Garmin Forerunner 735XT vs. Polar M400 vs. Asus ZenWatch vs. Fitbit Alta HR vs. Polar A370

 
Forerunner 735XT
M400
ZenWatch
Alta HR
A370
 GarminForerunner 735XTRemove Buy NowPolarM400Remove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$450$200$150$150$179.95
Release20162014201420172017

Activity & Fitness

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

Battery

Duration14 hours to 11 days8 hours to 30 daysNA7 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180n/a320 x 320128 x 36160 x 80
Size1.23 inchesn/a1.63 inches1.4 inches1.18 inches
Touchn/a
Typen/an/aAMOLEDOLEDTFT LCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP55WR30

Notifications

Phone
EmailsNA
TextsNA

Software

Operating Systemn/an/aAndroid Wear
Apps
Music

All Wearables