Polar M400 vs. Apple Watch Series 2 vs. Garmin Forerunner 235 vs. LG Watch Urbane vs. Fitbit Flex

 
M400
Watch Series 2
Forerunner 235
Watch Urbane
Flex
 PolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 235Remove Buy NowLGWatch UrbaneRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$269$299.99$245$100
Release20142016201720152013

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours9 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-FiNA

Display

Color
Resolutionn/a340 x 272 or 390 x 312215 x 180320 x 320NA
Sizen/a1.5 inches or 1.65 inches1.23 inches1.3 inchesNA
TouchNA
Typen/aAMOLEDMIPP-OLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATM5 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSAndroid WearNA
Apps
Music

All Wearables