Garmin Forerunner 935 vs. Casio WSD-F20A vs. Fitbit Flex vs. Jaybird Reign

 
Forerunner 935
WSD-F20A
Flex
Reign
 GarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowJaybirdReignRemove Buy Now

Basic Info

Suggested Price$500$399$100$150
Release2017201820132015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 2 weeks1 day5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320NANA
Size1.2 inches1.32 inchesNANA
TouchNANA
TypeLCDLCDLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNA

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSNANA
Apps
Music

All Wearables