Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Versa vs. Garmin 645 Music vs. Apple Watch 8

 
Flex 2
Vivosmart HR
Versa
645 Music
Watch 8
 FitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$100$170$199.99$450$499
Release20162015201820182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days4 days7 days18 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a160 x 68300 x300240 x 240340 x 272 or 390 x 312
Sizen/a1.08 inches1.34 inches1.2 inches1.5 inches or 1.65 inches
Touchn/a
TypeLEDn/aOLEDMIPAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatchOS 9
Apps
Music

All Wearables