Polar M400 vs. Fitbit Flex 2 vs. LG Watch Style vs. Mobvoi TicWatch E vs. Garmin VivoActive 4

 
M400
Flex 2
Watch Style
TicWatch E
VivoActive 4
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowLGWatch StyleRemove Buy NowMobvoiTicWatch ERemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$100$249$159$349
Release20142016201720172019

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days1.5-2 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a360 x 360400 x 400260 x 260
Sizen/an/a1.2 inches1.4 inches1.3ionches
Touchn/a
Typen/aLEDP-OLEDOLEDMIP

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATMIP67IP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid Wear 2Android Wear 2.0Wear OS
Apps
Music

All Wearables