Fitbit Charge 2 vs. Garmin Vivosmart HR vs. Amazfit Stratos vs. Garmin Chronos vs. Fitbit Flex

 
Charge 2
Vivosmart HR
Stratos
Chronos
Flex
 FitbitCharge 2Remove Buy NowGarminVivosmart HRRemove Buy NowAmazfitStratosRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$170$199$1500$100
Release20162015201820182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days8 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a160 x 68320 x 300218 x 218NA
Sizen/a1.08 inches1.34 inches1.2 inchesNA
Touchn/aNA
TypeOLEDn/aOLEDMIPLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5 ATM10 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryWear OSNA
Apps
Music

All Wearables