In depth comparison and review of Poly SupraPlus H261N-CD and Bowers & Wilkins PX7. 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 | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Product Type | Headset - wired - Quick Disconnect | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Series | Controller and Dispatch | - | |
| Height | - | 22 cm | |
| Width | - | 17.5 cm | |
| Depth | - | 8 cm | |
| Weight | - | 304 g | |
| Colour | - | Carbon | Space grey | Silver | |
| Earpad Material | - | Soft leather, memory foam | |
| Headband Material | - | Carbon fibre | |
| Recommended Use | - | Portable electronics |
| SOUND QUALITY | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Bowers & Wilkins PX7 can be folded. |
| Connectivity Technology | Wired | Wireless, wired | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Generic Access Profile (GAP), Service Discovery Application Profile (SDAP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP), Device ID Profile (DIP) | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX, aptX HD | |
| Active Noise Cancelling | - | Yes | Bowers & Wilkins PX7 are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Adaptive Noise Cancelling | |
| Noise Isolating | - | Yes | Bowers & Wilkins PX7 are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | - | 10 - 30000 Hz | |
| Total Harmonic Distortion (THD) | - | <0.3% | |
| Sensitivity | - | 111 dB | |
| Impedance | - | 20 Ohm | |
| Diaphragm | - | 43.6 mm |
| MICROPHONE | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | Boom | - | |
| Microphone Operation Mode | Mono | - | |
| Noise Cancelling | - | Yes | Bowers & Wilkins PX7 microphone can cancel out ambient noise. |
| Noise Cancelling Technology | - | CVC2 (Clear Voice Communication v2) | |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Controls | - | Volume control, on/off, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Cable Type | Headset cable | Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Battery Type | - | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | - | 30 hour(s) | |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (with 15 min charge): up to 5 hours |
| CONNECTIONS | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Connector Type | Headset (Quick Disconnect) | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
|---|
| OTHERS | Poly SupraPlus H261N-CD | Bowers & Wilkins PX7 |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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