Garmin Forerunner 935 vs. Garmin 645 Music vs. Fitbit Flex vs. Fossil Gen 5 Smartwatch Carlyle vs. Fitbit Sense 2

 
Forerunner 935
645 Music
Flex
Gen 5 Smartwatch Carlyle
Sense 2
 GarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$500$450$100$295$300
Release20172018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 2 weeks7 days5 days1 day6 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240240 x 240NA328 x 328336x336
Size1.2 inches1.2 inchesNA1.3 inches1.59 inches
TouchNA
TypeLCDMIPLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATM3 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWear OS
Apps
Music

All Wearables