Polar M400 vs. Samsung Gear S vs. Fossil Q Reveler vs. Garmin Forerunner 935 vs. Casio WSD-F20A

 
M400
Gear S
Q Reveler
Forerunner 935
WSD-F20A
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowFossilQ RevelerRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy Now

Basic Info

Suggested Price$200$250$125$500$399
Release20142013201520172018

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a7 daysUp to 2 weeks1 day
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a480 x 360n/a240 x 240320 x 320
Sizen/a2 inchesn/a1.2 inches1.32 inches
Touchn/a
Typen/aSuper AMOLEDn/aLCDLCD

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP67IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aWear OS
Apps
Music

All Wearables