Fitbit Alta vs. Garmin 645 Music vs. Garmin Vivosport vs. Amazfit GTS vs. Apple Watch 8

 
Alta
645 Music
Vivosport
GTS
Watch 8
 FitbitAltaRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivosportRemove Buy NowAmazfitGTSRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$450$199$150$499
Release20162018201720192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days7 days14 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 24072 x 144348 x 442340 x 272 or 390 x 312
Sizen/a1.2 inchesNA1.65 inches1.5 inches or 1.65 inches
Touchn/a
TypeOLEDMIPMIPAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWear OSWatchOS 9
Apps
Music

All Wearables