Pebble 2 vs. Michael Kors Grayson vs. Fitbit Flex vs. Polar A370 vs. Garmin Forerunner 45 vs. Michael Kors Grayson

 
2
Grayson
Flex
A370
Forerunner 45
Grayson
 Pebble2Remove Buy NowMichael KorsGraysonRemove Buy NowFitbitFlexRemove Buy NowPolarA370Remove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$129$350$100$179.95$199$350
Release201620182013201720192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days24 hours5 daysUp to 3 days7 days24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a453 x 454NA160 x 80208 x 208453x454
Sizen/a1.39 inchesNA1.18 inches1.04 inches1.39 inches
TouchNA
Typee-paperAMOLEDLEDTFT LCDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM1 ATMWR305 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSAndroid WearNABuilt-inAndroid Wear
Apps
Music

All Wearables