Garmin Forerunner 225 vs. Polar M400 vs. Xiaomi Mi Band 2 vs. Asus ZenWatch

 
Forerunner 225
M400
Mi Band 2
ZenWatch
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowXiaomiMi Band 2Remove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$300$200$23$150
Release2015201420162014

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days20 hoursNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/an/a320 x 320
Size1 inchn/a0.42 inches1.63 inches
Touch
Typen/an/aOLEDAMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATMIP67IP55

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aAndroid Wear
Appsn/a
Musicn/a

All Wearables