Garmin Forerunner 225 vs. Amazfit Stratos vs. Fitbit Alta HR vs. Skagen Falster 2 vs. Amazfit T-Rex

 
Forerunner 225
Stratos
Alta HR
Falster 2
T-Rex
 GarminForerunner 225Remove Buy NowAmazfitStratosRemove Buy NowFitbitAlta HRRemove Buy NowSkagenFalster 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$300$199$150$199$140
Release20152018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days7 days1 day20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 300128 x 36320 x 320360 x 360
Size1 inch1.34 inches1.4 inches1.19 inches1.3 inches
Touch
Typen/aOLEDOLEDOLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aProprietaryWear OSBuild-in
Appsn/a
Musicn/a

All Wearables