In depth comparison and review of Poly - Plantronics Backbeat FIT 505 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 - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack, USB-C | |
|---|---|---|---|
| Height | 6.726 cm | 22 cm | |
| Width | 14.877 cm | 17.5 cm | |
| Depth | 17.155 cm | 8 cm | |
| Weight | 155 g | 304 g | Poly - Plantronics Backbeat FIT 505 are lighter than Poly - Plantronics Backbeat FIT 505 headphones. |
| Colour | Black | Carbon | Space grey | Silver | |
| Earpad Material | Memory foam | Soft leather, memory foam | |
| Headband Material | Memory foam | Carbon fibre | |
| Protection | Moisture-resistant, sweat-resistant | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Adjustable Headband | - | Yes | |
| Foldable | - | Yes | Bowers & Wilkins PX7 can be folded. |
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Bowers & Wilkins PX7 have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 505. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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 | 50 - 20000 Hz | 10 - 30000 Hz | Bowers & Wilkins PX7 offer a larger frequency range than Poly - Plantronics Backbeat FIT 505. |
| Total Harmonic Distortion (THD) | <3% | <0.3% | Bowers & Wilkins PX7 have lower total harmonic distortion than Poly - Plantronics Backbeat FIT 505. |
| Sensitivity | - | 111 dB | |
| Impedance | 32 Ohm | 20 Ohm | |
| Diaphragm | 40 mm | 43.6 mm | Bowers & Wilkins PX7 have a thicker diaphragm than Poly - Plantronics Backbeat FIT 505. |
| MICROPHONE | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| 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 - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
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| Controls | Answer/end, play/pause, next/previous track | Volume control, on/off, answer/end, play/pause, next/previous track |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Cable Type | Micro-USB charge cable Audio cable |
Headphones cable - detachable - 1.2 m USB to USB-C cable - detachable - 1.2 m |
|
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Sensors | - | Proximity sensor |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Life | 18 hour(s) | 30 hour(s) | Bowers & Wilkins PX7 lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 505. |
| Battery Life Details | - | Continuous playback (noise cancelling ON / Bluetooth): up to 30 hours Continuous playback (with 15 min charge): up to 5 hours |
|
| Standby Time | 480 hours | - | |
| Charging Time | 1.5 hour(s) | - |
| WIRELESS LINK | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Transmission Range | 10 m | - |
|---|
| CONNECTIONS | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) USB (USB Type-C) |
|---|
| OTHERS | Poly - Plantronics Backbeat FIT 505 | Bowers & Wilkins PX7 |
|---|
| Included Accessories | - | Carrying case | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 2 years |
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