Detailed comparison and review of ASTRO A20 and Razer Kaira. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | ASTRO A20 | Razer Kaira |
|---|
| Product Type | Headset - wireless | Headset - 2.4/5 GHz - wireless | |
|---|---|---|---|
| Weight | 320 g | 293 g | Razer Kaira are lighter than ASTRO A20 headphones. |
| Colour | Black, green | Navy, Call of Duty | Silver, Call of Duty | Black, blue | - | |
| Earpad Material | - | FlowKnit memory foam | |
| Headband Material | Steel | - | |
| Recommended Use | Game console, computer | Game console, computer | |
| Bluetooth Range (Operating Distance) | 9.14 m | 10 m | Razer Kaira have a greater operating distance than ASTRO A20. |
| SOUND QUALITY | ASTRO A20 | Razer Kaira |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | - | 2.4/5 GHz radio frequency | |
| Noise Isolating | - | Yes | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Windows Sonic 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 | 108 dB | Razer Kaira have higher sensitivity than ASTRO A20. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 50 mm | Razer Kaira have a thicker diaphragm than ASTRO A20. |
| Magnet Material | Neodymium | Razer Triforce titanium | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | ASTRO A20 | Razer Kaira |
|---|
| Form Factor | Headset microphone | - | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | - | Uni-directional (HyperClear flexible cardioid) | |
| Frequency Response | - | 100 - 10000 Hz | |
| Audio Input Details | Uni-directional | - | |
| Sensitivity | - | -54 dB | |
| Signal-To-Noise Ratio | - | 60 dB |
| REMOTE CONTROL | ASTRO A20 | Razer Kaira |
|---|
| Controls | Volume, power on/off | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance |
|---|
| CABLE | ASTRO A20 | Razer Kaira |
|---|
| Cable Type | Micro-USB cable - detachable - 1 m Audio (optical) cable - detachable - 1 m Micro-USB cable - detachable - 50 cm |
- | |
|---|---|---|---|
| Cable Length | 1 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | ASTRO A20 | Razer Kaira |
|---|
| Features | - | Xbox Wireless technology |
|---|
| BATTERY AND CHARGING | ASTRO A20 | Razer Kaira |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 15 hour(s) | 15 hour(s) | Both headphones last the same amount of time on a single charge. |
| OTHERS | ASTRO A20 | Razer Kaira |
|---|
| Included Accessories | Wireless transmitter | - | |
|---|---|---|---|
| Compatibility | Mac, Windows | - | |
| Service & Support | - | Limited warranty - 2 years |
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