Garmin Forerunner 735XT vs. Garmin 645 Music vs. Garmin Vivosmart 3 vs. Michael Kors Access Sofie HR vs. Amazfit GTR

 
Forerunner 735XT
645 Music
Vivosmart 3
Access Sofie HR
GTR
 GarminForerunner 735XTRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosmart 3Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$450$450$139.99$395$199
Release20162018201720192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration14 hours to 11 days7 days5 days2 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution215 x 180240 x 24064 x 128390 x 390454 x 454
Size1.23 inches1.2 inchesNA1.19 inches1.39 inches
Touchn/a
Typen/aMIPOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM0.3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSBuild-in
Apps
Music

All Wearables