Fitbit Flex 2 vs. Apple Watch Series 2 vs. Fitbit Charge 3 vs. Garmin VivoActive 4 vs. Apple SE

 
Flex 2
Watch Series 2
Charge 3
VivoActive 4
SE
 FitbitFlex 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitCharge 3Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$269$150$349$279
Release20162016201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours7 days8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a340 x 272 or 390 x 31266 x 18260 x 260384 x 480
Sizen/a1.5 inches or 1.65 inches.721 inches1.3ionches40mm
Touchn/a
TypeLEDAMOLEDOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATM5ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSNAWear OSWatchOS 5
Apps
Music

All Wearables