Fitbit Alta vs. Michael Kors Grayson vs. Fitbit Charge vs. Pebble Core vs. Michael Kors Grayson vs. Garmin Vivosmart 4

 
Alta
Grayson
Charge
Core
Grayson
Vivosmart 4
 FitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$130$350$130$99$350$130
Release201620182014201620182018

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days24 hours7-10 daysNA24 hours7 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NANA453x45448 x 128
Sizen/a1.39 inchesNANA1.39 inches0.74 inches
Touchn/aNANA
TypeOLEDAMOLEDOLEDNAAMOLEDOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a1 ATM1 ATMNA1 ATM5 ATM

Notifications

PhoneNA
Emailsn/aNA
TextsNA

Software

Operating Systemn/aAndroid WearNANAAndroid Wear
Apps
Music

All Wearables