Polar M400 vs. Samsung Gear S vs. Misfit Ray vs. Apple Watch Series 2 vs. Fitbit Alta HR

 
M400
Gear S
Ray
Watch Series 2
Alta HR
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowMisfitRayRemove Buy NowAppleWatch Series 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$250$100$269$150
Release20142013201620162017

Activity & Fitness

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

Battery

Duration8 hours to 30 daysn/a6 months18 hours7 days
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/a480 x 360n/a340 x 272 or 390 x 312128 x 36
Sizen/a2 inchesn/a1.5 inches or 1.65 inches1.4 inches
Touchn/a
Typen/aSuper AMOLEDLEDAMOLEDOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP675 ATM5ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/aWatch OS
Apps
Music

All Wearables