Side by side comparison and review of Sennheiser HD 4.50 BTNC Wireless and Poly - Plantronics Backbeat Pro 2 SE. 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 | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | 238 g | 289 g | Sennheiser HD 4.50 BTNC Wireless are lighter than Sennheiser HD 4.50 BTNC Wireless headphones. |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 100 m |
| SOUND QUALITY | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Headphones Form Factor | Full size | Full size | |
|---|---|---|---|
| Headphones Technology | Dynamic | - | |
| Ear Cups Type | Closed | - | |
| Foldable | Yes | - | Sennheiser HD 4.50 BTNC Wireless can be folded. |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | - | |
| 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), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Active Noise Cancelling | Yes | Yes | Both headphones are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | 20 - 20000 Hz | Sennheiser HD 4.50 BTNC Wireless offer a larger frequency range than Poly - Plantronics Backbeat Pro 2 SE. |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 113 dB | 93 dB | Sennheiser HD 4.50 BTNC Wireless have higher sensitivity than Poly - Plantronics Backbeat Pro 2 SE. |
| Impedance | 18 Ohm | 32 Ohm | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | - | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Controls | Power on/off, volume control, answer/end, hold, play/pause, next/previous track, reject call, redial | - |
|---|
| CABLE | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.4 m Micro-USB charge cable - detachable |
USB charge cable Headphones cable |
|
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 600 mAh | 680 mAh | Poly - Plantronics Backbeat Pro 2 SE have a higher battery capacity than Sennheiser HD 4.50 BTNC Wireless. |
| Battery Life | 25 hour(s) | 24 hour(s) | Sennheiser HD 4.50 BTNC Wireless lasts longer on a single charge than the Poly - Plantronics Backbeat Pro 2 SE. |
| Standby Time | - | 4380 hours | |
| Charging Time | 2 hour(s) | 3 hours | Sennheiser HD 4.50 BTNC Wireless recharge faster than Sennheiser HD 4.50 BTNC Wireless. |
| CONNECTIONS | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Connector Type | Headphones (mini-phone stereo 3.5 mm) | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
| OTHERS | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat Pro 2 SE |
|---|
| Included Accessories | Carrying case, micro-USB charging cable | Travel pouch |
|---|
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