Pebble Time vs. Pebble Time Steel vs. Fitbit Alta vs. Polar Loop 2 vs. Michael Kors Grayson vs. Michael Kors Grayson

 
Time
Time Steel
Alta
Loop 2
Grayson
Grayson
 PebbleTimeRemove Buy NowPebbleTime SteelRemove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy Now

Basic Info

Suggested Price$150$250$130$120$350$350
Release201520152016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days10 days5 days8 days (without notifications)24 hours24 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144168 x 144n/an/a453 x 454453x454
Size1.26 inches1.26 inchesn/an/a1.39 inches1.39 inches
Touchn/a
Typee-papere-paperOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMn/a2 ATM1 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSPebble OSn/an/aAndroid WearAndroid Wear
Apps
Music

All Wearables