In depth comparison and review of Sony MDR ZX330BT 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 | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - wired - 3.5 mm jack | |
|---|---|---|---|
| Weight | 150 g | 413 g | Sony MDR ZX330BT are lighter than Sony MDR ZX330BT headphones. |
| Colour | - | Brown | |
| Earpad Material | - | Leather, memory foam | |
| Headband Material | - | Aluminium, memory foam | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | Yes | Both headphones can be folded. |
| Connectivity Technology | Wireless | Wired | |
| Wireless Technology | Bluetooth | - | |
| Bluetooth Version | Bluetooth 3.0 | - | |
| Bluetooth Profiles | Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Low Complexity Subband Coding (SBC) | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 2 - 30000 Hz | Bowers & Wilkins P9 Signature offer a larger frequency range than Sony MDR ZX330BT. |
| Max Input Power | - | 50 mW | |
| Total Harmonic Distortion (THD) | - | 0.2% | |
| Sensitivity | - | 111 dB | |
| Impedance | - | 22 Ohm | |
| Diaphragm | 30 mm | 40 mm | Bowers & Wilkins P9 Signature have a thicker diaphragm than Sony MDR ZX330BT. |
| MICROPHONE | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | On-cable | |
| Microphone Technology | Electret condenser | - | |
| Microphone Operation Mode | Stereo | - | |
| Frequency Response | 100 - 4000 Hz | - | |
| Audio Input Details | Omni-directional - 100 - 4000 Hz | - |
| CABLE | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Cable Type | Micro-USB charge cable - 50 cm | Headphones cable - detachable - 1.2 m Headphones cable - detachable - 5 m |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | - | |
|---|---|---|---|
| Battery Life | 30 hours | - | |
| Standby Time | 300 hours | - | |
| Charging Time | 4 hours | - |
| WIRELESS LINK | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Transmission Range | 10 m | - | |
|---|---|---|---|
| Modulation Type | FHSS | - | |
| Radio Frequency Range | 2.4 - 2.4835GHz | - |
| CONNECTIONS | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Connector Type | Bluetooth | Headphones (mini-phone 3.5 mm 4-pole) |
|---|
| OTHERS | Sony MDR ZX330BT | Bowers & Wilkins P9 Signature |
|---|
| Included Accessories | - | Carrying case, 3.5 mm to 6.3 mm adapter | |
|---|---|---|---|
| Service & Support | - | Limited warranty - parts and labour - 2 years |
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