Fitbit Flex vs. Garmin Vivofit 4 vs. Fitbit Inspire HR vs. Amazfit GTS vs. Fossil Gen 5 Smartwatch Carlyle

 
Flex
Vivofit 4
Inspire HR
GTS
Gen 5 Smartwatch Carlyle
 FitbitFlexRemove Buy NowGarminVivofit 4Remove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTSRemove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$100$79.95$99$150$295
Release20132018201920192019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 year5 days14 days1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA88 x 88139 x 60348 x 442328 x 328
SizeNANA1.4 inches1.65 inches1.3 inches
TouchNA
TypeLEDNAOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATM5 ATM5 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAFitbit OSWear OSWear OS
Apps
Music

All Wearables