Fitbit Charge 2 vs. Amazfit Stratos vs. Fitbit Flex vs. Garmin Vivofit 4 vs. Apple SE

 
Charge 2
Stratos
Flex
Vivofit 4
SE
 FitbitCharge 2Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$150$199$100$79.95$279
Release20162018201320182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days1 year18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300NA88 x 88384 x 480
Sizen/a1.34 inchesNANA40mm
Touchn/aNA
TypeOLEDOLEDLEDNAMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNAWatchOS 5
Apps
Music

All Wearables