Side by side comparison and review of Sennheiser HD 820 and Cooler Master MH751. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Product Type | Headphones - wired | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 21.5 cm | |
| Width | - | 14.9 cm | |
| Depth | - | 8.5 cm | |
| Weight | 360 g | 280 g | Cooler Master MH751 are lighter than Sennheiser HD 820 headphones. |
| Body Material | - | Plastic, steel | |
| Earpad Material | Microfibre | Foam, polyurethane leather | |
| Headband Material | - | Foam, PU leather | |
| Recommended Use | - | Game console, portable electronics, computer |
| SOUND QUALITY | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | - | Yes | Cooler Master MH751 can be folded. |
| Connectivity Technology | Wired | Wired | |
| Noise Isolating | Yes | - | Sennheiser HD 820 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 6 - 48000 Hz | 20 - 20000 Hz | Sennheiser HD 820 offer a larger frequency range than Cooler Master MH751. |
| Sensitivity | 103 dB/Vrms | 97 dB | Sennheiser HD 820 have higher sensitivity than Cooler Master MH751. |
| Impedance | 300 Ohm | 26 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | - | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | - | Omni-directional - 100 - 10000 Hz | |
| Sensitivity | - | -42 dB | |
| Signal-To-Noise Ratio | - | 55 dB |
| REMOTE CONTROL | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Controls | - | Volume, microphone on/mute |
|---|
| CABLE | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Cable Type | Headphones cable - OFC - 3 m | Headset cable - 1.5 m Audio splitter - 0.3 m |
|
|---|---|---|---|
| Cable Length | 3 m | 1.5 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | Gold | - |
| CONNECTIONS | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Connector Type | Headphones (phone stereo 6.3 mm) | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 820 | Cooler Master MH751 |
|---|
| Included Accessories | USB flash drive, microfibre cleaning cloth, 4.4 mm Pentaconn stereo jack plug, XLR-4 connector | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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