TomTom Spark vs. Garmin 645 Music vs. Garmin Vivoactive 3 vs. Fitbit Charge vs. Fitbit Flex

 
Spark
645 Music
Vivoactive 3
Charge
Flex
 TomTomSparkRemove Buy NowGarmin645 MusicRemove Buy NowGarminVivoactive 3Remove Buy NowFitbitChargeRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$450$299$130$100
Release20152018201720142013

Activity & Fitness

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

Battery

Durationn/a7 days7 days7-10 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240240 x 240NANA
Sizen/a1.2 inches1.2 inchesNANA
TouchNANA
TypeLCDMIPMIPOLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

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

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aNANA
Apps
Music

All Wearables