Jawbone UP4
Quick details
Released
June 2015
Display Screenless
Battery life Up to 7 days
Water resistance Splash resistant
GPS No
Sensors Accelerometer, bioimpedance electrodes, skin and ambient temperature
Technical specifications
General
Release date 2015-06
Product type Fitness tracker
Display type None
Display size None
Display resolution None
Display brightness None
Display protection None
Battery Rechargeable battery
Battery life Up to 7 days
Sensors
GNSS type None
GPS No
Accelerometer Yes
Optical heart rate No
Electrical heart rate No (bioimpedance sensing, not ECG)
Temperature Yes (skin and ambient)
Health & activity tracking
Steps Yes
Distance Yes
Calories burned Yes
Sleep Yes
Heart rate Yes (bioimpedance-based resting/passive HR)
Skin temperature Yes
Daily smart features
Bluetooth Yes
Wi-Fi No
NFC / connected pay Yes (American Express contactless payments in supported US launch program)
Cellular No
These technical specs are correct to the best of our knowledge at the time of publishing.
