TomTom Spark vs. Fitbit Ionic vs. Michael Kors Access Sofie vs. Fitbit Flex vs. Garmin Vivofit 4

 
Spark
Ionic
Access Sofie
Flex
Vivofit 4
 TomTomSparkRemove Buy NowFitbitIonicRemove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitFlexRemove Buy NowGarminVivofit 4Remove Buy Now

Basic Info

Suggested Price$150$299$395$100$79.95
Release20152017201720132018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a4+ days1 day5 days1 year
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250390 x 390 1.19 inchesNA88 x 88
Sizen/a1.42NANA
TouchAMOLDEDNA
TypeLCDOLEDLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m1 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSAndroid Wear 2.0NA
Apps
Music

All Wearables