Pebble 2 vs. Fitbit Alta vs. Polar M430 vs. Garmin Forerunner 235 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
2
Alta
M430
Forerunner 235
Grayson
Grayson
 Pebble2Remove Buy NowFitbitAltaRemove Buy NowPolarM430Remove Buy NowGarminForerunner 235Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$129$130$255$299.99$350$350
Release201620162017201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days30 hours9 days24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128x128215 x 180453 x 454453x454
Sizen/an/a1.4 inch1.23 inches1.39 inches1.39 inches
Touchn/a
Typee-paperOLEDLCDMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMn/aWR305 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aAndroid WearAndroid Wear
Apps
Music

All Wearables