In depth comparison and review of Sennheiser HD 660 S and Sennheiser HD 600. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Sennheiser HD 660 S | Sennheiser HD 600 |
|---|
| Product Type | Headphones - wired - 6.35 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 260 g | 260 g | Both headphones are equally heavy. |
| Colour | Matte black | Anthracite, matte black | Steel blue | Grey, black | |
| Recommended Use | Professional audio, portable electronics | Professional audio, home audio |
| SOUND QUALITY | Sennheiser HD 660 S | Sennheiser HD 600 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Open | Open | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 9 - 41500 Hz | 12 - 40500 Hz | Sennheiser HD 660 S offer a larger frequency range than Sennheiser HD 600. |
| Max Input Power | - | 200 mW | |
| Total Harmonic Distortion (THD) | 0.04% | <0.1% | Sennheiser HD 660 S have lower total harmonic distortion than Sennheiser HD 660 S. |
| Sensitivity | 104 dB/Vrms | 97 dB | Sennheiser HD 660 S have higher sensitivity than Sennheiser HD 600. |
| Impedance | 150 Ohm | 300 Ohm | |
| Magnet Material | - | Neodymium |
| CABLE | Sennheiser HD 660 S | Sennheiser HD 600 |
|---|
| Cable Type | Headphones cable - OFC - straight | Headphones cable - detachable - OFC - 3 m | |
|---|---|---|---|
| Cable Length | - | 3 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| CONNECTIONS | Sennheiser HD 660 S | Sennheiser HD 600 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 660 S | Sennheiser HD 600 |
|---|
| Included Accessories | 3.5 mm to 6.3 mm adapter, 4.4 mm Pentaconn stereo jack plug | 6.3 mm (1/4") stereo adapter | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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