Apple Watch Series 3 vs. Polar M400 vs. Fitbit Versa 2 vs. Mobvoi TicWatch e2

 
Watch Series 3
M400
Versa 2
TicWatch e2
 AppleWatch Series 3Remove Buy NowPolarM400Remove Buy NowFitbitVersa 2Remove Buy NowMobvoiTicWatch e2Remove Buy Now

Basic Info

Suggested Price$329$200$199$200
Release2017201420192019

Activity & Fitness

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

Battery

Duration18 hours8 hours to 30 days5 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/a300 x 300360 x 360
Size1.5 inches or 1.65 inchesn/a1.34 inches1.2 inches
Touch
TypeAMOLEDn/aAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM3 ATM5 ATMIP68

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aBuild-inWear OS
Apps
Music

All Wearables