In depth comparison and review of JBL Under Armour True Wireless Flash 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 | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 16 g | - | |
| Colour | Black | Black | |
| Protection | Waterproof, sweat-resistant, IPX7 | Waterproof, sweat-resistant, IPX7 | |
| Design | Sports | Sports | |
| Recommended Use | Portable electronics | Portable electronics |
| SOUND QUALITY | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.0 | JBL Under Armour Project Rock True Wireless X have a more advanced version of Bluetooth than JBL Under Armour True Wireless Flash. |
| Bluetooth Profiles | Hands-Free Profile (HFP), 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 | JBL Under Armour Project Rock True Wireless X are equipped with a noise isolating function. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | 20 - 22000 Hz | Both headphones offer the same frequency response. |
| Sensitivity | 95 dB | 96 dB/mW | JBL Under Armour Project Rock True Wireless X have higher sensitivity than JBL Under Armour True Wireless Flash. |
| Impedance | 14 Ohm | 14 Ohm | |
| Max Sound Pressure | 113 dB | 96 dB | |
| Diaphragm | 5.8 mm | 5.8 mm | Both headphones are designed with same thick diaphragm. |
| Features | TalkThru technology, JBL Charged Sound, Ambient Aware | TalkThru technology, JBL Charged Sound, Ambient Aware |
| MICROPHONE | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Sensitivity | -25 dBV/Pascal | -25 dBV/Pascal |
| REMOTE CONTROL | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Controls | Power on/off, answer/end, microphone on/mute, play/pause, next/previous track, reject call, voice assistant, TalkThru button | - |
|---|
| CABLE | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Cable Type | - | USB-C charge cable - detachable |
|---|
| FEATURES | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Features | True wireless | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Now | - |
| BATTERY AND CHARGING | JBL Under Armour True Wireless Flash | 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 | 85 mAh | 120 mAh | JBL Under Armour Project Rock True Wireless X have a higher battery capacity than JBL Under Armour True Wireless Flash. |
| Battery Life | 5 hour(s) | 10 hour(s) | JBL Under Armour Project Rock True Wireless X lasts longer on a single charge than the JBL Under Armour True Wireless Flash. |
| Battery Life Details | - | 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 | JBL Under Armour True Wireless Flash | JBL Under Armour Project Rock True Wireless X |
|---|
| Included Accessories | 3 pairs of ear tips (small, medium, large), micro-USB charging cable, 3 pairs of wing tips (small, medium, large), charging case (1500 mAh) | 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) | MapMyRun premium membership (12 months) | |
| Compliant Standards | IPX7 | IPX7 | |
| Service & Support | Limited warranty - 1 year | - |
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