Polar M400 vs. Samsung Gear S2 vs. Moov Now vs. Apple Watch vs. Garmin Forerunner 45

 
M400
Gear S2
Now
Watch
Forerunner 45
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowMoovNowRemove Buy NowAppleWatchRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$200$300$79$349$199
Release20142015201520152019

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days6 months18 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolutionn/a360 x 360n/a340 x 272 or 390 x 312208 x 208
Sizen/a1.2 inchesn/a1.5 inches or 1.65 inches1.04 inches
Touchn/a
Typen/aSuper AMOLEDn/aAMOLEDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance3 ATMIP68n/aIPX75 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aWatch OSBuilt-in
Apps
Music

All Wearables