TomTom Spark vs. Garmin Forerunner 935 vs. Casio WSD-F20A vs. Fitbit Charge vs. Garmin Vivosmart 4

 
Spark
Forerunner 935
WSD-F20A
Charge
Vivosmart 4
 TomTomSparkRemove Buy NowGarminForerunner 935Remove Buy NowCasioWSD-F20ARemove Buy NowFitbitChargeRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$500$399$130$130
Release20152017201820142018

Activity & Fitness

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

Battery

Durationn/aUp to 2 weeks1 day7-10 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240320 x 320NA48 x 128
Sizen/a1.2 inches1.32 inchesNA0.74 inches
TouchNA
TypeLCDLCDLCDOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSNA
Apps
Music

All Wearables