Fitbit Alta vs. Fitbit Charge 2 vs. Apple Watch vs. Casio G-Shock GBA800 vs. Garmin Chronos

 
Alta
Charge 2
Watch
G-Shock GBA800
Chronos
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowAppleWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminChronosRemove Buy Now

Basic Info

Suggested Price$130$150$349$120$1500
Release20162016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days18 hours2 years8 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312218 x 218
Sizen/an/a1.5 inches or 1.65 inches1.2 inches
Touchn/an/a
TypeOLEDOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/an/aIPX720 ATM10 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWear OS
Apps
Music

All Wearables