Fitbit One vs. Fitbit Zip vs. Apple Watch Series 2 vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson

 
One
Zip
Watch Series 2
Grayson
Alta HR
Grayson
 FitbitOneRemove Buy NowFitbitZipRemove Buy NowAppleWatch Series 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$60$269$350$150$350
Release201220122016201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days6 months18 hours24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312453 x 454128 x 36453x454
Sizen/an/a1.5 inches or 1.65 inches1.39 inches1.4 inches1.39 inches
Touch
TypeOLEDn/aAMOLEDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantSplash Resistant5ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSAndroid WearAndroid Wear
Apps
Music

All Wearables