Fitbit Flex 2 vs. Apple Watch Series 5 vs. Garmin Forerunner 45 vs. Garmin VivoActive 4 vs. Apple SE

 
Flex 2
Watch Series 5
Forerunner 45
VivoActive 4
SE
 FitbitFlex 2Remove Buy NowAppleWatch Series 5Remove Buy NowGarminForerunner 45Remove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$100$329$199$349$279
Release20162019201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNot Yet7 days8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a384 x 480208 x 208260 x 260384 x 480
Sizen/a1.78 Inches1.04 inches1.3ionches40mm
Touchn/a
TypeLEDMicroLEDLCDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance5 ATMNot Yet5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatchOS 5Built-inWear OSWatchOS 5
Apps
Music

All Wearables