In depth comparison and review of Sennheiser HD 660 S and Logitech Gaming Headset G635. 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 | Logitech Gaming Headset G635 |
|---|
| Product Type | Headphones - wired - 6.35 mm jack | Headset - 7.1 channel - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 18.8 cm | |
| Width | - | 19.5 cm | |
| Depth | - | 8.7 cm | |
| Weight | 260 g | 344 g | Sennheiser HD 660 S are lighter than Sennheiser HD 660 S headphones. |
| Colour | Matte black | Anthracite, matte black | Black, blue | |
| Recommended Use | Professional audio, portable electronics | Game console, portable electronics, computer | |
| Gaming | - | Yes |
| SOUND QUALITY | Sennheiser HD 660 S | Logitech Gaming Headset G635 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Open | - | |
| Connectivity Technology | Wired | Wired | |
| Sound Output Mode | Stereo | Surround Sound | |
| Sound Effects | - | DTS Headphone:X 2.0 | |
| Frequency Response | 9 - 41500 Hz | 20 - 20000 Hz | Sennheiser HD 660 S offer a larger frequency range than Logitech Gaming Headset G635. |
| Total Harmonic Distortion (THD) | 0.04% | - | |
| Sensitivity | 104 dB/Vrms | 93 dB | Sennheiser HD 660 S have higher sensitivity than Logitech Gaming Headset G635. |
| Impedance | 150 Ohm | 39 Ohm | |
| Diaphragm | - | 50 mm | |
| Features | - | LIGHTSYNC RGB, Pro-G drivers |
| MICROPHONE | Sennheiser HD 660 S | Logitech Gaming Headset G635 |
|---|
| Form Factor | - | Headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | - | Cardioid (uni-directional) - 100 - 10000 Hz |
| CABLE | Sennheiser HD 660 S | Logitech Gaming Headset G635 |
|---|
| Cable Type | Headphones cable - OFC - straight | Headset cable - detachable - 2.8 m Micro-USB cable - 1.5 m |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| CONNECTIONS | Sennheiser HD 660 S | Logitech Gaming Headset G635 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | - |
|---|
| OTHERS | Sennheiser HD 660 S | Logitech Gaming Headset G635 |
|---|
| Included Accessories | 3.5 mm to 6.3 mm adapter, 4.4 mm Pentaconn stereo jack plug | - | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |