Garmin Vivofit 3 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Apple Series 6 vs. Fitbit Sense 2

 
Vivofit 3
645 Music
Forerunner 235
Series 6
Sense 2
 GarminVivofit 3Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowAppleSeries 6Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$450$299.99$399$300
Release20162018201720202022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration1 year7 days9 daysNot yet6 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution64 x 64240 x 240215 x 180384 x 480336x336
Size0.55 inches1.2 inches1.23 inches40mm1.59 inches
Touch
Typen/aMIPMIPMicroLEDAMOLED

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/aWatchOS 5
Apps
Music

All Wearables