Pebble Time vs. Fitbit Charge 2 vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin Vivosmart 4 vs. Apple Watch 7

 
Time
Charge 2
Grayson
Grayson
Vivosmart 4
Watch 7
 PebbleTimeRemove Buy NowFitbitCharge 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$150$350$350$130$429
Release201520162018201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days24 hours24 hours7 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a453 x 454453x45448 x 128396 x 484
Size1.26 inchesn/a1.39 inches1.39 inches0.74 inches1.9 inches
Touchn/a
Typee-paperOLEDAMOLEDAMOLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a1 ATM1 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearAndroid WearWatchOS 8
Apps
Music

All Wearables