Polar Loop 2 vs. Fitbit Versa vs. Michael Kors Grayson vs. Pebble Time 2 vs. Fitbit Charge vs. Michael Kors Grayson

 
Loop 2
Versa
Grayson
Time 2
Charge
Grayson
 PolarLoop 2Remove Buy NowFitbitVersaRemove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowFitbitChargeRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$120$199.99$350$199$130$350
Release201520182018201620142018

Activity & Fitness

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

Battery

Duration8 days (without notifications)4 days24 hours10 days7-10 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a300 x300453 x 454NANA453x454
Sizen/a1.34 inches1.39 inchesNANA1.39 inches
TouchNA
TypeLEDOLEDAMOLEDe-paperOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATM3 ATM1 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearPebble OSNAAndroid Wear
Apps
Music

All Wearables