TomTom Adventurer vs. Fitbit Flex 2 vs. Garmin 645 Music vs. Garmin Chronos vs. Garmin Forerunner 45

 
Adventurer
Flex 2
645 Music
Chronos
Forerunner 45
 TomTomAdventurerRemove Buy NowFitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminChronosRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$350$100$450$1500$199
Release20162016201820182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days7 days8 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a240 x 240218 x 218208 x 208
Sizen/an/a1.2 inches1.2 inches1.04 inches
Touchn/a
Typen/aLEDMIPMIPLCD

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM10 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aWear OSBuilt-in
Apps
Music

All Wearables