Huawei Watch vs. Polar M400 vs. Fitbit Flex 2 vs. Diesel On Full Guard 2.5 vs. Apple SE

 
Watch
M400
Flex 2
On Full Guard 2.5
SE
 HuaweiWatchRemove Buy NowPolarM400Remove Buy NowFitbitFlex 2Remove Buy NowDieselOn Full Guard 2.5Remove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$349$200$100$325$279
Release20152014201620182020

Activity & Fitness

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

Battery

Durationn/a8 hours to 30 days5 days4 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution400 x 400n/an/a454x454384 x 480
Size1.4 inchesn/an/a1.39 inches40mm
Touchn/a
TypeAMOLEDn/aLEDMicroLED

Functions

Audio Speakern/aAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistancen/a3 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/an/aWear OSWatchOS 5
Apps
Musicn/a

All Wearables