Apple Watch Series 3 vs. Huawei Watch 2 vs. Casio G-Shock GBA800 vs. Samsung Gear 2 vs. Fitbit Flex

 
Watch Series 3
Watch 2
G-Shock GBA800
Gear 2
Flex
 AppleWatch Series 3Remove Buy NowHuaweiWatch 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowSamsungGear 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$329$350$120$300$100
Release20172017201820142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration18 hours48 hours2 years2-3 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312480 x 480320 x 320NA
Size1.5 inches or 1.65 inches1.38 inches1.63 inchesNA
TouchNA
TypeAMOLEDP-OLEDSuper AMOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP6820 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4Android Wear 2Tizen OSNA
Apps
Music

All Wearables