Fitbit Alta HR vs. Fitbit Flex vs. Fossil Gen 5 Smartwatch Carlyle vs. Garmin VivoActive 4 vs. Apple SE

 
Alta HR
Flex
Gen 5 Smartwatch Carlyle
VivoActive 4
SE
 FitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$150$100$295$349$279
Release20172013201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days1 day8 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 36NA328 x 328260 x 260384 x 480
Size1.4 inchesNA1.3 inches1.3ionches40mm
TouchNA
TypeOLEDLEDAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance1 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OSWear OSWatchOS 5
Apps
Music

All Wearables