Detailed comparison and review of Bowers & Wilkins PX7 S2 and Poly Blackwire C5220. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Product Type | Headphones - Bluetooth - wireless, wired - USB-C | Headset - wired - 3.5 mm jack, USB-A | |
|---|---|---|---|
| Series | - | Blackwire 5200 series | |
| Weight | 307 g | 164.2 g | Poly Blackwire C5220 are lighter than Bowers & Wilkins PX7 S2 headphones. |
| Dimensions & Weight Details | Case: 18.9 cm x 6.3 cm x 23.3 cm | - | |
| Colour | Black | Black | |
| Earpad Material | Memory foam | Artificial leather | |
| Recommended Use | - | Portable electronics, computer |
| SOUND QUALITY | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Adjustable Headband | - | Yes | |
| Connectivity Technology | Wireless, wired | 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 | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | Hybrid Active Noise Cancelling | SoundGuard | |
| Sound Output Mode | - | Stereo | |
| Sensitivity | - | 90 dB | |
| Impedance | - | 32 Ohm | |
| Diaphragm | Bio-cellulose - 40 mm | 28 mm | Bowers & Wilkins PX7 S2 have a thicker diaphragm than Poly Blackwire C5220. |
| Features | Ambient Pass-Through | Digital signal processing, Dynamic EQ optimised | |
| In-Cord Volume Control | - | Yes |
| MICROPHONE | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Form Factor | Built-in | - | |
|---|---|---|---|
| Type | - | Boom | |
| Noise Cancelling | Yes | Yes | The microphones on both headphones can cancel out ambient noise. |
| Frequency Response | - | 100 - 10000 Hz | |
| Sensitivity | - | -38 dB | |
| Microphones Included | 6 | - |
| REMOTE CONTROL | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Controls | - | Mute, volume, answer/end |
|---|
| CABLE | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Cable Type | USB-C to mini-phone 3.5 mm cable - detachable - 1.2 m USB-C to USB-C cable - detachable - 1.2 m |
USB-A cable - 21.7 cm | |
|---|---|---|---|
| Cable Length | 1.2 m | - | |
| Detachable Cable | Yes | - |
| FEATURES | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Features | Wear detection | 280° rotatable microphone |
|---|
| BATTERY AND CHARGING | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| 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 | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Connector Type | Headphones (24 pin USB-C) | USB (USB Type-A) Headset (mini-phone 3.5mm) |
|---|
| OTHERS | Bowers & Wilkins PX7 S2 | Poly Blackwire C5220 |
|---|
| Included Accessories | Carrying case, 3.5 mm to USB-C cable, USB-C to USB-C cable | Carrying case | |
|---|---|---|---|
| Software Included | - | Poly Lens | |
| Compatibility | - | Mac, Windows | |
| Software Certification | - | Certified for Skype for Business, Certified for Microsoft Teams, Certified for Zoom Rooms, Avaya Certified, Cisco Jabber Certified | |
| Supported Host Device OS | - | macOS, Windows | |
| Service & Support | Limited warranty - 2 years | Limited warranty - 2 years |
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