Side by side comparison and review of Poly EncorePro 320, QD and Bowers & Wilkins PX7 S2. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headphones - Bluetooth - wireless, wired - USB-C | |
|---|---|---|---|
| Series | 300 Series | - | |
| Weight | - | 307 g | |
| Dimensions & Weight Details | - | Case: 18.9 cm x 6.3 cm x 23.3 cm | |
| Colour | - | Black | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Computer | - |
| SOUND QUALITY | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.2 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Generic Attribute Profile (GATT) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD, aptX Adaptive | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX7 S2 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid Active Noise Cancelling | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 50 - 8000 Hz | - | |
| Impedance | 32 Ohm | - | |
| Max Sound Pressure | 118 dB | - | |
| Diaphragm | 28 mm | Bio-cellulose - 40 mm | Bowers & Wilkins PX7 S2 have a thicker diaphragm than Poly EncorePro 320, QD. |
| Features | - | Ambient Pass-Through | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Uni-directional | - | |
| Noise Cancelling | - | Yes | Bowers & Wilkins PX7 S2 microphone can cancel out ambient noise. |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Controls | Mute, volume | - |
|---|
| CABLE | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Cable Type | Headset cable | USB-C to mini-phone 3.5 mm cable - detachable - 1.2 m USB-C to USB-C cable - detachable - 1.2 m |
|
|---|---|---|---|
| Cable Length | - | 1.2 m | |
| Detachable Cable | - | Yes |
| FEATURES | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Features | - | Wear detection |
|---|
| BATTERY AND CHARGING | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Battery Type | - | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback: up to 30 hours Continuous playback (with 15 min charge): up to 7 hours |
|
| Charging Time | - | 2 hour(s) |
| CONNECTIONS | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Connector Type | Headset (Quick Disconnect) | Headphones (24 pin USB-C) |
|---|
| OTHERS | Poly EncorePro 320, QD | Bowers & Wilkins PX7 S2 |
|---|
| Included Accessories | - | Carrying case, 3.5 mm to USB-C cable, USB-C to USB-C cable | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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