Fitbit Alta vs. Asus ZenWatch vs. Garmin Chronos vs. Fitbit Flex vs. Garmin Forerunner 45

 
Alta
ZenWatch
Chronos
Flex
Forerunner 45
 FitbitAltaRemove Buy NowAsusZenWatchRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$130$150$1500$100$199
Release20162014201820132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysNA8 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320218 x 218NA208 x 208
Sizen/a1.63 inches1.2 inchesNA1.04 inches
Touchn/aNA
TypeOLEDAMOLEDMIPLEDLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIP5510 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/aNA
TextsNA

Software

Operating Systemn/aAndroid WearWear OSNABuilt-in
Apps
Music

All Wearables