Garmin Forerunner 225 vs. ASUS ZenWatch 3 vs. Fitbit Flex vs. Amazfit GTS vs. Apple Watch 7

 
Forerunner 225
ZenWatch 3
Flex
GTS
Watch 7
 GarminForerunner 225Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$229$100$150$429
Release20152017201320192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks48 hours5 days14 days18 Hours
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180400 x 400NA348 x 442396 x 484
Size1 inch1.39 inchesNA1.65 inches1.9 inches
TouchNA
Typen/aAMOLEDLEDAMOLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wear 2NAWear OSWatchOS 8
Appsn/a
Musicn/a

All Wearables