Polar M400 vs. Sony SmartWatch 3 vs. Garmin Fenix 5x Plus vs. LG G Watch vs. Fitbit Flex

 
M400
SmartWatch 3
Fenix 5x Plus
G Watch
Flex
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowGarminFenix 5x PlusRemove Buy NowLGG WatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$250$850$230$100
Release20142014201820142013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days20 days1.5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320240 x 240280 x 280NA
Sizen/a1.6 inches1.2 inches1.65 inchesNA
TouchNA
Typen/aTFT LCDMIPIPS LCDLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6810 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSAndroid WearNA
Apps
Music

All Wearables