In depth comparison and review of KEF M500 and Poly - Plantronics Backbeat FIT 505. 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 | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Product Type | Headset - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Height | - | 6.726 cm | |
| Width | - | 14.877 cm | |
| Depth | - | 17.155 cm | |
| Weight | 208 g | 155 g | Poly - Plantronics Backbeat FIT 505 are lighter than KEF M500 headphones. |
| Colour | Classic | Black | |
| Body Material | Aluminium alloy | - | |
| Earpad Material | - | Memory foam | |
| Headband Material | - | Memory foam | |
| Protection | - | Moisture-resistant, sweat-resistant | |
| Recommended Use | Portable electronics, phone | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Headphones Form Factor | On-ear | On-ear | |
|---|---|---|---|
| Adjustable Headband | Yes | - | |
| Foldable | Yes | - | KEF M500 can be folded. |
| Connectivity Technology | Wired | Wireless | |
| Wireless Technology | - | Bluetooth | |
| Bluetooth Version | - | Bluetooth 4.1 | |
| Bluetooth Profiles | - | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 50 - 20000 Hz | KEF M500 offer a larger frequency range than Poly - Plantronics Backbeat FIT 505. |
| Max Input Power | 30 mW | - | |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | 103 dB | - | |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Answer/end, play/pause, next/previous track |
|---|
| CABLE | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Cable Type | 2 x headset cable - 1.3 m | Micro-USB charge cable Audio cable |
|
|---|---|---|---|
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) | |
| Standby Time | - | 480 hours | |
| Charging Time | - | 1.5 hour(s) |
| WIRELESS LINK | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Transmission Range | - | 10 m |
|---|
| CONNECTIONS | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | KEF M500 | Poly - Plantronics Backbeat FIT 505 |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | - | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
cs
sk
de
it
es
fr
hu
pt
ru
pl
br
ro
