Apple Watch Series 3 vs. Polar M400 vs. Fitbit Charge 3 vs. Garmin Forerunner 45 vs. Mobvoi TicWatch e2

 
Watch Series 3
M400
Charge 3
Forerunner 45
TicWatch e2
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowFitbitCharge 3Remove Buy NowGarminForerunner 45Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$329$200$150$199$200
Release20172014201820192019

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 days7 days7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a66 x 18208 x 208360 x 360
Size1.5 inches or 1.65 inchesn/a.721 inches1.04 inches1.2 inches
Touch
TypeAMOLEDn/aOLEDLCDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aNABuilt-inWear OS
Apps
Music

All Wearables