Casio WSD-F20A vs. Samsung Gear 2 vs. Samsung Gear Fit2 Pro vs. Huawei Band 2 vs. Amazfit GTR

 
WSD-F20A
Gear 2
Gear Fit2 Pro
Band 2
GTR
 CasioWSD-F20ARemove Buy NowSamsungGear 2Remove Buy NowSamsungGear Fit2 ProRemove Buy NowHuaweiBand 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$399$300$199.99$69.99$199
Release20182014201720172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration1 day2-3 days2 days21 days24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320320 x 320216 x 432128 x 32454 x 454
Size1.32 inches1.63 inches1.5 inches0.91 inches1.39 inches
Touch
TypeLCDSuper AMOLEDAMOLEDPMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSTizen OSTizen OSBuild-in
Apps
Music

All Wearables