Side by side comparison and review of Razer Thresher Ultimate and Razer Kaira. 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 | Razer Thresher Ultimate | Razer Kaira |
|---|
| Product Type | Headset - 7.1 channel - 2.4 GHz - wireless | Headset - 2.4/5 GHz - wireless | |
|---|---|---|---|
| Height | 21.4 cm | - | |
| Width | 19.6 cm | - | |
| Depth | 10.48 cm | - | |
| Weight | 408 g | 293 g | Razer Kaira are lighter than Razer Thresher Ultimate headphones. |
| Colour | Black | - | |
| Earpad Material | Leatherette, memory foam | FlowKnit memory foam | |
| Recommended Use | Game console | Game console, computer | |
| Bluetooth Range (Operating Distance) | 12 m | 10 m | Razer Thresher Ultimate have a greater operating distance than Razer Kaira. |
| SOUND QUALITY | Razer Thresher Ultimate | Razer Kaira |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | 2.4 GHz radio frequency | 2.4/5 GHz radio frequency | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | 7.1 channel surround | Stereo | |
| Built-in Decoders | Dolby Headphone | - | |
| Sound Effects | - | Windows Sonic surround sound | |
| Frequency Response | 12 - 28000 Hz | 20 - 20000 Hz | Razer Thresher Ultimate offer a larger frequency range than Razer Kaira. |
| Sensitivity | - | 108 dB | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 50 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | Razer Triforce titanium |
| MICROPHONE | Razer Thresher Ultimate | Razer Kaira |
|---|
| Type | Boom | Boom | |
|---|---|---|---|
| Microphone Operation Mode | Uni-directional | Uni-directional (HyperClear flexible cardioid) | |
| Frequency Response | 100 - 10000 Hz | 100 - 10000 Hz | The frequency response of the microphones in both headphones is the same. |
| Sensitivity | -38 dBV/Pascal | -54 dB | |
| Signal-To-Noise Ratio | 55 dB | 60 dB | |
| Microphone Features | Retractable microphone | - |
| REMOTE CONTROL | Razer Thresher Ultimate | Razer Kaira |
|---|
| Controls | Volume, microphone on/mute | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance |
|---|
| FEATURES | Razer Thresher Ultimate | Razer Kaira |
|---|
| Features | - | Xbox Wireless technology |
|---|
| BATTERY AND CHARGING | Razer Thresher Ultimate | Razer Kaira |
|---|
| Battery Type | Headset battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 16 hours | 15 hour(s) | Razer Thresher Ultimate lasts longer on a single charge than the Razer Kaira. |
| Charging Time | 4 hours | - |
| WIRELESS LINK | Razer Thresher Ultimate | Razer Kaira |
|---|
| Transmission Range | 12 m | - |
|---|
| OTHERS | Razer Thresher Ultimate | Razer Kaira |
|---|
| Included Accessories | Base station, stand | - | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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