Fitbit Charge 2 vs. Amazfit Cor vs. Fitbit Charge vs. Fitbit Charge 3 vs. Garmin Forerunner 45

 
Charge 2
Cor
Charge
Charge 3
Forerunner 45
 FitbitCharge 2Remove Buy NowAmazfitCorRemove Buy NowFitbitChargeRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$150$79.99$130$150$199
Release20162018201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days12 days7-10 days7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/a80 x 160NA66 x 18208 x 208
Sizen/a1.23 inchesNA.721 inches1.04 inches
Touchn/aNA
TypeOLEDIPS LCDOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuilt-in
Apps
Music

All Wearables