Pebble Time vs. Polar M600 vs. Fitbit Alta vs. Casio G-Shock GBA800 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Time
M600
Alta
G-Shock GBA800
Grayson
Grayson
 PebbleTimeRemove Buy NowPolarM600Remove Buy NowFitbitAltaRemove Buy NowCasioG-Shock GBA800Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$330$130$120$350$350
Release201520162016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days2 days5 days2 years24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144240 x 240n/a453 x 454453x454
Size1.26 inches1.3 inchesn/a1.39 inches1.39 inches
Touchn/an/a
Typee-paperTFTOLEDAMOLEDAMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX8n/a20 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSAndroid Wearn/aAndroid WearAndroid Wear
Apps
Music

All Wearables