In depth comparison and review of Poly - Plantronics Backbeat Pro 2 and KEF Porsche Design Space One. 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 Pro 2 | KEF Porsche Design Space One |
|---|
| Product Type | Headphones - Bluetooth - wireless | Headphones - Bluetooth - wireless, wired - 3.5 mm jack | |
|---|---|---|---|
| Height | - | 8.2 cm | |
| Width | - | 19.5 cm | |
| Depth | - | 17 cm | |
| Weight | 289 g | 330 g | Poly - Plantronics Backbeat Pro 2 are lighter than Poly - Plantronics Backbeat Pro 2 headphones. |
| Colour | Black | Titanium | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 100 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless, wired | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 EDR | Bluetooth 4.1 | KEF Porsche Design Space One have a more advanced version of Bluetooth than Poly - Plantronics Backbeat Pro 2. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Max Input Power | - | 12 mW | |
| Sensitivity | 93 dB | 94 dB | KEF Porsche Design Space One have higher sensitivity than Poly - Plantronics Backbeat Pro 2. |
| Impedance | 32 Ohm | 16 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | - | Neodymium | |
| Features | - | Voice control, Bluetooth aptX technology |
| MICROPHONE | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Form Factor | Built-in | Built-in |
|---|
| REMOTE CONTROL | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Cable Type | USB charge cable Headphones cable |
Headphones cable - detachable | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| BATTERY AND CHARGING | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Battery Type | Headphone battery rechargeable - Lithium Ion | Headphone battery rechargeable - Lithium Ion | |
|---|---|---|---|
| Battery Capacity | - | 850 mAh | |
| Battery Life | 24 hour(s) | 110 hour(s) | KEF Porsche Design Space One lasts longer on a single charge than the Poly - Plantronics Backbeat Pro 2. |
| Charging Time | 3 hours | - |
| WIRELESS LINK | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Transmission Range | 100 m | - |
|---|
| CONNECTIONS | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm 4-pole) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Poly - Plantronics Backbeat Pro 2 | KEF Porsche Design Space One |
|---|
| Included Accessories | Travel pouch | - |
|---|
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