Fitbit Flex 2 vs. Amazfit Stratos vs. Casio WSD-F20A vs. Fitbit Flex vs. Garmin Vivosmart HR Plus

 
Flex 2
Stratos
WSD-F20A
Flex
Vivosmart HR Plus
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart HR PlusRemove Buy Now

Basic Info

Suggested Price$100$199$399$100$179
Release20162018201820132017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300320 x 320NA160 x 68
Sizen/a1.34 inches1.32 inchesNA0.5 inches x 0.8 inches
Touchn/aNA
TypeLEDOLEDLCDLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSNANA
Apps
Music

All Wearables