TomTom Spark vs. Garmin Chronos vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Spark
Chronos
Flex
Vivosmart 4
 TomTomSparkRemove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$1500$100$130
Release2015201820132018

Activity & Fitness

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

Battery

Durationn/a8 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 218NA48 x 128
Sizen/a1.2 inchesNA0.74 inches
TouchNA
TypeLCDMIPLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM1 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSNA
Apps
Music

All Wearables