Fitbit Surge vs. Pebble Time Round vs. Garmin Forerunner 935 vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson

 
Surge
Time Round
Forerunner 935
Grayson
Charge 3
Grayson
 FitbitSurgeRemove Buy NowPebbleTime RoundRemove Buy NowGarminForerunner 935Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$250$200$500$350$150$350
Release201620152017201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 daysUp to 2 weeks24 hours7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/an/a240 x 240453 x 45466 x 18453x454
Size1.26 inchesround1.2 inches1.39 inches.721 inches1.39 inches
Touch
TypeMonochrome LCDe-paperLCDAMOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATM1 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSAndroid WearNAAndroid Wear
Apps
Music

All Wearables