Fitbit Ionic vs. Garmin Fenix 5s vs. Michael Kors Access Sofie vs. Fitbit Flex vs. Garmin Vivofit 4

 
Ionic
Fenix 5s
Access Sofie
Flex
Vivofit 4
 FitbitIonicRemove Buy NowGarminFenix 5sRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$299$599.99$395$100$79.95
Release20172017201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ daysUp to 9 days1 day5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250218x 218390 x 390 1.19 inchesNA88 x 88
Size1.421.1 inchesNANA
TouchAMOLDEDNA
TypeOLEDnaLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m10ATM1 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSAndroid Wear 2.0NA
Apps
Music

All Wearables