Fitbit One vs. Polar M430 vs. Michael Kors Grayson vs. Pebble Time 2 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
One
M430
Grayson
Time 2
Forerunner 45
Grayson
 FitbitOneRemove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowPebbleTime 2Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$100$255$350$199$199$350
Release201220172018201620192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days30 hours24 hours10 days7 days24 hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128x128453 x 454NA208 x 208453x454
Sizen/a1.4 inch1.39 inchesNA1.04 inches1.39 inches
Touch
TypeOLEDLCDAMOLEDe-paperLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast ResistantWR301 ATM3 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearPebble OSBuilt-inAndroid Wear
Apps
Music

All Wearables