TomTom Adventurer vs. Fitbit Flex 2 vs. Garmin Vivosmart HR vs. Fitbit Ionic vs. Amazfit GTR

 
Adventurer
Flex 2
Vivosmart HR
Ionic
GTR
 TomTomAdventurerRemove Buy NowFitbitFlex 2Remove Buy NowGarminVivosmart HRRemove Buy NowFitbitIonicRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$350$100$170$299$199
Release20162016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days5 days4+ days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 68348x250454 x 454
Sizen/an/a1.08 inches1.421.39 inches
Touchn/a
Typen/aLEDn/aOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM50m5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aFitbit OSBuild-in
Apps
Music

All Wearables