Side by side comparison and review of ifrogz FreeRein 2 and Poly - Plantronics Backbeat FIT 3150. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | - | 26 g | |
| Dimensions & Weight Details | - | Earbud: 13 g Charging case: 89 g |
|
| Colour | White | Black | Purple | Red | Black, blue | Black | |
| Protection | Sweat-resistant, water-resistant | Waterproof, sweat-resistant, IP57 | |
| Design | Sports | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | - | 30 m |
| SOUND QUALITY | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Headphones Form Factor | In-ear | In-ear - over-the-ear mount | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | - | Bluetooth 5.0 | |
| 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 | |
| Sound Effects | - | Bass Boost | |
| Frequency Response | - | 20 - 20000 Hz | |
| Total Harmonic Distortion (THD) | - | <3% | |
| Sensitivity | - | 94 dB | |
| Diaphragm | 8 mm | 13.5 mm | Poly - Plantronics Backbeat FIT 3150 have a thicker diaphragm than ifrogz FreeRein 2. |
| Magnet Material | Neodymium | - | |
| Features | Magnetic ear buds | - |
| MICROPHONE | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Controls | Volume | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant |
|---|
| CABLE | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Cable Type | - | Micro-USB charge cable - detachable |
|---|
| FEATURES | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Features | - | Voice alerts |
|---|
| BATTERY AND CHARGING | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Battery Type | Headphone battery rechargeable | 2 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | - | 90 mAh | |
| Battery Life | 5 hour(s) | 8 hour(s) | Poly - Plantronics Backbeat FIT 3150 lasts longer on a single charge than the ifrogz FreeRein 2. |
| Battery Life Details | - | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
|
| Charging Time | - | 2 hour(s) | |
| Included Qty | - | 2 |
| OTHERS | ifrogz FreeRein 2 | Poly - Plantronics Backbeat FIT 3150 |
|---|
| Included Accessories | 3 pairs of ear tips | USB charging cable, charging case (740 mAh) | |
|---|---|---|---|
| Service & Support | Limited warranty - 1 year | Limited warranty - parts and labour - 1 year |
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