Side by side comparison and review of ASTRO Gaming A20 Wireless Gen 2 and CORSAIR Gaming HS55 SURROUND. 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 Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Product Type | Headset - 2.4 GHz - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | 17.75 cm | 19.3 cm | |
| Width | 26.2 cm | 18.4 cm | |
| Depth | 8.72 cm | 8.7 cm | |
| Weight | 318 g | 273 g | CORSAIR Gaming HS55 SURROUND are lighter than ASTRO Gaming A20 Wireless Gen 2 headphones. |
| Dimensions & Weight Details | Transmitter: 1.96 cm x 6.58 cm x 0.76 cm / 7.1 g | - | |
| Colour | White, green | White | |
| Recommended Use | Game console, computer | Game console, portable electronics, computer | |
| Gaming | Yes | Yes | |
| Bluetooth Range (Operating Distance) | 15 m | - |
| SOUND QUALITY | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4 GHz radio frequency | - | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 7.1 Channel Dolby Headphone Surround Sound | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 100 dB | 114 dB +/- 3dB | CORSAIR Gaming HS55 SURROUND have higher sensitivity than ASTRO Gaming A20 Wireless Gen 2. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 50 mm | CORSAIR Gaming HS55 SURROUND have a thicker diaphragm than ASTRO Gaming A20 Wireless Gen 2. |
| Magnet Material | Neodymium | Neodymium |
| MICROPHONE | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Form Factor | Headset microphone | Headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -41 dB | |
| Sensitivity Margin | - | +/- 2dB | |
| Impedance | - | 2.2 kOhm |
| REMOTE CONTROL | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Controls | Flip-to-mute | Volume, microphone on/mute |
|---|
| CABLE | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Cable Type | USB-C to USB-A cable - detachable - 1.5 m | - |
|---|
| BATTERY AND CHARGING | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Battery Type | Headset battery rechargeable - lithium polymer | - | |
|---|---|---|---|
| Battery Capacity | 1050 mAh | - | |
| Battery Life | 15 hour(s) | - | |
| Charging Time | 3.5 hour(s) | - | |
| Auto On/Off | Yes | - |
| CONNECTIONS | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Connector Type | - | Headset (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | ASTRO Gaming A20 Wireless Gen 2 | CORSAIR Gaming HS55 SURROUND |
|---|
| Included Accessories | Wireless transmitter | 7.1 surround USB adapter | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | - | Limited warranty - 2 years |
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