In depth comparison and review of ASTRO A20 and AKG K812. 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 | ASTRO A20 | AKG K812 |
|---|
| Product Type | Headset - wireless | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 320 g | 390 g | ASTRO A20 are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | Black | |
| Headband Material | Steel | - | |
| Recommended Use | Game console, computer | Professional audio | |
| Bluetooth Range (Operating Distance) | 9.14 m | - |
| SOUND QUALITY | ASTRO A20 | AKG K812 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Ear Cups Type | - | Open | |
| Connectivity Technology | Wireless | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 5 - 54000 Hz | AKG K812 offer a larger frequency range than ASTRO A20. |
| Max Input Power | - | 300 mW | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 100 dB | 110 dB | AKG K812 have higher sensitivity than ASTRO A20. |
| Impedance | 32 Ohm | 36 Ohm | |
| Diaphragm | 40 mm | 53 mm | AKG K812 have a thicker diaphragm than ASTRO A20. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A20 | AKG K812 |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | - | |
| Audio Input Details | Uni-directional | - |
| REMOTE CONTROL | ASTRO A20 | AKG K812 |
|---|
| Controls | Volume, power on/off | - |
|---|
| CABLE | ASTRO A20 | AKG K812 |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
Headphones cable - detachable - 3 m | |
|---|---|---|---|
| Cable Length | 1 m | 3 m | |
| Detachable Cable | Yes | Yes | |
| Plated Connector | - | Gold |
| BATTERY AND CHARGING | ASTRO A20 | AKG K812 |
|---|
| Battery Type | Headset battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | ASTRO A20 | AKG K812 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | ASTRO A20 | AKG K812 |
|---|
| Included Accessories | Wireless transmitter | 6.3 mm (1/4") stereo adapter | |
|---|---|---|---|
| Compatibility | Mac, Windows | - |
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