Polar M400 vs. Sony SmartWatch 3 vs. Fitbit Alta vs. Microsoft Band 2 vs. Misfit Ray

 
M400
SmartWatch 3
Alta
Band 2
Ray
 PolarM400Remove Buy NowSonySmartWatch 3Remove Buy NowFitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowMisfitRayRemove Buy Now

Basic Info

Suggested Price$200$250$130$250$100
Release20142014201620152016

Activity & Fitness

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

Battery

Duration8 hours to 30 days2 days5 days48 hours (without GPS)6 months
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320n/a320 x 128n/a
Sizen/a1.6 inchesn/a1.36 inchesn/a
Touchn/an/a
Typen/aTFT LCDOLEDCapacitative TFTLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP68n/aIPX75 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid Wearn/an/an/a
Apps
Music

All Wearables