Side by side comparison and review of ASTRO A20 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 | ASTRO A20 | Cooler Master MH751 |
|---|
| Product Type | Headset - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 21.5 cm | |
| Width | - | 14.9 cm | |
| Depth | - | 8.5 cm | |
| Weight | 320 g | 280 g | Cooler Master MH751 are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | - | |
| Body Material | - | Plastic, steel | |
| Earpad Material | - | Foam, polyurethane leather | |
| Headband Material | Steel | Foam, PU leather | |
| Recommended Use | Game console, computer | Game console, portable electronics, computer | |
| Bluetooth Range (Operating Distance) | 9.14 m | - |
| SOUND QUALITY | ASTRO A20 | Cooler Master MH751 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Foldable | - | Yes | Cooler Master MH751 can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 100 dB | 97 dB | ASTRO A20 have higher sensitivity than Cooler Master MH751. |
| Impedance | 32 Ohm | 26 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | Neodymium | |
| In-Cord Volume Control | Yes | Yes |
| MICROPHONE | ASTRO A20 | Cooler Master MH751 |
|---|
| Form Factor | Headset microphone | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Uni-directional | Omni-directional - 100 - 10000 Hz | |
| Sensitivity | - | -42 dB | |
| Signal-To-Noise Ratio | - | 55 dB |
| REMOTE CONTROL | ASTRO A20 | Cooler Master MH751 |
|---|
| Controls | Volume, power on/off | Volume, microphone on/mute |
|---|
| CABLE | ASTRO A20 | Cooler Master MH751 |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
Headset cable - 1.5 m Audio splitter - 0.3 m |
|
|---|---|---|---|
| Cable Length | 1 m | 1.5 m | |
| Detachable Cable | Yes | Yes |
| BATTERY AND CHARGING | ASTRO A20 | Cooler Master MH751 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | ASTRO A20 | Cooler Master MH751 |
|---|
| Connector Type | - | Headset (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | ASTRO A20 | Cooler Master MH751 |
|---|
| Included Accessories | Wireless transmitter | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | - | Limited warranty - 2 years |
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