Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Asus ZenWatch vs. Garmin 645 Music vs. Amazfit GTS

 
Forerunner 225
ZenWatch 3
ZenWatch
645 Music
GTS
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowAsusZenWatchRemove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$229$150$450$150
Release20152017201420182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hoursNA7 days14 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180400 x 400320 x 320240 x 240348 x 442
Size1 inch1.39 inches1.63 inches1.2 inches1.65 inches
Touch
Typen/aAMOLEDAMOLEDMIPAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP555 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid Wear 2Android WearWear OS
Appsn/a
Musicn/a

All Wearables