Polar M400 vs. Polar A360 vs. Sony SmartBand 2 vs. Samsung Galaxy Watch vs. Polar Loop

 
M400
A360
SmartBand 2
Galaxy Watch
Loop
 PolarM400Remove Buy NowPolarA360Remove Buy NowSonySmartBand 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$200$130$330$100
Release20142015201520182013

Activity & Fitness

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

Battery

Duration8 hours to 30 days12 days2 days7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 80n/a360 x 360NA
Sizen/a1.18 inchesn/a1.2 inches or 1.3 inchesNA
Touchn/a
Typen/an/an/aAMOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMWR30IP585 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizen OSNA
Apps
MusicSpotify

All Wearables