Detailed comparison and review of Poly - Plantronics Backbeat FIT 3150 and harman/kardon FLY BT. 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 | harman/kardon FLY BT |
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Product Type | True wireless earphones - Bluetooth - wireless | Earphones - Bluetooth - wireless | |
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Weight | 26 g | 17.1 g | harman/kardon FLY BT are lighter than Poly - Plantronics Backbeat FIT 3150 headphones. |
Dimensions & Weight Details | Earbud: 13 g Charging case: 89 g |
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Colour | Black, blue | Black | Black | |
Protection | Waterproof, sweat-resistant, IP57 | - | |
Design | Sports | - | |
Recommended Use | Portable electronics | Portable electronics | |
Bluetooth Range (Operating Distance) | 30 m | - |
SOUND QUALITY | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
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Connectivity Technology | Wireless | Wireless | |
Wireless Technology | Bluetooth | Bluetooth | |
Bluetooth Version | Bluetooth 5.0 | Bluetooth 4.1 | Poly - Plantronics Backbeat FIT 3150 have a more advanced version of Bluetooth than harman/kardon FLY BT. |
Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | 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 | 94 dB/mW | Both headphones offer the same sensitivity. |
Impedance | - | 32 Ohm | |
Diaphragm | 13.5 mm | 8.6 mm | Poly - Plantronics Backbeat FIT 3150 have a thicker diaphragm than harman/kardon FLY BT. |
MICROPHONE | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Form Factor | Built-in | - | |
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Type | - | On-cable |
REMOTE CONTROL | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Controls | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant | Volume, play/pause, next/previous track |
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CABLE | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Cable Type | Micro-USB charge cable - detachable | USB charge cable - detachable |
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FEATURES | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Features | Voice alerts | - |
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BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Battery Type | 2 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - Lithium Ion | |
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Battery Capacity | 90 mAh | 110 mAh | harman/kardon FLY BT have a higher battery capacity than Poly - Plantronics Backbeat FIT 3150. |
Battery Life | 8 hour(s) | 8 hour(s) | Both headphones last the same amount of time on a single charge. |
Battery Life Details | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
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Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
Included Qty | 2 | - |
OTHERS | Poly - Plantronics Backbeat FIT 3150 | harman/kardon FLY BT |
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Included Accessories | USB charging cable, charging case (740 mAh) | Ear tips kit | |
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Service & Support | Limited warranty - parts and labour - 1 year | Limited warranty - 1 year |