SOUL RUN FREE PRO HD vs. Sennheiser CX True Wireless

Headphones Comparison, Reviews and Tests

In depth comparison and review of SOUL RUN FREE PRO HD and Sennheiser CX True Wireless. 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.

Headphones Specifications Comparison

SOUL RUN FREE PRO HD vs. Sennheiser CX True Wireless Comparison Chart
DESIGN AND DIMENSIONS SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Height 1.7 cm -
Width 1.9 cm -
Depth 3.2 cm -
Weight 15 g -
Dimensions & Weight Details - Earbud: 6 g
Charging case: 5.9 cm x 4.23 cm x 3.38 cm / 37 g
Colour Blue Black | White
Earpad Material Memory foam -
Protection Waterproof, sweat-resistant Splashproof, IPX4
Design Sports -
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) 10.1 m -
SOUND QUALITY SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Headphones Form Factor In-ear In-ear
Headphones Technology Balanced armature Dynamic
Ear Cups Type - Closed
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.0 EDR Bluetooth 5.2 Sennheiser CX True Wireless have a more advanced version of Bluetooth than SOUL RUN FREE PRO HD.
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, aptX
Noise Isolating - Yes Sennheiser CX True Wireless are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects - Bass Boost
Frequency Response 20 - 20000 Hz 5 - 21000 Hz Sennheiser CX True Wireless offer a larger frequency range than SOUL RUN FREE PRO HD.
Total Harmonic Distortion (THD) - <0.08%
Sensitivity - 110 dB
Impedance - 16 Ohm
Max Sound Pressure - 110 dB
Diaphragm - 7 mm
Simultaneously Connectable Devices Qty (Multipoint) - 1
Features - TrueResponse technology
In-Cord Volume Control Yes -
MICROPHONE SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Form Factor - Built-in
Type On-cable -
Frequency Response - 100 - 10000 Hz
Microphones Included - 4
REMOTE CONTROL SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Controls Volume control -
CABLE SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Cable Type USB charge cable - detachable
Headphones cable - reflective
USB-C charge cable - detachable - 25 cm
FEATURES SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Features - Touch control
Internet of Things (IoT) Compatible - Yes
Voice Control - Indirect
Intelligent Assistant - Siri, Google Assistant
BATTERY AND CHARGING SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Battery Type Headphone battery rechargeable - lithium polymer Headphone battery rechargeable - Lithium Ion
Battery Capacity - 60 mAh
Battery Life 12 hour(s) 9 hour(s) SOUL RUN FREE PRO HD lasts longer on a single charge than the Sennheiser CX True Wireless.
Battery Life Details - Continuous playback (50% volume): up to 9 hours
Continuous playback (with included charging case): up to 27 hours
Charging Time - 1.5 hour(s)
Included Qty - 2
OTHERS SOUL RUN FREE PRO HD Sennheiser CX True Wireless
Included Accessories Carrying case, cable clip, 2 pairs of foam ear tips, 4 pairs of ear tips (XS, small, medium, large), 2 pairs of ear locks 4 pairs of earpads (extra small, small, medium, large), charging case (400 mAh)
Compliant Standards - Bluetooth Class 1
Service & Support Limited warranty - 1 year -
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