Fitbit Surge
TFT screen (monochrome), accelerometer, pedometer, heart rate monitor, working time up to 5 days
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Brand history
Smart watches and bracelets
Fitbit Charge HR
the OLED screen (monochrome), accelerometer, pedometer, heart rate monitor, working time up to 5 days
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Fitbit Charge
the OLED screen (monochrome), accelerometer, pedometer, working time up to 1 week
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Fitbit Force
support Android/iOS/Mac OS X/Windows, accelerometer, pedometer, time from 1 week to 1 week, 3 days
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Fitbit Flex
support Android/iOS/Mac OS X/Windows, accelerometer, pedometer, working time up to 5 days
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