Garmin Forerunner 225 vs. Polar M400 vs. Fitbit Flex 2 vs. Asus VivoWatch vs. Huawei Band 2

 
Forerunner 225
M400
Flex 2
VivoWatch
Band 2
 GarminForerunner 225Remove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowAsusVivoWatchRemove Buy NowHuaweiBand 2Remove Buy Now

Basic Info

Suggested Price$300$200$100$160$69.99
Release20152014201620182017

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks8 hours to 30 days5 days24 hours to 10 days21 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution180 x 180n/an/a128 x 128128 x 32
Size1 inchn/an/aNA0.91 inches
Touchn/a
Typen/an/aLEDNAPMOLED

Functions

Audio Speaker22Alerts only
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP675 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aKoodOS
Appsn/a
Musicn/a

All Wearables