In depth comparison and review of Poly - Plantronics Backbeat FIT 305 and Shure AONIC 215 True 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 | Shure AONIC 215 True Wireless |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Series | - | Sound Isolating | |
| Weight | 14 g | 20.8 g | Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones. |
| Colour | Black | Dark blue | Coral | Lime green | Black | |
| Protection | Sweat-resistant | - | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | 10 m | The maximum operating distance of both headphones is the same. |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Headphones Form Factor | In-ear | In-ear - over-the-ear mount | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.1 | Bluetooth 5.0 | Shure AONIC 215 True Wireless have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 305. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | - | |
| Bluetooth Audio Codec | - | SBC, AAC, aptX | |
| Noise Isolating | - | Yes | Shure AONIC 215 True Wireless are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 20000 Hz | 22 - 17500 Hz | Poly - Plantronics Backbeat FIT 305 offer a larger frequency range than Shure AONIC 215 True Wireless. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 106 dB | 107 dB/mW | Shure AONIC 215 True Wireless have higher sensitivity than Poly - Plantronics Backbeat FIT 305. |
| Impedance | 16 Ohm | 17 Ohm | |
| Diaphragm | 6 mm | - |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Controls | Answer/end, play/pause, next/previous track | Power on/off, answer/end, play/pause, pair mode, voice assistant, environment mode |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Cable Type | Micro-USB charge cable | - | |
|---|---|---|---|
| Detachable Cable | - | Yes |
| FEATURES | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Additional Functions | - | Amplifier |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Battery Type | Headphone battery rechargeable | 2 x headphone battery rechargeable | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 8 hour(s) | Shure AONIC 215 True Wireless 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 32 hours |
|
| Standby Time | 240 hours | - | |
| Charging Time | 2 hour(s) | - | |
| Included Qty | - | 2 |
| CONNECTIONS | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Connector Type | - | 2 x headphones (MMCX) |
|---|
| OTHERS | Poly - Plantronics Backbeat FIT 305 | Shure AONIC 215 True Wireless |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | USB charging cable, 3 pairs of ear tips (small, medium, large), charging case, 3 pairs of foam ear tips (small, medium, large) | |
|---|---|---|---|
| Compatibility | - | iPhone, iPad, Android phone | |
| Service & Support | - | Limited warranty - 2 years |
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