Polar M400 vs. Samsung Gear S2 vs. Misfit Ray vs. Polar Loop 2 vs. Polar Loop

 
M400
Gear S2
Ray
Loop 2
Loop
 PolarM400Remove Buy NowSamsungGear S2Remove Buy NowMisfitRayRemove Buy NowPolarLoop 2Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$300$100$120$100
Release20142015201620152013

Activity & Fitness

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

Battery

Duration8 hours to 30 days2-3 days6 months8 days (without notifications)5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 360n/an/aNA
Sizen/a1.2 inchesn/an/aNA
Touchn/a
Typen/aSuper AMOLEDLEDLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP685 ATM2 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenn/an/aNA
Apps
Music

All Wearables