Fitbit Charge vs Fitbit Flex 2

Fitbit Charge Fitbit Flex 2

Basic Info

Wear TypeWristbandWristband
Price$9794$9100Fitbit Flex 2 is 110% cheaper
Ratings

Activity & Fitness

Activity Yes YesBoth track daily activity
Calories Yes YesBoth show estimated calories burned
Sleep Yes YesBoth track sleep pattern
Heart Rate / Pulse No NoBoth don't track heart rate
Distance Yes YesBoth track your stride length
Steps Yes YesBoth track and count your steps
Stairs / Floors Yes NoFitbit Charge has built-in altimeter for elevation feature
Exercise Tagging No NoBoth don't have exercise tagging
Smart Coach No NoBoth don't have coaching feature
Goal Setting Yes YesBoth can help with your goals setting
Inactivity Alertn/a YesFitbit Flex 2 helps you stay active with inactivity alert

Additional Features

GPS No NoBoth don't have built-in GPS support
Compassn/a NoBoth don't have a compass
Watch / Clock Yes YesBoth have watch
Alarm Clock Yes YesBoth have alarm clock
Reminders No YesFitbit Flex 2 has a reminder option
Stopwatch Yes NoFitbit Charge has a stopwatch
Music Playbackn/a NoBoth don't have music playback
ReportsActivity, SleepActivity, Sleep

Smartphone Remote Features

Notifications No YesIf you get a phone notification, Fitbit Flex 2 make an alert for you
Caller ID Yes NoFitbit Charge can notify you who is calling
Music Control No NoBoth don't have phone music control
Call Controln/a NoBoth don't have call control
Camera Controln/a NoBoth don't have camera control
Find Phonen/a NoBoth don't have a find phone feature

Battery

Duration10 days5 daysFitbit Charge battery life is about 2.0 times longer
Battery TypeRechargeable BatteryRechargeable Battery

Physical Specs

Weather Resistance Yes Yes
Waterproof No Yes
IP Ratingn/a5 ATM
Weightn/a24 grams

User Interface

DisplayOLED ScreenLED Lights
Display Sizen/an/a
Screen Resolution n/a n/a
Color Displayn/a No
Touch Screenn/a No

Compatibility

Android Yes YesBoth compatible with Android devices
iOS Yes YesBoth compatible iOS devices
OS X/Mac Yes NoFitbit Charge compatibles with MacBooks and iMacs
Windows Phone Yes YesBoth compatible with Windows Phone devices
Windows Yes YesBoth can help find your smartphone
Web Portal Yes NoFitbit Charge allows you upload and view data on the online portal
Social Featuresn/a NoBoth don't have social features

Connectivity

Bluetooth Yes YesBoth have Bluetooth data transfer technology
Wi-Fi No NoBoth don't have Wi-Fi connection
NFC No NoBoth don't have NFC connectivity
ANT+ No NoBoth don't provide ANT+ wireless technology
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Fitbit Charge

Fitbit Flex 2