Fitbit Flex 2 vs. Amazfit Stratos vs. Fossil Explorist vs. Fitbit Alta HR vs. Garmin Forerunner 45

 
Flex 2
Stratos
Explorist
Alta HR
Forerunner 45
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowFossilExploristRemove Buy NowFitbitAlta HRRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$100$199$255$150$199
Release20162018201820172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days24 hours7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300454 x454128 x 36208 x 208
Sizen/a1.34 inches1.4 inches1.4 inches1.04 inches
Touchn/a
TypeLEDOLEDAMOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSBuilt-in
Apps
Music

All Wearables