ISOtunes Free Industrial vs. Sennheiser SPORT True Wireless

Headphones Comparison, Reviews and Tests

In depth comparison and review of ISOtunes Free Industrial and Sennheiser SPORT 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

ISOtunes Free Industrial vs. Sennheiser SPORT True Wireless Comparison Chart
DESIGN AND DIMENSIONS ISOtunes Free Industrial Sennheiser SPORT True Wireless
Product Type True wireless earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Dimensions & Weight Details - Charging case: 6.45 cm x 4 cm x 4.16 cm / 41.6 g
Charging case with earphones: 55 g
Earphone: 6.8 g
Colour Safety yellow Black
Protection Dust-resistant, hearing protection, sweat-resistant, water-resistant Splashproof, IP54, dust protection
Recommended Use Portable electronics Portable electronics
SOUND QUALITY ISOtunes Free Industrial Sennheiser SPORT True Wireless
Headphones Form Factor In-ear In-ear
Headphones Technology - Dynamic
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 5.0 Bluetooth 5.2 Sennheiser SPORT True Wireless have a more advanced version of Bluetooth than ISOtunes Free Industrial.
Bluetooth Profiles - Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec aptX SBC, AAC, aptX
Noise Isolating Yes - ISOtunes Free Industrial are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response - 5 - 21000 Hz
Total Harmonic Distortion (THD) - <0.08%
Sensitivity - 110 dB
Diaphragm - 7 mm
Features Built-in volume limiter -
MICROPHONE ISOtunes Free Industrial Sennheiser SPORT True Wireless
Form Factor Built-in Built-in
Frequency Response - 100 - 10000 Hz
CABLE ISOtunes Free Industrial Sennheiser SPORT True Wireless
Cable Type - USB-C charge cable
BATTERY AND CHARGING ISOtunes Free Industrial Sennheiser SPORT True Wireless
Battery Type Headphone battery rechargeable Headphone battery rechargeable - Lithium Ion
Battery Capacity - 55 mAh
Battery Life 7 hour(s) 9 hour(s) Sennheiser SPORT True Wireless lasts longer on a single charge than the ISOtunes Free Industrial.
Battery Life Details Continuous playback: up to 7 hours
Continuous playback (with included charging case): up to 21 hours
Continuous playback: up to 9 hours
Continuous playback (with included charging case): up to 27 hours
Charging Time 1.5 hour(s) 1.5 hour(s) The charging of both headphones last the same time.
OTHERS ISOtunes Free Industrial Sennheiser SPORT True Wireless
Included Accessories Charging case, 3 pairs of foam ear tips, 3 pairs of double flange ear tips (small, medium, large), USB-C charging cable Lanyard, 3 pairs of open type ear tips (small, medium, large), 4 pairs of EarFins, charging case (400 mAh), 3 pairs of closed type ear tips (small, medium, large)
Compliant Standards OSHA, NIOSH -
Service & Support Limited warranty - 1 year
Limited warranty - money back guarantee - 30 days
Limited warranty - 2 years
Other projects: