Side by side comparison and review of JVC TINYPHONES HA-KD9BT and Sennheiser HD 450BT. 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 | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 120 g | 238 g | JVC TINYPHONES HA-KD9BT are lighter than JVC TINYPHONES HA-KD9BT headphones. |
| Colour | - | Black | White | |
| Design | Kids | - |
| SOUND QUALITY | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | - | Yes | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser HD 450BT have a more advanced version of Bluetooth than JVC TINYPHONES HA-KD9BT. |
| 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 | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | - | Yes | Sennheiser HD 450BT are equipped with active noice cancellation. |
| Sound Output Mode | - | Stereo | |
| Frequency Response | 20 - 20000 Hz | 18 - 22000 Hz | Sennheiser HD 450BT offer a larger frequency range than JVC TINYPHONES HA-KD9BT. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 85 dB | - | |
| Impedance | 20 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Magnet Material | Ferrite | - |
| MICROPHONE | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Controls | Volume, power on/off | - |
|---|
| CABLE | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Cable Type | USB charge cable - detachable | Audio cable - detachable USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Battery Type | 1 x headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 12 hour(s) | 30 hours | Sennheiser HD 450BT lasts longer on a single charge than the JVC TINYPHONES HA-KD9BT. |
| Charging Time | 3 hour(s) | 2 hours | Sennheiser HD 450BT recharge faster than JVC TINYPHONES HA-KD9BT. |
| Included Qty | 1 | - |
| CONNECTIONS | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Connector Type | Bluetooth USB (power only) (micro-USB) |
- |
|---|
| OTHERS | JVC TINYPHONES HA-KD9BT | Sennheiser HD 450BT |
|---|
| Included Accessories | Stickers | Carrying case | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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