In depth comparison and review of JBL Under Armour True Wireless Flash and Huawei FreeBuds 4. 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 | Huawei FreeBuds 4 |
|---|
| Product Type | True wireless earphones - Bluetooth - wireless | True wireless earphones - Bluetooth - wireless | |
|---|---|---|---|
| Weight | 16 g | - | |
| Dimensions & Weight Details | - | Charging case: 5.8 cm x 5.8 cm x 2.12 cm / 38 g Earbud: 1.68 cm x 1.85 cm x 4.14 cm / 4.1 g |
|
| Colour | Black | Ceramic white | Silver frost | |
| Protection | Waterproof, sweat-resistant, IPX7 | Splashproof, dust-resistant, water-resistant | |
| Design | Sports | - | |
| Recommended Use | Portable electronics | Portable electronics | |
| High-Resolution Audio | - | Yes |
| SOUND QUALITY | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| Headphones Form Factor | In-ear | In-ear | |
|---|---|---|---|
| Connectivity Technology | Wireless | Wireless | |
| Wireless Technology | Bluetooth | Bluetooth | |
| Bluetooth Version | Bluetooth 4.2 | Bluetooth 5.2 | Huawei FreeBuds 4 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) | |
| Bluetooth Audio Codec | - | SBC, AAC | |
| Active Noise Cancelling | - | Yes | Huawei FreeBuds 4 are equipped with active noice cancellation. |
| Sound Output Mode | Stereo | Stereo | |
| Frequency Response | 20 - 22000 Hz | 20 - 20000 Hz | JBL Under Armour True Wireless Flash offer a larger frequency range than Huawei FreeBuds 4. |
| Sensitivity | 95 dB | - | |
| Impedance | 14 Ohm | - | |
| Max Sound Pressure | 113 dB | - | |
| Diaphragm | 5.8 mm | 14.3 mm | Huawei FreeBuds 4 have a thicker diaphragm than JBL Under Armour True Wireless Flash. |
| Features | TalkThru technology, JBL Charged Sound, Ambient Aware | - |
| MICROPHONE | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| Form Factor | Built-in | Built-in | |
|---|---|---|---|
| Noise Cancelling | - | Yes | Huawei FreeBuds 4 microphone can cancel out ambient noise. |
| Sensitivity | -25 dBV/Pascal | - |
| REMOTE CONTROL | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| Controls | Power on/off, answer/end, microphone on/mute, play/pause, next/previous track, reject call, voice assistant, TalkThru button | Swipe control |
|---|
| FEATURES | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| Features | True wireless | - | |
|---|---|---|---|
| Intelligent Assistant | Siri, Google Now | - | |
| Sensors | - | Wear sensor |
| BATTERY AND CHARGING | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| Battery Type | 2 x headphone battery rechargeable - lithium polymer | Headphone battery rechargeable - lithium polymer | |
|---|---|---|---|
| Battery Capacity | 85 mAh | 30 mAh | JBL Under Armour True Wireless Flash have a higher battery capacity than Huawei FreeBuds 4. |
| Battery Life | 5 hour(s) | 4 hour(s) | JBL Under Armour True Wireless Flash lasts longer on a single charge than the Huawei FreeBuds 4. |
| Battery Life Details | - | Continuous playback (active noise-cancelling off): up to 4 hours Continuous playback (active noise-cancelling on): up to 2.7 hours Continuous playback (active noise-cancelling off) (with included charging case): up to 22 hours Continuous playback (active noise-cancelling on) (with included charging case): up to 14 hours Continuous talk (active noise-cancelling off): up to 2.3 hours Continuous talk (active noise-cancelling on): up to 2 hours |
|
| Charging Time | 2 hour(s) | 1 hour(s) | Huawei FreeBuds 4 recharge faster than JBL Under Armour True Wireless Flash. |
| Included Qty | 2 | - |
| OTHERS | JBL Under Armour True Wireless Flash | Huawei FreeBuds 4 |
|---|
| 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) | USB-C charging cable, charging case (410 mAh) | |
|---|---|---|---|
| Software Included | MapMyRun premium membership (12 months) | - | |
| Compliant Standards | IPX7 | RoHS, halogen-free, IPX4 | |
| Service & Support | Limited warranty - 1 year | - |
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