Fitbit Alta vs. Amazfit Stratos vs. Casio WSD-F20A vs. Apple Watch Series 5 vs. Apple SE

 
Alta
Stratos
WSD-F20A
Watch Series 5
SE
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowCasioWSD-F20ARemove Buy NowAppleWatch Series 5Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$130$199$399$329$279
Release20162018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days1 dayNot Yet18 hours
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320384 x 480384 x 480
Sizen/a1.34 inches1.32 inches1.78 Inches40mm
Touchn/a
TypeOLEDOLEDLCDMicroLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a5 ATM5 ATMNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryWear OSWatchOS 5WatchOS 5
Apps
Music

All Wearables