In depth comparison and review of Sennheiser HD 4.50 BTNC Wireless and Poly - Plantronics Backbeat FIT 500. 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 | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Series | - | 500 Series | |
| Weight | 238 g | - | |
| Colour | - | Teal | |
| Earpad Material | - | Memory foam | |
| Protection | - | Moisture-resistant, sweat-resistant | |
| Design | - | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| 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) | - | |
| Active Noise Cancelling | Yes | - | Sennheiser HD 4.50 BTNC Wireless are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | NoiseGard active noise compensation | - | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 18 - 22000 Hz | - | |
| Total Harmonic Distortion (THD) | <0.5% | - | |
| Sensitivity | 113 dB | - | |
| Impedance | 18 Ohm | - | |
| Diaphragm | - | 40 mm | |
| Magnet Material | Neodymium | - | |
| Features | Bluetooth aptX technology | - |
| MICROPHONE | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| 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 FIT 500 |
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| Controls | Power on/off, volume control, answer/end, hold, play/pause, next/previous track, reject call, redial | Volume, power on/off, answer/end, next/previous track |
|---|
| CABLE | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| Cable Type | Headphones cable - detachable - L shaped - 1.4 m Micro-USB charge cable - detachable |
- | |
|---|---|---|---|
| Cable Length | 1.4 m | - | |
| Detachable Cable | Yes | - | |
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| Battery Type | Headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 600 mAh | - | |
| Battery Life | 25 hour(s) | 18 hour(s) | Sennheiser HD 4.50 BTNC Wireless lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 500. |
| Charging Time | 2 hour(s) | - |
| CONNECTIONS | Sennheiser HD 4.50 BTNC Wireless | Poly - Plantronics Backbeat FIT 500 |
|---|
| 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 FIT 500 |
|---|
| Included Accessories | Carrying case, micro-USB charging cable | - |
|---|
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