Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Apple SE

 
Flex 2
Vivosmart HR
Forerunner 935
WSD-F20A
SE
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$170$500$399$279
Release20162015201720182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 daysUp to 2 weeks1 day18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68240 x 240320 x 320384 x 480
Sizen/a1.08 inches1.2 inches1.32 inches40mm
Touchn/a
TypeLEDn/aLCDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWear OSWatchOS 5
Apps
Music

All Wearables