Detailed comparison and review of Bang & Olufsen Beoplay H9i and Sennheiser HD 450BT. 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 H9i | Sennheiser HD 450BT |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 20 cm | - | |
| Width | 19.5 cm | - | |
| Depth | 5.2 cm | - | |
| Weight | 285 g | 238 g | Sennheiser HD 450BT are lighter than Bang & Olufsen Beoplay H9i headphones. |
| Colour | Natural | Black | Pine | Black | White | |
| Body Material | Fabric, rubber, anodised aluminium, polymer | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | 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 Bang & Olufsen Beoplay H9i. |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Bluetooth Audio Codec | AAC | SBC, AAC, aptX, apt-X LL | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid ANC | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | 18 - 22000 Hz | Sennheiser HD 450BT offer a larger frequency range than Bang & Olufsen Beoplay H9i. |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | 95 dB/mW | - | |
| Impedance | 24 Ohm | - | |
| Max Sound Pressure | - | 108 dB | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | - | Beamforming | |
| Frequency Response | - | 80 - 6000 Hz | |
| Microphones Included | 2 | 2 | Both headphones have a built-in microphone. |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency | - |
|---|
| CABLE | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
Audio cable - detachable USB-C charge cable - detachable |
|
|---|---|---|---|
| Cable Length | 1.2 m | - |
| FEATURES | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Sensors | Proximity sensor | - |
|---|
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 770 mAh | 600 mAh | Bang & Olufsen Beoplay H9i have a higher battery capacity than Sennheiser HD 450BT. |
| Battery Life | 24 hour(s) | 30 hours | Sennheiser HD 450BT lasts longer on a single charge than the Bang & Olufsen Beoplay H9i. |
| Battery Life Details | Continuous playback (noise cancelling ON / Bluetooth): up to 18 hours Continuous playback (noise cancelling OFF): up to 23 hours Continuous playback (noise cancelling ON / cable connection): up to 24 hours |
- | |
| Charging Time | 2.5 hour(s) | 2 hours | Sennheiser HD 450BT recharge faster than Bang & Olufsen Beoplay H9i. |
| CONNECTIONS | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bang & Olufsen Beoplay H9i | Sennheiser HD 450BT |
|---|
| Included Accessories | Carrying pouch, airplane adapter | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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