TomTom Spark vs. Fitbit Flex 2 vs. Fitbit Versa vs. Garmin 645 Music vs. Garmin Forerunner 235

 
Spark
Flex 2
Versa
645 Music
Forerunner 235
 TomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowFitbitVersaRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy Now

Basic Info

Suggested Price$150$100$199.99$450$299.99
Release20152016201820182017

Activity & Fitness

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

Battery

Durationn/a5 days4 days7 days9 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a300 x300240 x 240215 x 180
Sizen/an/a1.34 inches1.2 inches1.23 inches
Touchn/a
TypeLCDLEDOLEDMIPMIP

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/a
Apps
Music

All Wearables