Fitbit Flex 2 vs. Fitbit Alta HR vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Skagen Falster 2

 
Flex 2
Alta HR
Charge 3
Forerunner 45
Falster 2
 FitbitFlex 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowSkagenFalster 2Remove Buy Now

Basic Info

Suggested Price$100$150$150$199$199
Release20162017201820192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 days7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 3666 x 18208 x 208320 x 320
Sizen/a1.4 inches.721 inches1.04 inches1.19 inches
Touchn/a
TypeLEDOLEDOLEDLCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuilt-inWear OS
Apps
Music

All Wearables