Polar M400 vs. Withings Steel HR vs. Misfit Flash vs. Misfit Ray vs. Apple Watch Series 2

 
M400
Steel HR
Flash
Ray
Watch Series 2
 PolarM400Remove Buy NowWithingsSteel HRRemove Buy NowMisfitFlashRemove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy Now

Basic Info

Suggested Price$200$180$30$100$269
Release20142016201420162016

Activity & Fitness

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

Battery

Duration8 hours to 30 days25 days6 months6 months18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

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

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM3 ATM5 ATM5ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/an/aWatch OS
Apps
Music

All Wearables