Detailed comparison and review of Poly - Plantronics Backbeat FIT 3150 and Marshall Minor III. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.
| DESIGN AND DIMENSIONS | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 26 g | 4 g | Marshall Minor III are lighter than Poly - Plantronics Backbeat FIT 3150 headphones. |
| Dimensions & Weight Details | Earbud: 13 g Charging case: 89 g |
Charging case: 40 g | |
| Colour | Black, blue | Black | Black | |
| Protection | Waterproof, sweat-resistant, IP57 | IPX4, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | 10 m | Poly - Plantronics Backbeat FIT 3150 have a greater operating distance than Marshall Minor III. |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Headphones Technology | - | Dynamic | |
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.2 | Marshall Minor III have a more advanced version of Bluetooth than Poly - Plantronics Backbeat FIT 3150. |
| 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 | 20 - 20000 Hz | Both headphones offer the same frequency response. |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 94 dB | 93 dB | Poly - Plantronics Backbeat FIT 3150 have higher sensitivity than Marshall Minor III. |
| Impedance | - | 32 Ohm | |
| Diaphragm | 13.5 mm | 12 mm | Poly - Plantronics Backbeat FIT 3150 have a thicker diaphragm than Marshall Minor III. |
| MICROPHONE | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Microphones Included | - | 2 |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Controls | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant | Answer/end, reject call |
|---|
| CABLE | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Cable Type | Micro-USB charge cable - detachable | USB-C cable - detachable |
|---|
| FEATURES | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Battery Type | 2 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable | |
|---|---|---|---|
| Battery Capacity | 90 mAh | - | |
| Battery Life | 8 hour(s) | 5 hour(s) | Poly - Plantronics Backbeat FIT 3150 lasts longer on a single charge than the Marshall Minor III. |
| Battery Life Details | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
Continuous playback: up to 5 hours Continuous playback (with included charging case): up to 25 hours |
|
| Charging Time | 2 hour(s) | 1.5 hour(s) | Marshall Minor III recharge faster than Poly - Plantronics Backbeat FIT 3150. |
| Included Qty | 2 | - |
| OTHERS | Poly - Plantronics Backbeat FIT 3150 | Marshall Minor III |
|---|
| Included Accessories | USB charging cable, charging case (740 mAh) | Charging case | |
|---|---|---|---|
| Compliant Standards | - | IPX4 | |
| Service & Support | Limited warranty - parts and labour - 1 year | - |
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