Garmin Forerunner 225 vs. Polar M400 vs. Samsung Gear S3 vs. ASUS ZenWatch 3 vs. Garmin Forerunner 45

 
Forerunner 225
M400
Gear S3
ZenWatch 3
Forerunner 45
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowSamsungGear S3Remove Buy NowASUSZenWatch 3Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$300$200$350$229$199
Release20152014201620172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleepn/a
Steps
Swim

Battery

Duration10 hours to 4 weeks8 hours to 30 days4 days48 hours7 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution180 x 180n/a360 x 360400 x 400208 x 208
Size1 inchn/a1.3 inches1.39 inches1.04 inches
Touch
Typen/an/aFullcolor AODAMOLEDLCD

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP685 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aTizenAndroid Wear 2Built-in
Appsn/a
Musicn/a

All Wearables