In depth comparison and review of Bowers & Wilkins P9 Signature and Audio-Technica ATH SR30BT. 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 SR30BT |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 413 g | 193 g | Audio-Technica ATH SR30BT are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | Charcoal grey | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Aluminium, memory foam | - | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| 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 Audio Codec | - | SBC, AAC | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 5 - 35000 Hz | Audio-Technica ATH SR30BT 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 | 99 dB/mW | Bowers & Wilkins P9 Signature have higher sensitivity than Audio-Technica ATH SR30BT. |
| Impedance | 22 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| Type | On-cable | On-cable | |
|---|---|---|---|
| Microphone Technology | - | Electret condenser | |
| Microphone Operation Mode | - | Omni-directional | |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -44 dB |
| REMOTE CONTROL | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| Controls | - | Volume |
|---|
| CABLE | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
USB charge cable - detachable - 30 cm | |
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | Yes | Yes |
| BATTERY AND CHARGING | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 70 hour(s) | |
| Charging Time | - | 4 hour(s) |
| CONNECTIONS | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Audio-Technica ATH SR30BT |
|---|
| 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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