In depth comparison and review of Bowers & Wilkins P9 Signature and Bowers & Wilkins PX7. 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 | Bowers & Wilkins PX7 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Height | - | 22 cm | |
| Width | - | 17.5 cm | |
| Depth | - | 8 cm | |
| Weight | 413 g | 304 g | Bowers & Wilkins PX7 are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | Carbon | Space grey | Silver | |
| Earpad Material | Leather, memory foam | Soft leather, memory foam | |
| Headband Material | Aluminium, memory foam | Carbon fibre | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX7 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Noise Isolating | - | Yes | Bowers & Wilkins PX7 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 10 - 30000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Bowers & Wilkins PX7. |
| Max Input Power | 50 mW | - | |
| Total Harmonic Distortion (THD) | 0.2% | <0.3% | Bowers & Wilkins P9 Signature have lower total harmonic distortion than Bowers & Wilkins P9 Signature. |
| Sensitivity | 111 dB | 111 dB | Both headphones offer the same sensitivity. |
| Impedance | 22 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 43.6 mm | Bowers & Wilkins PX7 have a thicker diaphragm than Bowers & Wilkins P9 Signature. |
| MICROPHONE | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | - | Yes | Bowers & Wilkins PX7 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | CVC2 (Clear Voice Communication v2) | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Controls | - | Volume control, on/off, answer/end, play/pause, next/previous track |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
|
|---|---|---|---|
| Detachable Cable | Yes | Yes |
| FEATURES | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (with 15 min charge): up to 5 hours |
| CONNECTIONS | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Bowers & Wilkins PX7 |
|---|
| Included Accessories | Carrying case, 3.5 mm to 6.3 mm adapter | Carrying case | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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