Apple Watch Series 3 vs. Fitbit Alta vs. Fitbit Charge 2 vs. Apple Watch Series 2 vs. Garmin Forerunner 45

 
Watch Series 3
Alta
Charge 2
Watch Series 2
Forerunner 45
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$329$130$150$269$199
Release20172016201620162019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 days18 hours7 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/an/a340 x 272 or 390 x 312208 x 208
Size1.5 inches or 1.65 inchesn/an/a1.5 inches or 1.65 inches1.04 inches
Touchn/an/a
TypeAMOLEDOLEDOLEDAMOLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/an/a5ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aWatch OSBuilt-in
Apps
Music

All Wearables