Fitbit Alta vs. Garmin 645 Music vs. Michael Kors Grayson vs. Garmin Forerunner 45 vs. Michael Kors Grayson vs. Mobvoi TicWatch S2

 
Alta
645 Music
Grayson
Forerunner 45
Grayson
TicWatch S2
 FitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowMichael KorsGraysonRemove Buy NowGarminForerunner 45Remove Buy NowMichael KorsGraysonRemove Buy NowMobvoiTicWatch S2Remove Buy Now

Basic Info

Suggested Price$130$450$350$199$350$180
Release201620182018201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days24 hours7 days24 hours2 DAYS
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240453 x 454208 x 208453x454400 x 400
Sizen/a1.2 inches1.39 inches1.04 inches1.39 inches1.39 inches
Touchn/a
TypeOLEDMIPAMOLEDLCDAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aAndroid WearBuilt-inAndroid WearWear OS
Apps
Music

All Wearables