Pebble Classic vs. TomTom Adventurer vs. Fitbit Flex 2 vs. Polar M430 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Classic
Adventurer
Flex 2
M430
Grayson
Grayson
 PebbleClassicRemove Buy NowTomTomAdventurerRemove Buy NowFitbitFlex 2Remove Buy NowPolarM430Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$99$350$100$255$350$350
Release201320162016201720182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 daysn/a5 days30 hours24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution168 x 144n/an/a128x128453 x 454453x454
Size1.26 inchesn/an/a1.4 inch1.39 inches1.39 inches
Touchn/a
Typee-papern/aLEDLCDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMWR301 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables