Pebble Time Round vs. Polar Loop 2 vs. Michael Kors Grayson vs. Fitbit Charge vs. Amazfit Verge vs. Michael Kors Grayson

 
Time Round
Loop 2
Grayson
Charge
Verge
Grayson
 PebbleTime RoundRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitChargeRemove Buy NowAmazfitVergeRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$200$120$350$130$160$350
Release201520152018201420192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 days (without notifications)24 hours7-10 days5 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a453 x 454NA454x454453x454
Sizeroundn/a1.39 inchesNA1.39 inches1.39 inches
TouchNA
Typee-paperLEDAMOLEDOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX72 ATM1 ATM1 ATMIP681 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSn/aAndroid WearNAAMAZFIT OSAndroid Wear
Apps
Music

All Wearables