Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. Amazfit Verge vs. Garmin Forerunner 45

 
Flex 2
G-Shock GBA800
Alta HR
Verge
Forerunner 45
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitVergeRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$120$150$160$199
Release20162018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 36454x454208 x 208
Sizen/a1.4 inches1.39 inches1.04 inches
Touchn/a
TypeLEDOLEDOMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAMAZFIT OSBuilt-in
Apps
Music

All Wearables