Fitbit Flex 2 vs. Diesel On Full Guard vs. Garmin Chronos vs. Fitbit Alta HR vs. Apple SE

 
Flex 2
On Full Guard
Chronos
Alta HR
SE
 FitbitFlex 2Remove Buy NowDieselOn Full GuardRemove Buy NowGarminChronosRemove Buy NowFitbitAlta HRRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$325$1500$150$279
Release20162017201820172020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day8 days7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a454 x 454218 x 218128 x 36384 x 480
Sizen/a1.4 inches1.2 inches1.4 inches40mm
Touchn/a
TypeLEDOMOLEDMIPOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMIP6710 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0Wear OSWatchOS 5
Apps
Music

All Wearables