Sony SmartWatch 3 vs. TomTom Spark vs. Fitbit Charge 2 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson

 
SmartWatch 3
Spark
Charge 2
Grayson
Alta HR
Grayson
 SonySmartWatch 3Remove Buy NowTomTomSparkRemove Buy NowFitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$150$150$350$150$350
Release201420152016201820172018

Activity & Fitness

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

Battery

Duration2 daysn/a5 days24 hours7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/an/a453 x 454128 x 36453x454
Size1.6 inchesn/an/a1.39 inches1.4 inches1.39 inches
Touchn/a
TypeTFT LCDLCDOLEDAMOLEDOLEDAMOLED

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMn/a1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables