Apple Watch Series 3 vs. Fitbit Alta vs. Fitbit Ionic vs. Casio G-Shock GBA800 vs. Garmin Forerunner 45

 
Watch Series 3
Alta
Ionic
G-Shock GBA800
Forerunner 45
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$329$130$299$120$199
Release20172016201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days4+ days2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a348x250208 x 208
Size1.5 inches or 1.65 inchesn/a1.421.04 inches
Touchn/a
TypeAMOLEDOLEDOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a50m20 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/aFitbit OSBuilt-in
Apps
Music

All Wearables