Fitbit Alta vs. Fitbit Charge 2 vs. Amazfit Arc vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45

 
Alta
Charge 2
Arc
G-Shock GBA800
Forerunner 45
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowAmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$150$69.99$120$199
Release20162016201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days20 days2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a72 x40208 x 208
Sizen/an/a0.42 inches1.04 inches
Touchn/an/a
TypeOLEDOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/aIP6720 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aBuilt-in
Apps
Music

All Wearables