Detailed comparison and review of JVC HA FX21BT and JBL Under Armour Sport Wireless REACT. 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 | JBL Under Armour Sport Wireless REACT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 11 g | 16.5 g | JVC HA FX21BT are lighter than JVC HA FX21BT headphones. |
| Colour | Black | White | Black | |
| Body Material | - | Aluminium | |
| Earpad Material | - | Silicone | |
| Protection | Splashproof, sweat-resistant | Waterproof, sweat-resistant, IPX7 | |
| Design | - | Sports | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.2 | JBL Under Armour Sport Wireless REACT 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) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC | - | |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | - | 102 dB | |
| Impedance | - | 14 Ohm | |
| Max Sound Pressure | - | 96 dB | |
| Diaphragm | 8.2 mm | 5.8 mm | JVC HA FX21BT have a thicker diaphragm than JBL Under Armour Sport Wireless REACT. |
| Magnet Material | Neodymium | - | |
| Features | - | Magnetic ear buds, TalkThru technology, JBL Charged Sound, Ambient Aware | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Sensitivity | - | -20 dBV/Pascal |
| REMOTE CONTROL | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Controls | Power on/off, volume control, 3-button remote | Volume, power on/off, answer/end, play/pause, next/previous track, reject call, voice assistant, TalkThru button |
|---|
| CABLE | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Cable Type | USB charge cable | - | |
|---|---|---|---|
| Cable Length | - | 51 cm |
| FEATURES | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Intelligent Assistant | - | Siri, Google Now |
|---|
| BATTERY AND CHARGING | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 170 mAh | |
| Battery Life | 5 hour(s) | 9 hour(s) | JBL Under Armour Sport Wireless REACT lasts longer on a single charge than the JVC HA FX21BT. |
| Charging Time | 2.5 hour(s) | 2 hour(s) | JBL Under Armour Sport Wireless REACT recharge faster than JVC HA FX21BT. |
| CONNECTIONS | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Connector Type | USB (power only) | - |
|---|
| OTHERS | JVC HA FX21BT | JBL Under Armour Sport Wireless REACT |
|---|
| Included Accessories | 2 pairs of low rebound earpieces (small, medium) | Carrying pouch, 3 pairs of ear tips (small, medium, large), micro-USB charging cable, 3 sizes of enhancers | |
|---|---|---|---|
| Software Included | - | MapMyRun premium membership (12 months) | |
| Compliant Standards | - | IPX7 | |
| Service & Support | - | Limited warranty - 1 year |
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