In depth comparison and review of Bowers & Wilkins P9 Signature and Sennheiser HMD 300 PRO. 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 | Sennheiser HMD 300 PRO |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headset - wired | |
|---|---|---|---|
| Weight | 413 g | 319 g | Sennheiser HMD 300 PRO are lighter than Bowers & Wilkins P9 Signature headphones. |
| Colour | Brown | - | |
| Earpad Material | Leather, memory foam | - | |
| Headband Material | Aluminium, memory foam | - |
| SOUND QUALITY | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| 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 | Wired | |
| Active Noise Cancelling | - | Yes | Sennheiser HMD 300 PRO are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 2 - 30000 Hz | 60 - 25000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Sennheiser HMD 300 PRO. |
| Max Input Power | 50 mW | 500 mW | |
| Total Harmonic Distortion (THD) | 0.2% | 0.1% | Sennheiser HMD 300 PRO have lower total harmonic distortion than Bowers & Wilkins P9 Signature. |
| Sensitivity | 111 dB | 108 dB | Bowers & Wilkins P9 Signature have higher sensitivity than Sennheiser HMD 300 PRO. |
| Impedance | 22 Ohm | 64 Ohm | |
| Max Sound Pressure | - | 123 dB | |
| Diaphragm | 40 mm | - |
| MICROPHONE | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| Type | On-cable | Boom | |
|---|---|---|---|
| Microphone Technology | - | Dynamic | |
| Microphone Operation Mode | - | Hypercardioid | |
| Frequency Response | - | 80 - 16000 Hz | |
| Sensitivity | - | 0.4 mV/Pascal | |
| Impedance | - | 300 Ohm |
| CABLE | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| Cable Type | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
- | |
|---|---|---|---|
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| Features | - | EPOS ActiveGard |
|---|
| CONNECTIONS | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| Connector Type | Headphones (mini-phone 3.5 mm 4-pole) | - |
|---|
| OTHERS | Bowers & Wilkins P9 Signature | Sennheiser HMD 300 PRO |
|---|
| Included Accessories | Carrying case, 3.5 mm to 6.3 mm adapter | Wind screen | |
|---|---|---|---|
| Service & Support | Limited warranty - parts and labour - 2 years | - |
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