Fitbit Alta HR vs. Fitbit Flex vs. Apple Watch Series 5 vs. Fossil Gen 5 Smartwatch Carlyle vs. Apple SE

 
Alta HR
Flex
Watch Series 5
Gen 5 Smartwatch Carlyle
SE
 FitbitAlta HRRemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 5Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$150$100$329$295$279
Release20172013201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 daysNot Yet1 day18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 36NA384 x 480328 x 328384 x 480
Size1.4 inchesNA1.78 Inches1.3 inches40mm
TouchNA
TypeOLEDLEDMicroLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance1 ATMNot Yet3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWatchOS 5Wear OSWatchOS 5
Apps
Music

All Wearables