Fitbit Surge vs. Fitbit Charge 2 vs. Amazfit Bip vs. Michael Kors Grayson vs. Fitbit Charge HR vs. Michael Kors Grayson

 
Surge
Charge 2
Bip
Grayson
Charge HR
Grayson
 FitbitSurgeRemove Buy NowFitbitCharge 2Remove Buy NowAmazfitBipRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge HRRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$150$99.99$350$150$350
Release201620162018201820152018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days30 days24 hours5 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a176 x 176453 x 454NA453x454
Size1.26 inchesn/a1.28 inches1.39 inchesNA1.39 inches
Touchn/aNA
TypeMonochrome LCDOLEDNAAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP681 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aAndroid WearNAAndroid Wear
Apps
Music

All Wearables