In depth comparison and review of Bowers & Wilkins P9 Signature and Bang & Olufsen Beoplay H4 2nd Generation. 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 | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 22.3 cm | |
| Width | - | 18 cm | |
| Depth | - | 5.2 cm | |
| Weight | 413 g | 244 g | Bang & Olufsen Beoplay H4 2nd Generation are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | Matte black | Limestone | |
| Body Material | - | Stainless steel, aluminium, polymer | |
| Earpad Material | Leather, memory foam | Leather | |
| Headband Material | Aluminium, memory foam | - | |
| Recommended Use | - | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| Adjustable Headband | - | Yes | |
| Foldable | Yes | - | Bowers & Wilkins P9 Signature can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.2 | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 20 - 20000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Bang & Olufsen Beoplay H4 2nd Generation. |
| Max Input Power | 50 mW | - | |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 111 dB | 91 dB/mW | Bowers & Wilkins P9 Signature have higher sensitivity than Bang & Olufsen Beoplay H4 2nd Generation. |
| Impedance | 22 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| MICROPHONE | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Controls | - | Volume control, answer/end, play/pause, next/previous track, pair mode |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
Headphones cable - detachable - braided fabric - 1.25 m Micro-USB charge cable - detachable - 25 cm |
|
|---|---|---|---|
| Cable Length | - | 1.25 m | |
| Detachable Cable | Yes | - |
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 600 mAh | |
| Battery Life | - | 19 hour(s) | |
| Charging Time | - | 2.5 hour(s) |
| CONNECTIONS | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone 3.5mm) Power input (5 pin Micro-USB Type B) |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Bang & Olufsen Beoplay H4 2nd Generation |
|---|
| Included Accessories | Carrying case, 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | Limited warranty - 2 years |
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