Garmin Forerunner 225 vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Flex vs. Fossil Gen 5 Smartwatch Carlyle

 
Forerunner 225
Forerunner 935
645 Music
Flex
Gen 5 Smartwatch Carlyle
 GarminForerunner 225Remove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$300$500$450$100$295
Release20152017201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeksUp to 2 weeks7 days5 days1 day
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 240NA328 x 328
Size1 inch1.2 inches1.2 inchesNA1.3 inches
TouchNA
Typen/aLCDMIPLEDAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM1 ATM3 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNAWear OS
Appsn/a
Musicn/a

All Wearables