Side by side comparison and review of Bowers & Wilkins PX5 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 | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 22 cm | - | |
| Width | 16 cm | - | |
| Depth | 7.01 cm | - | |
| Weight | 254 g | 238 g | Sennheiser HD 450BT are lighter than Bowers & Wilkins PX5 headphones. |
| Colour | Blue | Space grey | Black | White | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | aptX | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Adaptive Noise Cancelling | - | |
| Noise Isolating | Yes | - | Bowers & Wilkins PX5 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 10 - 30000 Hz | 18 - 22000 Hz | Bowers & Wilkins PX5 offer a larger frequency range than Sennheiser HD 450BT. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 111 dB | - | |
| Impedance | 22 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 35.6 mm | - |
| MICROPHONE | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | 6 | 2 | Bowers & Wilkins PX5 have a built-in microphone. |
| REMOTE CONTROL | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Controls | Volume control, on/off, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
Audio cable - detachable USB-C charge cable - detachable |
|---|
| FEATURES | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Sensors | Proximity sensor | - |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | 24 hour(s) | 30 hours | Sennheiser HD 450BT lasts longer on a single charge than the Bowers & Wilkins PX5. |
| Charging Time | - | 2 hours |
| OTHERS | Bowers & Wilkins PX5 | Sennheiser HD 450BT |
|---|
| Included Accessories | Headphones pouch | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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