Detailed comparison and review of JVC HA FX21BT and Razer Hammerhead True Wireless X. 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 | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 11 g | - | |
| Dimensions & Weight Details | - | Earbud: 10 g Charging case: 42 g |
|
| Colour | Black | White | - | |
| Protection | Splashproof, sweat-resistant | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.2 | Razer Hammerhead True Wireless X have a more advanced version of Bluetooth than JVC HA FX21BT. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | SBC | SBC, AAC | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 8 mW | |
| Sensitivity | - | 91 dB/mW | |
| Impedance | - | 32 Ohm | |
| Diaphragm | 8.2 mm | 13 mm | Razer Hammerhead True Wireless X have a thicker diaphragm than JVC HA FX21BT. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Operation Mode | - | Omni-directional | |
| Sensitivity | - | -26 dBFS | |
| Signal-To-Noise Ratio | - | 64 dB |
| REMOTE CONTROL | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Controls | Power on/off, volume control, 3-button remote | - |
|---|
| CABLE | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Cable Type | USB charge cable | - |
|---|
| FEATURES | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Additional Functions | - | LED backlight (green) |
|---|
| BATTERY AND CHARGING | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 5 hour(s) | 7 hour(s) | Razer Hammerhead True Wireless X lasts longer on a single charge than the JVC HA FX21BT. |
| Battery Life Details | - | Continuous playback: up to 7 hours Continuous playback (with included charging case): up to 28 hours |
|
| Charging Time | 2.5 hour(s) | - |
| CONNECTIONS | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Connector Type | USB (power only) | - |
|---|
| OTHERS | JVC HA FX21BT | Razer Hammerhead True Wireless X |
|---|
| Included Accessories | 2 pairs of low rebound earpieces (small, medium) | Charging case |
|---|
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