2.0x better value for money
Verdict
Winner: Sony WH-1000XM6
Scores 95 overall, wins 5 of 7 usage categories and 14 of 35 specs.
