Pebble Time Round vs. Fitbit Ionic vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
Time Round
Ionic
Forerunner 935
Grayson
Grayson
VivoActive 4
 PebbleTime RoundRemove Buy NowFitbitIonicRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$200$299$500$350$350$349
Release201520172017201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days4+ daysUp to 2 weeks24 hours24 hours8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a348x250240 x 240453 x 454453x454260 x 260
Sizeround1.421.2 inches1.39 inches1.39 inches1.3ionches
Touch
Typee-paperOLEDLCDAMOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX750m5 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSFitbit OSAndroid WearAndroid WearWear OS
Apps
Music

All Wearables