TomTom Spark vs. Casio WSD-F20A vs. Fitbit Flex vs. Apple Watch Series 4 vs. Garmin Vivosmart 4

 
Spark
WSD-F20A
Flex
Watch Series 4
Vivosmart 4
 TomTomSparkRemove Buy NowCasioWSD-F20ARemove Buy NowFitbitFlexRemove Buy NowAppleWatch Series 4Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$399$100$329$130
Release20152018201320182018

Activity & Fitness

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

Battery

Durationn/a1 day5 daysNot Yet7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320NA384 x 48048 x 128
Sizen/a1.32 inchesNA1.78 inches0.74 inches
TouchNA
TypeLCDLCDLEDMicroLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNot Yet5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSNAWatch OS 5
Apps
Music

All Wearables