Polar M400 vs. Garmin Fenix 5 vs. LG Watch Style vs. Garmin Fenix 5x Plus vs. Fitbit Flex

 
M400
Fenix 5
Watch Style
Fenix 5x Plus
Flex
 PolarM400Remove Buy NowGarminFenix 5Remove Buy NowLGWatch StyleRemove Buy NowGarminFenix 5x PlusRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$599.99$249$850$100
Release20142017201720182013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 Weeks20 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240360 x 360240 x 240NA
Sizen/a1.2 inches1.2 inches1.2 inchesNA
TouchNA
Typen/anaP-OLEDMIPLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM10 ATMIP6710 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2Wear OSNA
Apps
Music

All Wearables