Polar M400 vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Fossil Explorist vs. Misfit Speedo Shine

 
M400
Watch Series 2
WSD-F20A
Explorist
Speedo Shine
 PolarM400Remove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowFossilExploristRemove Buy NowMisfitSpeedo ShineRemove Buy Now

Basic Info

Suggested Price$200$269$399$255$80
Release20142016201820182015

Activity & Fitness

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

Battery

Duration8 hours to 30 days18 hours1 day24 hours6 months
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a340 x 272 or 390 x 312320 x 320454 x454NA
Sizen/a1.5 inches or 1.65 inches1.32 inches1.4 inchesNA
TouchNA
Typen/aAMOLEDLCDAMOLEDNA

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5ATM5 ATMIP675 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSWear OSWear OSNA
Apps
Music

All Wearables