Polar M400 vs. Apple Watch Series 2 vs. Garmin Fenix 5x Plus vs. LG G Watch vs. Fitbit Flex

 
M400
Watch Series 2
Fenix 5x Plus
G Watch
Flex
 PolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowGarminFenix 5x PlusRemove Buy NowLGG WatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$269$850$230$100
Release20142016201820142013

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours20 days1.5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312240 x 240280 x 280NA
Sizen/a1.5 inches or 1.65 inches1.2 inches1.65 inchesNA
TouchNA
Typen/aAMOLEDMIPIPS LCDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATM10 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSAndroid WearNA
Apps
Music

All Wearables