Detailed comparison and review of Bang & Olufsen Beoplay H9i and Sennheiser PXC 550-II. 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 PXC 550-II |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | 20 cm | 17.4 cm | |
| Width | 19.5 cm | 13.6 cm | |
| Depth | 5.2 cm | 6.3 cm | |
| Weight | 285 g | 227 g | Sennheiser PXC 550-II are lighter than Bang & Olufsen Beoplay H9i headphones. |
| Colour | Natural | Black | Pine | - | |
| Body Material | Fabric, rubber, anodised aluminium, polymer | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Leather | - | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | Dynamic | |
| Ear Cups Type | Closed | - | |
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Sennheiser PXC 550-II can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | Sennheiser PXC 550-II 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 | 17 - 23000 Hz | Sennheiser PXC 550-II offer a larger frequency range than Bang & Olufsen Beoplay H9i. |
| Total Harmonic Distortion (THD) | - | <0.5% | |
| Sensitivity | 95 dB/mW | 110 dB | Sennheiser PXC 550-II have higher sensitivity than Bang & Olufsen Beoplay H9i. |
| Impedance | 24 Ohm | 490 Ohm | |
| Diaphragm | 40 mm | 32 mm | Bang & Olufsen Beoplay H9i have a thicker diaphragm than Sennheiser PXC 550-II. |
| MICROPHONE | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Frequency Response | - | 50 - 10000 Hz | |
| Sensitivity | - | -34 dBV/Pascal | |
| Microphones Included | 2 | 3 | Sennheiser PXC 550-II have a built-in microphone. |
| REMOTE CONTROL | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Controls | Volume, power on/off, answer/end, play/pause, next/previous track, pair mode, noise-cancellation suspend button, audio transparency | Mute, volume, answer/end, hold, play/pause, next/previous track |
|---|
| CABLE | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m USB to USB-C cable - 1.25 m |
USB charge cable Audio cable |
|
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | - | Yes |
| FEATURES | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant, Alexa | |
| Sensors | Proximity sensor | - | |
| Additional Functions | - | Touch panel |
| BATTERY AND CHARGING | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - lithium | |
|---|---|---|---|
| Battery Capacity | 770 mAh | - | |
| Battery Life | 24 hour(s) | 30 hour(s) | Sennheiser PXC 550-II 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 |
Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
|
| Charging Time | 2.5 hour(s) | 3 hour(s) | Bang & Olufsen Beoplay H9i recharge faster than Bang & Olufsen Beoplay H9i. |
| CONNECTIONS | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
|---|
| OTHERS | Bang & Olufsen Beoplay H9i | Sennheiser PXC 550-II |
|---|
| Included Accessories | Carrying pouch, airplane adapter | Carrying case, airplane adapter | |
|---|---|---|---|
| Compliant Standards | - | MFI | |
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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