Casio WSD-F20A vs. Samsung Gear 2 vs. Samsung Gear Fit2 Pro vs. Amazfit GTR vs. Apple Watch 7

 
WSD-F20A
Gear 2
Gear Fit2 Pro
GTR
Watch 7
 CasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy NowSamsungGear Fit2 ProRemove Buy NowAmazfitGTRRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$399$300$199.99$199$429
Release20182014201720192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration1 day2-3 days2 days24 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320216 x 432454 x 454396 x 484
Size1.32 inches1.63 inches1.5 inches1.39 inches1.9 inches
Touch
TypeLCDSuper AMOLEDAMOLEDAMOLEDMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSTizen OSBuild-inWatchOS 8
Apps
Music

All Wearables