Garmin Forerunner 225 vs. Huawei Fit vs. Polar M400 vs. Garmin Forerunner 45 vs. Xiaomi Mi Band 4

 
Forerunner 225
Fit
M400
Forerunner 45
Mi Band 4
 GarminForerunner 225Remove Buy NowHuaweiFitRemove Buy NowPolarM400Remove Buy NowGarminForerunner 45Remove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$300$130$200$199$25
Release20152016201420192019

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks6 days8 hours to 30 days7 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180208 x 208n/a208 x 208120x240
Size1 inch1.04 inchesn/a1.04 inches0.95 inches
Touch
Typen/aMemory LCDn/aLCDAMOLED

Functions

Audio Speaker22n/aAlerts only
Clock
Phonen/a 5 ATM
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP683 ATM5 ATM5 ATM

Notifications

Phonen/a 5 ATM
Emailsn/a
Textsn/an/a

Software

Operating Systemn/an/an/aBuilt-inAMAZFIT OS
Appsn/an/a
Musicn/an/a

All Wearables