Garmin Forerunner 935 vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Apple Watch 8

 
Forerunner 935
645 Music
Forerunner 235
Flex
Watch 8
 GarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$500$450$299.99$100$499
Release20172018201720132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 2 weeks7 days9 days5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240215 x 180NA340 x 272 or 390 x 312
Size1.2 inches1.2 inches1.23 inchesNA1.5 inches or 1.65 inches
TouchNA
TypeLCDMIPMIPLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWatchOS 9
Apps
Music

All Wearables