Fitbit Flex 2 vs. Amazfit Arc vs. Diesel On Full Guard vs. Michael Kors Grayson vs. Pebble Core vs. Michael Kors Grayson

 
Flex 2
Arc
On Full Guard
Grayson
Core
Grayson
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowDieselOn Full GuardRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleCoreRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$69.99$325$350$99$350
Release201620162017201820162018

Activity & Fitness

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

Battery

Duration5 days20 days1 day24 hoursNA24 hours
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40454 x 454453 x 454NA453x454
Sizen/a0.42 inches1.4 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeLEDOLEDOMOLEDAMOLEDNAAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP671 ATMNA1 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2.0Android WearNAAndroid Wear
Apps
Music

All Wearables