Garmin Forerunner 225 vs. Pebble Steel vs. Casio WSD-F20A vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Forerunner 225
Steel
WSD-F20A
Flex
Vivosmart 4
 GarminForerunner 225Remove Buy NowPebbleSteelRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$300$150$399$100$130
Release20152014201820132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5-7 days1 day5 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180168 x 144320 x 320NA48 x 128
Size1 inch1.26 inches1.32 inchesNA0.74 inches
TouchNA
Typen/ae-paperLCDLEDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aPebble OSWear OSNA
Appsn/a
Musicn/a

All Wearables