Garmin Fenix 3 vs. Garmin Forerunner 735XT vs. Asus ZenWatch vs. Fitbit Alta HR vs. Fitbit Flex

 
Fenix 3
Forerunner 735XT
ZenWatch
Alta HR
Flex
 GarminFenix 3Remove Buy NowGarminForerunner 735XTRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$500$450$150$150$100
Release20152016201420172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration50 hours to 6 weeks14 hours to 11 daysNA7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/an/aNA
Windowsn/an/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218215 x 180320 x 320128 x 36NA
Size1.2 inches1.23 inches1.63 inches1.4 inchesNA
Touchn/aNA
TypeChroma LEDn/aAMOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATM5 ATMIP551 ATM

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid WearNA
Apps
Music

All Wearables