Garmin Vivoactive vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Fitbit Flex vs. Garmin Forerunner 45

 
Vivoactive
Stratos
G-Shock GBA800
Flex
Forerunner 45
 GarminVivoactiveRemove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$250$199$120$100$199
Release20152018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days2 years5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution205 x 148320 x 300NA208 x 208
Size1.38 inches1.34 inchesNA1.04 inches
TouchNA
TypeLCDOLEDLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNABuilt-in
Apps
Music

All Wearables