In depth comparison and review of Bowers & Wilkins P9 Signature and Sennheiser PXC 550-II. 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 | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 17.4 cm | |
| Width | - | 13.6 cm | |
| Depth | - | 6.3 cm | |
| Weight | 413 g | 227 g | Sennheiser PXC 550-II are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Aluminium, memory foam | - | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| 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 | |
| Active Noise Cancelling | - | Yes | Sennheiser PXC 550-II are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 17 - 23000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Sennheiser PXC 550-II. |
| Max Input Power | 50 mW | - | |
| Total Harmonic Distortion (THD) | 0.2% | <0.5% | Bowers & Wilkins P9 Signature have lower total harmonic distortion than Bowers & Wilkins P9 Signature. |
| Sensitivity | 111 dB | 110 dB | Bowers & Wilkins P9 Signature have higher sensitivity than Sennheiser PXC 550-II. |
| Impedance | 22 Ohm | 490 Ohm | |
| Diaphragm | 40 mm | 32 mm | Bowers & Wilkins P9 Signature have a thicker diaphragm than Sennheiser PXC 550-II. |
| MICROPHONE | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Frequency Response | - | 50 - 10000 Hz | |
| Sensitivity | - | -34 dBV/Pascal | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Controls | - | Mute, volume, answer/end, hold, play/pause, next/previous track |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
USB charge cable Audio cable |
|
|---|---|---|---|
| Detachable Cable | Yes | Yes |
| FEATURES | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Internet of Things (IoT) Compatible | - | Yes | |
|---|---|---|---|
| Intelligent Assistant | - | Siri, Google Assistant, Alexa | |
| Additional Functions | - | Touch panel |
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / cable connection): up to 30 hours Continuous playback (noise cancelling ON / Bluetooth): up to 20 hours |
|
| Charging Time | - | 3 hour(s) |
| CONNECTIONS | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm) USB (micro-USB) |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Sennheiser PXC 550-II |
|---|
| Included Accessories | Carrying case, 3.5 mm to 6.3 mm 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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