Polar M400 vs. Withings Steel HR vs. Misfit Ray vs. Apple Watch Series 2 vs. Casio G-Shock GBA800

 
M400
Steel HR
Ray
Watch Series 2
G-Shock GBA800
 PolarM400Remove Buy NowWithingsSteel HRRemove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy NowCasioG-Shock GBA800Remove Buy Now

Basic Info

Suggested Price$200$180$100$269$120
Release20142016201620162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days25 days6 months18 hours2 years
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a340 x 272 or 390 x 312
Sizen/an/an/a1.5 inches or 1.65 inches
Touchn/a
Typen/an/aLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM5 ATM5ATM20 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OS
Apps
Music

All Wearables