Huawei Watch 2 vs. Casio G-Shock GBA800 vs. Garmin 645 Music vs. Garmin Forerunner 45

 
Watch 2
G-Shock GBA800
645 Music
Forerunner 45
 HuaweiWatch 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$350$120$450$199
Release2017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours2 years7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 480240 x 240208 x 208
Size1.38 inches1.2 inches1.04 inches
Touch
TypeP-OLEDMIPLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6820 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wear 2Built-in
Apps
Music

All Wearables