Side by side comparison and review of Poly - Plantronics Backbeat FIT 305 and Soundcore Liberty 4. 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 | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Product Type | Earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 14 g | 55 g | Poly - Plantronics Backbeat FIT 305 are lighter than Poly - Plantronics Backbeat FIT 305 headphones. |
| Colour | Black | Dark blue | Coral | Lime green | Midnight black | |
| Protection | Sweat-resistant | IPX4, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 10 m | - | |
| High-Resolution Audio | - | Yes | |
| Tracking Data | - | Heart rate |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| 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 | - | LDAC | |
| Active Noise Cancelling | - | Yes | Soundcore Liberty 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | - | 360° Spatial Audio | |
| Frequency Response | 20 - 20000 Hz | Up to 40000 Hz | |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 106 dB | - | |
| Impedance | 16 Ohm | - | |
| Diaphragm | 6 mm | - | |
| Features | - | MultiPoint Technology, ACAA 3.0 technology |
| MICROPHONE | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Form Factor | - | Built-in | |
|---|---|---|---|
| Type | On-cable | - | |
| Noise Cancelling | - | Yes | Soundcore Liberty 4 microphone can cancel out ambient noise. |
| Microphones Included | - | 6 |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Controls | Answer/end, play/pause, next/previous track | Answer/end, play/pause, squeeze control, ANC/transparency/normal |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Cable Type | Micro-USB charge cable | - |
|---|
| FEATURES | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Features | - | HearID 2.0 Technology, Dynamic Head Tracking | |
|---|---|---|---|
| Sensors | - | Gyroscope |
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Battery Type | Headphone battery rechargeable | Headphone battery rechargeable - wireless charging | |
|---|---|---|---|
| Battery Life | 6 hour(s) | 9 hour(s) | Soundcore Liberty 4 lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 305. |
| Battery Life Details | - | Continuous playback: up to 9 hours Continuous playback (with included charging case): up to 28 hours |
|
| Standby Time | 240 hours | - | |
| Charging Time | 2 hour(s) | 1 hour(s) | Soundcore Liberty 4 recharge faster than Poly - Plantronics Backbeat FIT 305. |
| OTHERS | Poly - Plantronics Backbeat FIT 305 | Soundcore Liberty 4 |
|---|
| Included Accessories | Carrying pouch, 3 pairs of ear tips (small, medium, large) | Charging case, CloudComfort ear tips (S/M1/M2/L)) | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | - | Limited warranty - 18 months |
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