Polar M400 vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Casio WSD-F20A vs. LG Watch Urbane LTE

 
M400
Flex 2
Vivosmart HR
WSD-F20A
Watch Urbane LTE
 PolarM400Remove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowCasioWSD-F20ARemove Buy NowLGWatch Urbane LTERemove Buy Now

Basic Info

Suggested Price$200$100$170$399$189
Release20142016201520182015

Activity & Fitness

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

Battery

Duration8 hours to 30 days5 days5 days1 dayn/a
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 68320 x 320320 x 320
Sizen/an/a1.08 inches1.32 inches1.3 inches
Touchn/a
Typen/aLEDn/aLCDP-OLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWear OSLG Wearable Platform
Apps
Music

All Wearables