Garmin Forerunner 225 vs. Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Fitbit Alta HR

 
Forerunner 225
Flex 2
Forerunner 935
WSD-F20A
Alta HR
 GarminForerunner 225Remove Buy NowFitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$100$500$399$150
Release20152016201720182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 daysUp to 2 weeks1 day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/a240 x 240320 x 320128 x 36
Size1 inchn/a1.2 inches1.32 inches1.4 inches
Touchn/a
Typen/aLEDLCDLCDOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OS
Appsn/a
Musicn/a

All Wearables