In depth comparison and review of Sennheiser HD 4.40 and Poly - Plantronics Backbeat 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 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Product Type | Headphones - Bluetooth - wireless - NFC | Headphones - Bluetooth - wireless - 3.5 mm jack | |
|---|---|---|---|
| Weight | - | 155 g | |
| Colour | - | White | Grey | |
| Earpad Material | - | Memory foam | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Headphones Form Factor | Full size | On-ear | |
|---|---|---|---|
| Ear Cups Type | Closed | - | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.0 | Bluetooth 4.1 | Poly - Plantronics Backbeat 500 have a more advanced version of Bluetooth than Sennheiser HD 4.40. |
| 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 |
| MICROPHONE | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphone Operation Mode | Omni-directional | - | |
| Frequency Response | 100 - 10000 Hz | - | |
| Microphones Included | 2 | - |
| REMOTE CONTROL | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Controls | - | Volume, answer/end, play/pause, next/previous track |
|---|
| BATTERY AND CHARGING | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Battery Type | Headphone battery lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) |
| WIRELESS LINK | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | Sennheiser HD 4.40 | Poly - Plantronics Backbeat 500 |
|---|
| Connector Type | - | Headphones (mini-phone stereo 3.5 mm 4-pole) |
|---|
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