Pebble 2 vs. TomTom Spark vs. Michael Kors Grayson vs. Apple Watch Series 4 vs. Michael Kors Grayson

 
2
Spark
Grayson
Watch Series 4
Grayson
 Pebble2Remove Buy NowTomTomSparkRemove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch Series 4Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$129$150$350$329$350
Release20162015201820182018

Activity & Fitness

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

Battery

Duration7 daysn/a24 hoursNot Yet24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a453 x 454384 x 480453x454
Sizen/an/a1.39 inches1.78 inches1.39 inches
Touch
Typee-paperLCDAMOLEDMicroLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM5 ATM1 ATMNot Yet1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/aAndroid WearWatch OS 5Android Wear
Apps
Music

All Wearables