Pebble Time Round vs. Michael Kors Grayson vs. Pebble Time 2 vs. Fitbit Charge vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Time Round
Grayson
Time 2
Charge
Grayson
Vivosmart 4
 PebbleTime RoundRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$350$199$130$350$130
Release201520182016201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days24 hours10 days7-10 days24 hours7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANA453x45448 x 128
Sizeround1.39 inchesNANA1.39 inches0.74 inches
TouchNA
Typee-paperAMOLEDe-paperOLEDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX71 ATM3 ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearPebble OSNAAndroid Wear
Apps
Music

All Wearables