Pebble Time Round vs. TomTom Spark vs. Garmin Vivofit 3 vs. Garmin Vivosmart HR vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Time Round
Spark
Vivofit 3
Vivosmart HR
Grayson
Grayson
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowGarminVivofit 3Remove Buy NowGarminVivosmart HRRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$150$100$170$350$350
Release201520152016201520182018

Activity & Fitness

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

Battery

Duration2 daysn/a1 year5 days24 hours24 hours
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/an/a64 x 64160 x 68453 x 454453x454
Sizeroundn/a0.55 inches1.08 inches1.39 inches1.39 inches
Touch
Typee-paperLCDn/an/aAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM5 ATM5 ATM1 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables