In depth comparison and review of Poly - Plantronics Backbeat FIT 305 and RHA MA390 Wireless. 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 | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Product Type | Earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 14 g | 24 g | Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones. |
| Colour | Black | Dark blue | Coral | Lime green | - | |
| Protection | Sweat-resistant | Sweat-resistant, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | - | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 4.1 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Noise Isolating | - | Yes | RHA MA390 Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 16 - 22000 Hz | RHA MA390 Wireless offer a larger frequency range than Poly - Plantronics Backbeat FIT 305. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 106 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | - | |
| Features | - | Bluetooth aptX technology |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Type | On-cable | - |
|---|
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Controls | Answer/end, play/pause, next/previous track | 3-button remote |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Cable Type | Micro-USB charge cable | - |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 8 hour(s) | RHA MA390 Wireless lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 305. |
| Standby Time | 240 hours | 720 hours | RHA MA390 Wireless have longer standby time than Poly - Plantronics Backbeat FIT 305. |
| Charging Time | 2 hour(s) | - |
| OTHERS | Poly - Plantronics Backbeat FIT 305 | RHA MA390 Wireless |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | Carrying pouch, USB charging cable, 3 pairs of ear tips (small, medium, large) | |
|---|---|---|---|
| Service & Support | - | Limited warranty - 3 years |
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