Apple Watch vs. Casio WSD-F20A vs. Amazfit GTR vs. HTC re Grip

 
Watch
WSD-F20A
GTR
re Grip
 AppleWatchRemove Buy NowCasioWSD-F20ARemove Buy NowAmazfitGTRRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$349$399$199$199
Release2015201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours1 day24 days5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 320454 x 454160 x 32
Size1.5 inches or 1.65 inches1.32 inches1.39 inches1.8 inches
Touch
TypeAMOLEDLCDAMOLEDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemWatch OSWear OSBuild-inNA
Apps
Music

All Wearables