In depth comparison and review of Bowers & Wilkins P9 Signature and Audio-Technica ATH SR50BT. 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 | Audio-Technica ATH SR50BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | 413 g | 180 g | Audio-Technica ATH SR50BT are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | Black | Brown-grey | |
| Earpad Material | Leather, memory foam | Memory foam | |
| Headband Material | Aluminium, memory foam | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Ear Cups Type | - | Closed | |
| 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 | |
| Noise Isolating | - | Yes | Audio-Technica ATH SR50BT are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 5 - 40000 Hz | Audio-Technica ATH SR50BT offer a larger frequency range than Bowers & Wilkins P9 Signature. |
| Max Input Power | 50 mW | 1500 mW | |
| Total Harmonic Distortion (THD) | 0.2% | - | |
| Sensitivity | 111 dB | 98 dB/mW | Bowers & Wilkins P9 Signature have higher sensitivity than Audio-Technica ATH SR50BT. |
| Impedance | 22 Ohm | - | |
| Diaphragm | 40 mm | 45 mm | Audio-Technica ATH SR50BT have a thicker diaphragm than Bowers & Wilkins P9 Signature. |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 50 - 4000 Hz | |
| Sensitivity | - | -40 dB |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Controls | - | Volume |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
Headphones cable - detachable - L shaped - 1.2 m USB charge cable - detachable |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | Yes | Yes |
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 25 hour(s) | |
| Standby Time | - | 1000 hours | |
| Charging Time | - | 5 hour(s) |
| CONNECTIONS | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR50BT |
|---|
| 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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