Fitbit Surge vs. Fitbit Flex 2 vs. Fitbit Zip vs. Michael Kors Grayson vs. Fitbit Alta HR vs. Michael Kors Grayson

 
Surge
Flex 2
Zip
Grayson
Alta HR
Grayson
 FitbitSurgeRemove Buy NowFitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitAlta HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$100$60$350$150$350
Release201620162012201820172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days6 months24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a453 x 454128 x 36453x454
Size1.26 inchesn/an/a1.39 inches1.4 inches1.39 inches
Touchn/a
TypeMonochrome LCDLEDn/aAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplash Resistant1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables