Fitbit Flex 2 vs. Garmin Forerunner 935 vs. Fitbit Charge HR vs. Garmin Forerunner 45 vs. Fossil Gen 5 Smartwatch Carlyle

 
Flex 2
Forerunner 935
Charge HR
Forerunner 45
Gen 5 Smartwatch Carlyle
 FitbitFlex 2Remove Buy NowGarminForerunner 935Remove Buy NowFitbitCharge HRRemove Buy NowGarminForerunner 45Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$100$500$150$199$295
Release20162017201520192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 daysUp to 2 weeks5 days7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240NA208 x 208328 x 328
Sizen/a1.2 inchesNA1.04 inches1.3 inches
Touchn/aNA
TypeLEDLCDOLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNABuilt-inWear OS
Apps
Music

All Wearables