In depth comparison and review of Bowers & Wilkins P9 Signature and Sony MDR XB950B1. 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 | Sony MDR XB950B1 |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - NFC | |
|---|---|---|---|
| Weight | 413 g | 280 g | Sony MDR XB950B1 are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | Black | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Aluminium, memory foam | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Foldable | Yes | - | Bowers & Wilkins P9 Signature can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| 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 | |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | Extra Bass | |
| Frequency Response | 2 - 30000 Hz | 3 - 28000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Sony MDR XB950B1. |
| Max Input Power | 50 mW | - | |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 111 dB | 105 dB/mW | Bowers & Wilkins P9 Signature have higher sensitivity than Sony MDR XB950B1. |
| Impedance | 22 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| MICROPHONE | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 8000 Hz |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Controls | - | Volume control |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
Headphones cable - detachable - L shaped - 1.2 m Micro-USB cable - 50 cm |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | Yes | Yes |
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) | |
| Standby Time | - | 200 hours | |
| Charging Time | - | 4 hour(s) |
| WIRELESS LINK | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Radio Frequency Range | - | 2.4 - 2.4835GHz |
|---|
| CONNECTIONS | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | USB (power only) (5 pin Micro-USB Type B (power only)) Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Sony MDR XB950B1 |
|---|
| Included Accessories | Carrying case, 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Compatibility | - | iPhone, iPod, Android phone | |
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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