In depth comparison and review of Sennheiser CX SPORT and JVC HA FX21BT. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.
| DESIGN AND DIMENSIONS | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 31.85 cm | - | |
| Width | 4.52 cm | - | |
| Depth | 1.43 cm | - | |
| Weight | 15.07 g | 11 g | JVC HA FX21BT are lighter than Sennheiser CX SPORT headphones. |
| Colour | - | Black | White | |
| Protection | Splashproof, sweat-resistant | Splashproof, sweat-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 4.1 | Sennheiser CX SPORT 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), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | SBC, AAC, aptX, apt-X LL | SBC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 17 - 21000 Hz | 20 - 20000 Hz | Sennheiser CX SPORT offer a larger frequency range than JVC HA FX21BT. |
| Total Harmonic Distortion (THD) | 0.5% | - | |
| Max Sound Pressure | 112 dB | - | |
| Diaphragm | - | 8.2 mm | |
| Magnet Material | - | Neodymium | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | On-cable | On-cable |
| REMOTE CONTROL | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Controls | 3-button remote | Power on/off, volume control, 3-button remote |
|---|
| CABLE | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Cable Type | Charging cable - detachable | USB charge cable |
|---|
| BATTERY AND CHARGING | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 5 hour(s) | Sennheiser CX SPORT lasts longer on a single charge than the JVC HA FX21BT. |
| Charging Time | 1.5 hour(s) | 2.5 hour(s) | Sennheiser CX SPORT recharge faster than Sennheiser CX SPORT. |
| CONNECTIONS | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Connector Type | - | USB (power only) |
|---|
| OTHERS | Sennheiser CX SPORT | JVC HA FX21BT |
|---|
| Included Accessories | USB charging cable, cable clip, 4 pairs of ear tips (XS, S,M, L), 3 pairs of ear sleeves (S, M, L), neoprene pouch | 2 pairs of low rebound earpieces (small, medium) | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | - |
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