In depth comparison and review of Poly - Plantronics Backbeat FIT 3200 (Left Earbud) and JBL Under Armour Project Rock True Wireless X. 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 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 13 g | - | |
| Colour | Black | Black | |
| Protection | Waterproof, sweat-resistant, IPX5, IP57 | Waterproof, sweat-resistant, IPX7 | |
| Design | Sports | Sports | |
| Recommended Use | Portable electronics | Portable electronics | |
| Bluetooth Range (Operating Distance) | 30 m | - |
| SOUND QUALITY | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Headphones Form Factor | In-ear - over-the-ear mount | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 5.0 | Bluetooth 5.0 | Both headphones have the same Bluetooth version. |
| Bluetooth Profiles | Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) | |
| Noise Isolating | Yes | Yes | Both headphones are equipped with noise isolation. |
| Sound Output Mode | Stereo | Stereo | |
| Sound Effects | Bass Boost | - | |
| Frequency Response | 20 - 20000 Hz | 20 - 22000 Hz | JBL Under Armour Project Rock True Wireless X offer a larger frequency range than Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Total Harmonic Distortion (THD) | <3% | - | |
| Sensitivity | 94 dB | 96 dB/mW | JBL Under Armour Project Rock True Wireless X have higher sensitivity than Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Impedance | - | 14 Ohm | |
| Max Sound Pressure | - | 96 dB | |
| Diaphragm | 13.5 mm | 5.8 mm | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) have a thicker diaphragm than JBL Under Armour Project Rock True Wireless X. |
| Features | - | TalkThru technology, JBL Charged Sound, Ambient Aware |
| MICROPHONE | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | - | -25 dBV/Pascal |
| REMOTE CONTROL | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
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| Controls | Mute, volume control, answer/end, play/pause, next/previous track, voice assistant | - |
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| CABLE | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Cable Type | - | USB-C charge cable - detachable |
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| FEATURES | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Features | Voice alerts | - |
|---|
| BATTERY AND CHARGING | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Battery Type | 2 x headphone battery rechargeable - lithium polymer | 2 x headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 90 mAh | 120 mAh | JBL Under Armour Project Rock True Wireless X have a higher battery capacity than Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Battery Life | 8 hour(s) | 10 hour(s) | JBL Under Armour Project Rock True Wireless X lasts longer on a single charge than the Poly - Plantronics Backbeat FIT 3200 (Left Earbud). |
| Battery Life Details | Continuous playback: up to 8 hours Continuous playback (with included charging case): up to 24 hours |
Continuous talk: up to 10 hours Continuous playback: up to 10 hours Continuous playback (with included charging case): up to 50 hours |
|
| Charging Time | 2 hour(s) | 2 hour(s) | The charging of both headphones last the same time. |
| Included Qty | 2 | 2 |
| OTHERS | Poly - Plantronics Backbeat FIT 3200 (Left Earbud) | JBL Under Armour Project Rock True Wireless X |
|---|
| Included Accessories | - | Carrying case, 3 pairs of ear tips, 3 pairs of EarFins, sticker, USB-C charging cable, charging case (1500 mAh) | |
|---|---|---|---|
| Software Included | - | MapMyRun premium membership (12 months) | |
| Compliant Standards | - | IPX7 |
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