Fitbit Surge vs. Pebble Time Round vs. Michael Kors Grayson vs. Garmin Vivosmart 3 vs. Michael Kors Grayson vs. Garmin VivoActive 4

 
Surge
Time Round
Grayson
Vivosmart 3
Grayson
VivoActive 4
 FitbitSurgeRemove Buy NowPebbleTime RoundRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$250$200$350$139.99$350$349
Release201620152018201720182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days24 hours5 days24 hours8 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 45464 x 128453x454260 x 260
Size1.26 inchesround1.39 inchesNA1.39 inches1.3ionches
Touch
TypeMonochrome LCDe-paperAMOLEDOLEDAMOLEDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX71 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSAndroid WearAndroid WearWear OS
Apps
Music

All Wearables