Pebble Steel vs. Fitbit Alta vs. Michael Kors Grayson vs. Michael Kors Grayson vs. Garmin VivoActive 4 vs. Apple Series 6

 
Steel
Alta
Grayson
Grayson
VivoActive 4
Series 6
 PebbleSteelRemove Buy NowFitbitAltaRemove Buy NowMichael KorsGraysonRemove Buy NowMichael KorsGraysonRemove Buy NowGarminVivoActive 4Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$130$350$350$349$399
Release201420162018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5-7 days5 days24 hours24 hours8 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution168 x 144n/a453 x 454453x454260 x 260384 x 480
Size1.26 inchesn/a1.39 inches1.39 inches1.3ionches40mm
Touchn/a
Typee-paperOLEDAMOLEDAMOLEDMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMn/a1 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemPebble OSn/aAndroid WearAndroid WearWear OSWatchOS 5
Apps
Music

All Wearables