TomTom Spark vs. Xiaomi Mi Band 2 vs. Fitbit Flex vs. Michael Kors Access Sofie HR vs. Garmin VivoActive 4

 
Spark
Mi Band 2
Flex
Access Sofie HR
VivoActive 4
 TomTomSparkRemove Buy NowXiaomiMi Band 2Remove Buy NowFitbitFlexRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowGarminVivoActive 4Remove Buy Now

Basic Info

Suggested Price$150$23$100$395$349
Release20152016201320192019

Activity & Fitness

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

Battery

Durationn/a20 hours5 days2 days8 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA390 x 390260 x 260
Sizen/a0.42 inchesNA1.19 inches1.3ionches
TouchNA
TypeLCDOLEDLEDOMOLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP671 ATM0.3 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNAWear OSWear OS
Apps
Music

All Wearables