Garmin Forerunner 225 vs. Asus ZenWatch vs. Fitbit Alta HR vs. Apple Series 6

 
Forerunner 225
ZenWatch
Alta HR
Series 6
 GarminForerunner 225Remove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$300$150$150$399
Release2015201420172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksNA7 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180320 x 320128 x 36384 x 480
Size1 inch1.63 inches1.4 inches40mm
Touch
Typen/aAMOLEDOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP55

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid WearWatchOS 5
Appsn/a
Musicn/a

All Wearables