In depth comparison and review of KEF M500 and Poly - Plantronics Backbeat GO 605. 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 GO 605 |
|---|
| Product Type | Headset - wired | Headphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 208 g | 175 g | Poly - Plantronics Backbeat GO 605 are lighter than KEF M500 headphones. |
| Colour | Classic | Black | |
| Body Material | Aluminium alloy | - | |
| Earpad Material | - | Memory foam | |
| Recommended Use | Portable electronics, phone | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 10 m |
| SOUND QUALITY | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Headphones Form Factor | On-ear | Full size | |
|---|---|---|---|
| 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) | |
| Bluetooth Audio Codec | - | SBC | |
| Sound Output Mode | Stereo | - | |
| Frequency Response | 20 - 20000 Hz | 50 - 20000 Hz | KEF M500 offer a larger frequency range than Poly - Plantronics Backbeat GO 605. |
| Max Input Power | 30 mW | - | |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | 103 dB | 92 dB | KEF M500 have higher sensitivity than Poly - Plantronics Backbeat GO 605. |
| Impedance | 32 Ohm | 32 Ohm | |
| Diaphragm | 40 mm | 40 mm | Both headphones are designed with same thick diaphragm. |
| Simultaneously Connectable Devices Qty (Multipoint) | - | 2 | Poly - Plantronics Backbeat GO 605 have the ability to connect to multiple devices simultaneously. |
| Magnet Material | Neodymium | - | |
| In-Cord Volume Control | Yes | - |
| MICROPHONE | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Controls | Volume, answer/end, play/pause, next/previous track | Play/pause, next/previous track |
|---|
| CABLE | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Cable Type | 2 x headset cable - 1.3 m | USB charge cable Audio cable |
|
|---|---|---|---|
| Plated Connector | Gold | - |
| BATTERY AND CHARGING | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Battery Type | - | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | - | 18 hour(s) | |
| Standby Time | - | 480 hours | |
| Charging Time | - | 90 min |
| CONNECTIONS | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Connector Type | Headset (mini-phone stereo 3.5 mm) | - |
|---|
| OTHERS | KEF M500 | Poly - Plantronics Backbeat GO 605 |
|---|
| Included Accessories | Protective case, in-flight plug adapter, 3.5 mm to 6.3 mm adapter | Carrying pouch | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | - |
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