JBL Under Armour Project Rock True Wireless X vs. JBL TUNE Flex

Headphones Comparison, Reviews and Tests

Side by side comparison and review of JBL Under Armour Project Rock True Wireless X and JBL TUNE Flex. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

JBL Under Armour Project Rock True Wireless X vs. JBL TUNE Flex Comparison Chart
DESIGN AND DIMENSIONS JBL Under Armour Project Rock True Wireless X JBL TUNE Flex
Product Type True wireless earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Dimensions & Weight Details - Charging case: 5.15 cm x 2.93 cm x 4.7 cm / 38.6 g
Earbud: 2.05 cm x 2.02 cm x 3.49 cm / 4.8 g
Colour Black Blue | White | Black | Purple
Protection Waterproof, sweat-resistant, IPX7 -
Design Sports -
Recommended Use Portable electronics Portable electronics
SOUND QUALITY JBL Under Armour Project Rock True Wireless X JBL TUNE Flex
Headphones Form Factor In-ear Ear-bud
Headphones Technology - Dynamic
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 5.0 Bluetooth 5.2 JBL TUNE Flex have a more advanced version of Bluetooth than JBL Under Armour Project Rock True Wireless X.
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)
Active Noise Cancelling - Yes JBL TUNE Flex are equipped with active noice cancellation.
Active Noise Cancelling Technology - Smart Ambient
Noise Isolating Yes - JBL Under Armour Project Rock True Wireless X are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects - Pure Bass
Frequency Response 20 - 22000 Hz 20 - 20000 Hz JBL Under Armour Project Rock True Wireless X offer a larger frequency range than JBL TUNE Flex.
Sensitivity 96 dB/mW 110 dB JBL TUNE Flex have higher sensitivity than JBL Under Armour Project Rock True Wireless X.
Impedance 14 Ohm 32 Ohm
Max Sound Pressure 96 dB -
Diaphragm 5.8 mm 12 mm JBL TUNE Flex have a thicker diaphragm than JBL Under Armour Project Rock True Wireless X.
Features TalkThru technology, JBL Charged Sound, Ambient Aware -
MICROPHONE JBL Under Armour Project Rock True Wireless X JBL TUNE Flex
Form Factor Built-in Built-in
Sensitivity -25 dBV/Pascal -38 dBV/Pascal
CABLE JBL Under Armour Project Rock True Wireless X JBL TUNE Flex
Cable Type USB-C charge cable - detachable USB-C charge cable
BATTERY AND CHARGING JBL Under Armour Project Rock True Wireless X JBL TUNE Flex
Battery Type 2 x headphone battery rechargeable - lithium polymer 2 x headphone battery rechargeable - lithium polymer
Battery Capacity 120 mAh 55 mAh JBL Under Armour Project Rock True Wireless X have a higher battery capacity than JBL TUNE Flex.
Battery Life 10 hour(s) 4.5 hours JBL Under Armour Project Rock True Wireless X lasts longer on a single charge than the JBL TUNE Flex.
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
Continuous playback: up to 32 hours
Continuous playback: up to 4.5 hours
Continuous playback (ANC OFF / Bluetooth): up to 8 hours
Continuous playback (ANC ON / Bluetooth): up to 6 hours
Continuous playback (with included charging case): up to 18 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 Project Rock True Wireless X JBL TUNE Flex
Included Accessories Carrying case, 3 pairs of ear tips, 3 pairs of EarFins, sticker, USB-C charging cable, charging case (1500 mAh) USB-C charging cable, 3 sizes of earhooks, charging case (570 mAh)
Software Included MapMyRun premium membership (12 months) -
Compliant Standards IPX7 IPX4, GFSK, π/4 QPSK, 8DPSK
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