In depth comparison and review of Poly - Plantronics Backbeat FIT 305 and Belkin SoundForm Immerse. 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 | Belkin SoundForm Immerse |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 14 g | - | |
| Colour | Black | Dark blue | Coral | Lime green | Black | White | |
| Protection | Sweat-resistant | Sweat-resistant, IPX5, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | 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 | - | aptX | |
| Active Noise Cancelling | - | Yes | Belkin SoundForm Immerse are equipped with active noice cancellation. |
| Active Noise Cancelling Technology | - | Hybrid Active Noise Cancelling | |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | - | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 106 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | 12 mm | Belkin SoundForm Immerse have a thicker diaphragm than Poly - Plantronics Backbeat FIT 305. |
| Magnet Material | - | Neodymium magnet | |
| Features | - | MultiPoint Technology, Google Fast Pair |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Microphones Included | - | 3 |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Controls | Answer/end, play/pause, next/previous track | - |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Cable Type | Micro-USB charge cable | USB-C charge cable |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 8 hour(s) | Belkin SoundForm Immerse lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 305. |
| Battery Life Details | - | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 36 hours |
|
| Standby Time | 240 hours | - | |
| Wireless Charging Standards | - | Qi | |
| Charging Time | 2 hour(s) | - |
| OTHERS | Poly - Plantronics Backbeat FIT 305 | Belkin SoundForm Immerse |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | 3 pairs of silicone ear tips (small, medium, large), USB-C charging cable, wireless charging case, 3 pairs of ear wings (S/M/L) | |
|---|---|---|---|
| Software Included | - | Find my earphones | |
| Compatibility | - | iPhone, iPad, Android phone |
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