Apple Watch Series 3 vs. Casio WSD-F20A vs. Fossil Explorist vs. Fitbit Flex vs. Amazfit GTS

 
Watch Series 3
WSD-F20A
Explorist
Flex
GTS
 AppleWatch Series 3Remove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$329$399$255$100$150
Release20172018201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day24 hours5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320454 x454NA348 x 442
Size1.5 inches or 1.65 inches1.32 inches1.4 inchesNA1.65 inches
TouchNA
TypeAMOLEDLCDAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Wear OSWear OSNAWear OS
Apps
Music

All Wearables