Fitbit Flex 2 vs. Amazfit Cor vs. Fitbit Flex vs. Jawbone UP4 vs. Garmin Forerunner 45

 
Flex 2
Cor
Flex
UP4
Forerunner 45
 FitbitFlex 2Remove Buy NowAmazfitCorRemove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$79.99$100$200$199
Release20162018201320152019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days5 daysNA7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a80 x 160NANA208 x 208
Sizen/a1.23 inchesNANA1.04 inches
Touchn/aNANA
TypeLEDIPS LCDLEDNALCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuilt-in
Apps
MusicNA

All Wearables