Pebble Steel vs. TomTom Spark vs. ASUS ZenWatch 3 vs. Michael Kors Grayson vs. Michael Kors Access Sofie HR vs. Michael Kors Grayson

 
Steel
Spark
ZenWatch 3
Grayson
Access Sofie HR
Grayson
 PebbleSteelRemove Buy NowTomTomSparkRemove Buy NowASUSZenWatch 3Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$150$229$350$395$350
Release201420152017201820192018

Activity & Fitness

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

Battery

Duration5-7 daysn/a48 hours24 hours2 days24 hours
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/a400 x 400453 x 454390 x 390453x454
Size1.26 inchesn/a1.39 inches1.39 inches1.19 inches1.39 inches
Touch
Typee-paperLCDAMOLEDAMOLEDOMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM0.3 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/aAndroid Wear 2Android WearWear OSAndroid Wear
Apps
Music

All Wearables