Detailed comparison and review of Bang & Olufsen Beoplay H9 and Sennheiser HD 350BT. 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 | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 22.5 cm | - | |
| Width | 19.7 cm | - | |
| Depth | 4 cm | - | |
| Weight | 285 g | 238 g | Sennheiser HD 350BT are lighter than Bang & Olufsen Beoplay H9 headphones. |
| Colour | Argilla grey | Black | Black | White | |
| Body Material | Anodised aluminium | - | |
| Earpad Material | Leather | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | Yes | - | |
| Foldable | - | Yes | Sennheiser HD 350BT can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser HD 350BT have a more advanced version of Bluetooth than Bang & Olufsen Beoplay H9. |
| 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 | AAC, aptX | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | Yes | - | Bang & Olufsen Beoplay H9 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Signature Sound | - | |
| Frequency Response | 20 - 22000 Hz | 18 - 22000 Hz | Sennheiser HD 350BT offer a larger frequency range than Bang & Olufsen Beoplay H9. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 93 dB/mW | - | |
| Impedance | 20 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Omni-directional | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | - | 2 |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track, noise-cancellation suspend button | - |
|---|
| CABLE | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m | USB-C charge cable - detachable |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 770 mAh | 300 mAh | Bang & Olufsen Beoplay H9 have a higher battery capacity than Sennheiser HD 350BT. |
| Battery Life | 21 hour(s) | 30 hours | Sennheiser HD 350BT lasts longer on a single charge than the Bang & Olufsen Beoplay H9. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 14 hours Continuous playback (noise cancelling OFF): up to 16 hours Continuous playback (noise cancelling ON / cable connection): up to 21 hours |
- | |
| Charging Time | 2.5 hour(s) | 2 hours | Sennheiser HD 350BT recharge faster than Bang & Olufsen Beoplay H9. |
| CONNECTIONS | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | Bang & Olufsen Beoplay H9 | Sennheiser HD 350BT |
|---|
| Included Accessories | Carrying pouch, airplane adapter, micro-USB charging cable (30cm) | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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