Detailed comparison and review of Razer Kaira and ASTRO Gaming A40 TR. 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 | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Product Type | Headset - 2.4/5 GHz - wireless | Headset - wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 9.52 cm | |
| Width | - | 19.68 cm | |
| Depth | - | 20.32 cm | |
| Weight | 293 g | 369 g | Razer Kaira are lighter than Razer Kaira headphones. |
| Colour | - | Black | |
| Earpad Material | FlowKnit memory foam | Synthetic leather | |
| Recommended Use | Game console, computer | Game console, portable electronics, computer | |
| Gaming | - | Yes | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Open | |
| Adjustable Headband | Yes | - | |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | 2.4/5 GHz radio frequency | - | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| 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) | - | <0.1% | |
| Sensitivity | 108 dB | - | |
| Impedance | 32 Ohm | 48 Ohm | |
| Diaphragm | 50 mm | 40 mm | Razer Kaira have a thicker diaphragm than ASTRO Gaming A40 TR. |
| Magnet Material | Razer Triforce titanium | - |
| MICROPHONE | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Form Factor | - | Detachable headset microphone | |
|---|---|---|---|
| Type | Boom | Boom | |
| Microphone Operation Mode | Uni-directional (HyperClear flexible cardioid) | Uni-directional | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -54 dB | - | |
| Signal-To-Noise Ratio | 60 dB | - |
| REMOTE CONTROL | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Controls | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance | Mute |
|---|
| CABLE | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Cable Type | - | Headset cable - detachable - 2 m Audio splitter cable - detachable - 1.5 m |
|
|---|---|---|---|
| Cable Length | - | 2 m | |
| Detachable Cable | - | Yes |
| FEATURES | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Features | Xbox Wireless technology | - |
|---|
| BATTERY AND CHARGING | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Battery Type | Headphone battery rechargeable | - | |
|---|---|---|---|
| Battery Life | 15 hour(s) | - |
| CONNECTIONS | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Connector Type | - | Headset (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Razer Kaira | ASTRO Gaming A40 TR |
|---|
| Bundled with | - | Astro MixAmp Pro TR | |
|---|---|---|---|
| Included Accessories | - | Detachable microphone, 2 speaker tags | |
| Compatibility | - | Mac, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 1 year |
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