Fitbit Flex 2 vs. Fitbit One vs. Apple Watch Series 2 vs. Michael Kors Grayson vs. Garmin Vivosmart HR Plus vs. Michael Kors Grayson

 
Flex 2
One
Watch Series 2
Grayson
Vivosmart HR Plus
Grayson
 FitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart HR PlusRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$100$269$350$179$350
Release201620122016201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days10-14 days18 hours24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a340 x 272 or 390 x 312453 x 454160 x 68453x454
Sizen/an/a1.5 inches or 1.65 inches1.39 inches0.5 inches x 0.8 inches1.39 inches
Touchn/a
TypeLEDOLEDAMOLEDAMOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplast Resistant5ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables