Garmin Forerunner 735XT vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Asus ZenWatch vs. Fitbit Alta HR

 
Forerunner 735XT
Flex 2
Ionic
ZenWatch
Alta HR
 GarminForerunner 735XTRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$450$100$299$150$150
Release20162016201720142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days5 days4+ daysNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution215 x 180n/a348x250320 x 320128 x 36
Size1.23 inchesn/a1.421.63 inches1.4 inches
Touchn/an/a
Typen/aLEDOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM50mIP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aFitbit OSAndroid Wear
Apps
Music

All Wearables