TomTom Spark vs. Garmin Chronos vs. Garmin Vivofit 4 vs. Polar A370

 
Spark
Chronos
Vivofit 4
A370
 TomTomSparkRemove Buy NowGarminChronosRemove Buy NowGarminVivofit 4Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$150$1500$79.95$179.95
Release2015201820182017

Activity & Fitness

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

Battery

Durationn/a8 days1 yearUp to 3 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 21888 x 88160 x 80
Sizen/a1.2 inchesNA1.18 inches
Touch
TypeLCDMIPNATFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATM5 ATMWR30

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OS
Apps
Music

All Wearables