Fitbit Ionic vs. Garmin Fenix 5s vs. Apple Watch vs. Fitbit Flex vs. Garmin Vivofit 4

 
Ionic
Fenix 5s
Watch
Flex
Vivofit 4
 FitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$299$599.99$349$100$79.95
Release20172017201520132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 9 days18 hours5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218x 218340 x 272 or 390 x 312NA88 x 88
Size1.421.1 inches1.5 inches or 1.65 inchesNANA
TouchNA
TypeOLEDnaAMOLEDLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10ATMIPX71 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSWatch OSNA
Apps
Music

All Wearables