Fitbit Ionic vs. Garmin Fenix 5s Plus vs. Fitbit Flex vs. Garmin Vivosmart 4 vs. Fossil Gen 5 Smartwatch Carlyle

 
Ionic
Fenix 5s Plus
Flex
Vivosmart 4
Gen 5 Smartwatch Carlyle
 FitbitIonicRemove Buy NowGarminFenix 5s PlusRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy NowFossilGen 5 Smartwatch CarlyleRemove Buy Now

Basic Info

Suggested Price$299$799$100$130$295
Release20172018201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days7 days5 days7 days1 day
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250240 x 240NA48 x 128328 x 328
Size1.421.2 inchesNA0.74 inches1.3 inches
TouchNA
TypeOLEDMIPLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10 ATM1 ATM5 ATM3 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWear OSNAWear OS
Apps
Music

All Wearables