Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Fitbit Versa vs. Fitbit Alta HR vs. Apple SE

 
Flex 2
G-Shock GBA800
Versa
Alta HR
SE
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitVersaRemove Buy NowFitbitAlta HRRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$120$199.99$150$279
Release20162018201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years4 days7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a300 x300128 x 36384 x 480
Sizen/a1.34 inches1.4 inches40mm
Touchn/a
TypeLEDOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM20 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5
Apps
Music

All Wearables