TomTom Adventurer vs. Withings Steel HR vs. Garmin Vivosmart HR vs. Polar Loop 2 vs. Garmin 645 Music

 
Adventurer
Steel HR
Vivosmart HR
Loop 2
645 Music
 TomTomAdventurerRemove Buy NowWithingsSteel HRRemove Buy NowGarminVivosmart HRRemove Buy NowPolarLoop 2Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$350$180$170$120$450
Release20162016201520152018

Activity & Fitness

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

Battery

Durationn/a25 days5 days8 days (without notifications)7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a160 x 68n/a240 x 240
Sizen/an/a1.08 inchesn/a1.2 inches
Touch
Typen/an/an/aLEDMIP

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATM2 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/an/a
Apps
Music

All Wearables