Fitbit Flex 2 vs. Fitbit Ionic vs. Fitbit Flex vs. Jawbone UP3 vs. Amazfit GTR

 
Flex 2
Ionic
Flex
UP3
GTR
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowFitbitFlexRemove Buy NowJawboneUP3Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$299$100$180$199
Release20162017201320132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days4+ days5 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250NANA454 x 454
Sizen/a1.42NANA1.39 inches
Touchn/aNANA
TypeLEDOLEDLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aFitbit OSNANABuild-in
Apps
MusicNA

All Wearables