In depth comparison and review of Sennheiser HD 2.30i (HD 2.0) and Bowers & Wilkins P9 Signature. 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 | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| Product Type | Headphones - wired - 3.5 mm jack | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Series | HD 2.0 | - | |
| Weight | - | 413 g | |
| Colour | Black | Brown | |
| Earpad Material | - | Leather, memory foam | |
| Headband Material | - | Aluminium, memory foam | |
| Recommended Use | Portable electronics | - |
| SOUND QUALITY | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| 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 | Wired | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 2 - 30000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Sennheiser HD 2.30i (HD 2.0). |
| Max Input Power | - | 50 mW | |
| Total Harmonic Distortion (THD) | 0.5% | 0.2% | Bowers & Wilkins P9 Signature have lower total harmonic distortion than Sennheiser HD 2.30i (HD 2.0). |
| Sensitivity | 120 dB | 111 dB | Sennheiser HD 2.30i (HD 2.0) have higher sensitivity than Bowers & Wilkins P9 Signature. |
| Impedance | 22 Ohm | 22 Ohm | |
| Diaphragm | - | 40 mm |
| MICROPHONE | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| Type | - | On-cable |
|---|
| CABLE | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| Cable Type | Headphones cable - 1.4 m | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
|
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | - | Yes |
| CONNECTIONS | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 2.30i (HD 2.0) | Bowers & Wilkins P9 Signature |
|---|
| Included Accessories | Carrying pouch | Carrying case, 3.5 mm to 6.3 mm adapter | |
|---|---|---|---|
| Compatibility | iPhone, iPad, iPod | - | |
| Service & Support | Limited warranty - 2 years | Limited warranty - parts and labour - 2 years |
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