JBL Endurance RUNBT vs. KEF Mu3

Headphones Comparison, Reviews and Tests

Side by side comparison and review of JBL Endurance RUNBT and KEF Mu3. 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 Endurance RUNBT vs. KEF Mu3 Comparison Chart
DESIGN AND DIMENSIONS JBL Endurance RUNBT KEF Mu3
Product Type Earphones - Bluetooth - wireless True wireless earphones - Bluetooth - wireless
Weight 19.7 g -
Dimensions & Weight Details - Earbud: 1.75 cm x 2.63 cm x 2.45 cm / 5.8 g
Charging case: 6.2 cm x 5.2 cm x 3.35 cm / 46.8 g
Colour Red | Black | Green Silver grey
Earpad Material Silicone -
Protection Sweat-resistant, IPX5 Splashproof
Design Sports -
Recommended Use Portable electronics Portable electronics
Bluetooth Range (Operating Distance) - 10 m
SOUND QUALITY JBL Endurance RUNBT KEF Mu3
Headphones Form Factor In-ear In-ear
Connectivity Technology Wireless Wireless
Wireless Technology Bluetooth Bluetooth
Bluetooth Version Bluetooth 4.1 Bluetooth 5.0 KEF Mu3 have a more advanced version of Bluetooth than JBL Endurance RUNBT.
Bluetooth Profiles Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP) -
Bluetooth Audio Codec - SBC, AAC
Active Noise Cancelling - Yes KEF Mu3 are equipped with active noice cancellation.
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Max Input Power 15 mW 5 mW
Sensitivity 102 dB 104 dB/mW KEF Mu3 have higher sensitivity than JBL Endurance RUNBT.
Impedance 16 Ohm 16 Ohm
Diaphragm 8 mm 8.2 mm KEF Mu3 have a thicker diaphragm than JBL Endurance RUNBT.
Features Magnetic ear buds, TwistLock technology, FlexSoft, Fliphook -
MICROPHONE JBL Endurance RUNBT KEF Mu3
Form Factor - Built-in
Type On-cable -
REMOTE CONTROL JBL Endurance RUNBT KEF Mu3
Controls Volume, power on/off, answer/end, play/pause, next/previous track, voice assistant Multiple function button
CABLE JBL Endurance RUNBT KEF Mu3
Cable Length 62 cm -
FEATURES JBL Endurance RUNBT KEF Mu3
Intelligent Assistant Siri, Google Now -
BATTERY AND CHARGING JBL Endurance RUNBT KEF Mu3
Battery Type Headphone battery rechargeable - lithium polymer Headphone battery rechargeable - Lithium Ion
Battery Capacity 120 mAh 50 mAh JBL Endurance RUNBT have a higher battery capacity than KEF Mu3.
Battery Life 6 hour(s) 9 hour(s) KEF Mu3 lasts longer on a single charge than the JBL Endurance RUNBT.
Battery Life Details Continuous playback: up to 6 hours
Continuous talk: up to 6 hours
Continuous playback (noise cancelling ON): up to 9 hours
Continuous playback (with included charging case): up to 24 hours
Charging Time 2 hour(s) -
Included Qty - 2
OTHERS JBL Endurance RUNBT KEF Mu3
Included Accessories USB charging cable, 3 pairs of silicone ear tips (small, medium, large), 1 pair of enhancers 4 pairs of silicone ear tips, USB-C charging cable, charging case (350 mAh)
Compliant Standards IPX5 IPX5
Service & Support Limited warranty - 1 year -
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