Fitbit Surge vs. Pebble Time Round vs. Michael Kors Grayson vs. Fitbit Charge 3 vs. Michael Kors Grayson vs. Apple Watch 7

 
Surge
Time Round
Grayson
Charge 3
Grayson
Watch 7
 FitbitSurgeRemove Buy NowPebbleTime RoundRemove Buy NowMichael KorsGraysonRemove Buy NowFitbitCharge 3Remove Buy NowMichael KorsGraysonRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$250$200$350$150$350$429
Release201620152018201820182021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days24 hours7 days24 hours18 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/a453 x 45466 x 18453x454396 x 484
Size1.26 inchesround1.39 inches.721 inches1.39 inches1.9 inches
Touch
TypeMonochrome LCDe-paperAMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATM5 ATM1 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSAndroid WearNAAndroid WearWatchOS 8
Apps
Music

All Wearables