Garmin Forerunner 225 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Flex vs. Apple SE

 
Forerunner 225
Forerunner 935
645 Music
Flex
SE
 GarminForerunner 225Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$300$500$450$100$279
Release20152017201820132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksUp to 2 weeks7 days5 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180240 x 240240 x 240NA384 x 480
Size1 inch1.2 inches1.2 inchesNA40mm
TouchNA
Typen/aLCDMIPLEDMicroLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM5 ATM5 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNAWatchOS 5
Appsn/a
Musicn/a

All Wearables