In depth comparison and review of Sennheiser HD 450BT and Bang & Olufsen Beoplay HX. 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 HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 20 cm | |
| Width | - | 19.5 cm | |
| Depth | - | 5.2 cm | |
| Weight | 238 g | 285 g | Sennheiser HD 450BT are lighter than Sennheiser HD 450BT headphones. |
| Dimensions & Weight Details | - | Headphones: 19.5 cm x 5.2 cm x 20 cm Case: 20 cm x 6.3 cm x 18 cm / 360 g |
|
| Colour | Black | White | Anthracite black | Sand | Timber | |
| Body Material | - | Plastic, fabric, rubber, polymer, recycled aluminium | |
| Earpad Material | - | Memory foam, lambskin | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 12 m |
| SOUND QUALITY | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 450BT can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.1 | Bang & Olufsen Beoplay HX have a more advanced version of Bluetooth than Sennheiser HD 450BT. |
| Bluetooth Profiles | 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, AAC, aptX Adaptive | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Active Noise Cancellation | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 22000 Hz | Sennheiser HD 450BT offer a larger frequency range than Bang & Olufsen Beoplay HX. |
| Total Harmonic Distortion (THD) | <0.3% | - | |
| Sensitivity | - | 95 dB/mW | |
| Impedance | - | 24 Ohm | |
| Max Sound Pressure | 108 dB | - | |
| Diaphragm | - | 40 mm | |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Bang & Olufsen Beoplay HX have the ability to connect to multiple devices simultaneously. |
| Magnet Material | - | Neodymium | |
| Features | - | Google Fast Pair, Microsoft Swift Pair |
| MICROPHONE | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Beamforming | - | |
| Frequency Response | 80 - 6000 Hz | - | |
| Microphones Included | 2 | 4 | Bang & Olufsen Beoplay HX have a built-in microphone. |
| REMOTE CONTROL | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Controls | - | Mute, volume, power on/off, answer/end, play/pause, next/previous track, pair mode, voice assistant, audio transparency, ANC mode |
|---|
| CABLE | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Cable Type | Audio cable - detachable USB-C charge cable - detachable |
Headphones cable - detachable - 1.25 m USB-C charge cable - detachable - 1.25 m |
|
|---|---|---|---|
| Cable Length | - | 1.25 m | |
| Detachable Cable | - | Yes |
| FEATURES | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Features | - | Touch control |
|---|
| BATTERY AND CHARGING | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | 600 mAh | 1200 mAh | Bang & Olufsen Beoplay HX have a higher battery capacity than Sennheiser HD 450BT. |
| Battery Life | 30 hours | 35 hour(s) | Bang & Olufsen Beoplay HX lasts longer on a single charge than the Sennheiser HD 450BT. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 35 hours Continuous playback (noise cancelling OFF / Bluetooth): up to 40 hours |
|
| Charging Time | 2 hours | 3 hour(s) | Sennheiser HD 450BT recharge faster than Sennheiser HD 450BT. |
| CONNECTIONS | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm) |
|---|
| OTHERS | Sennheiser HD 450BT | Bang & Olufsen Beoplay HX |
|---|
| Included Accessories | Carrying case | Carrying case, USB-C to USB-A charging cable | |
|---|---|---|---|
| Compliant Standards | - | MFI | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 3 years |
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