Detailed comparison and review of Razer Kaira and JVC HA S91N. 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 | JVC HA S91N |
|---|
| Product Type | Headset - 2.4/5 GHz - wireless | Headphones - Bluetooth - wireless, wired | |
|---|---|---|---|
| Weight | 293 g | 198 g | JVC HA S91N are lighter than Razer Kaira headphones. |
| Colour | - | Black | |
| Earpad Material | FlowKnit memory foam | - | |
| Recommended Use | Game console, computer | - | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Razer Kaira | JVC HA S91N |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | JVC HA S91N can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | 2.4/5 GHz radio frequency | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | - | SBC | |
| Active Noise Cancelling | - | Yes | JVC HA S91N are equipped with active noice cancellation. |
| Noise Isolating | Yes | - | Razer Kaira are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | - | |
| Sound Effects | Windows Sonic surround sound | Ambient Sound Mode | |
| Frequency Response | 20 - 20000 Hz | 10 - 22000 Hz | JVC HA S91N offer a larger frequency range than Razer Kaira. |
| Sensitivity | 108 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 50 mm | 40 mm | Razer Kaira have a thicker diaphragm than JVC HA S91N. |
| Magnet Material | Razer Triforce titanium | Neodymium |
| MICROPHONE | Razer Kaira | JVC HA S91N |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional (HyperClear flexible cardioid) | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Sensitivity | -54 dB | - | |
| Signal-To-Noise Ratio | 60 dB | - |
| REMOTE CONTROL | Razer Kaira | JVC HA S91N |
|---|
| Controls | Volume, power on/off, microphone on/mute switch, status indicator, pair mode, game/chat balance | Volume, power on/off, multiple function button, noise-cancellation on/off |
|---|
| CABLE | Razer Kaira | JVC HA S91N |
|---|
| Cable Type | - | Headphones cable - detachable - 1.2 m USB-C charge cable |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes | |
| Plated Connector | - | Gold |
| FEATURES | Razer Kaira | JVC HA S91N |
|---|
| Features | Xbox Wireless technology | - | |
|---|---|---|---|
| Internet of Things (IoT) Compatible | - | Yes | |
| Voice Control | - | Indirect |
| BATTERY AND CHARGING | Razer Kaira | JVC HA S91N |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 15 hour(s) | 42 hour(s) | JVC HA S91N lasts longer on a single charge than the Razer Kaira. |
| Battery Life Details | - | Continuous playback (active noise-cancelling off): up to 42 hours Continuous playback (active noise-cancelling on): up to 37 hours |
|
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Razer Kaira | JVC HA S91N |
|---|
| Connector Type | - | Bluetooth Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Razer Kaira | JVC HA S91N |
|---|
| Included Accessories | - | Carrying pouch | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | 2-year warranty |
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