Garmin Vivosmart HR vs. Garmin Forerunner 935 vs. Garmin 645 Music vs. Amazfit GTS vs. Apple Series 6

 
Vivosmart HR
Forerunner 935
645 Music
GTS
Series 6
 GarminVivosmart HRRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowAmazfitGTSRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$170$500$450$150$399
Release20152017201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks7 days14 daysNot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 68240 x 240240 x 240348 x 442384 x 480
Size1.08 inches1.2 inches1.2 inches1.65 inches40mm
Touch
Typen/aLCDMIPAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWear OSWatchOS 5
Apps
Music

All Wearables