Sennheiser CX 150BT vs. JBL Under Armour Project Rock True Wireless X

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Sennheiser CX 150BT and JBL Under Armour Project Rock True Wireless X. 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

Sennheiser CX 150BT vs. JBL Under Armour Project Rock True Wireless X Comparison Chart
DESIGN AND DIMENSIONS Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Weight 12 g -
Colour Black | White Black
Protection - Waterproof, sweat-resistant, IPX7
Design - Sports
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) 10 m -
SOUND QUALITY Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Headphones Form Factor In-ear In-ear
Headphones Technology Dynamic -
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)
Bluetooth Audio Codec SBC, AAC -
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 17 - 20000 Hz 20 - 22000 Hz JBL Under Armour Project Rock True Wireless X offer a larger frequency range than Sennheiser CX 150BT.
Total Harmonic Distortion (THD) 0.5% -
Sensitivity - 96 dB/mW
Impedance 28 Ohm 14 Ohm
Max Sound Pressure 100 dB 96 dB
Diaphragm - 5.8 mm
Features - TalkThru technology, JBL Charged Sound, Ambient Aware
MICROPHONE Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Form Factor - Built-in
Type On-cable -
Microphone Operation Mode Omni-directional -
Sensitivity - -25 dBV/Pascal
REMOTE CONTROL Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Controls 3-button remote -
CABLE Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Cable Type USB-C charge cable USB-C charge cable - detachable
BATTERY AND CHARGING Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Battery Type Headphone battery rechargeable 2 x headphone battery rechargeable - lithium polymer
Battery Capacity - 120 mAh
Battery Life 10 hour(s) 10 hour(s) Both headphones last the same amount of time on a single charge.
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)
Included Qty - 2
OTHERS Sennheiser CX 150BT JBL Under Armour Project Rock True Wireless X
Included Accessories 4 pairs of ear tips (XS, S,M, L) 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
Service & Support Limited warranty - 2 years -
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