TomTom Spark vs. Asus ZenWatch vs. Fitbit Alta HR vs. Skagen Falster 2 vs. Amazfit GTR

 
Spark
ZenWatch
Alta HR
Falster 2
GTR
 TomTomSparkRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy NowSkagenFalster 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$150$150$199$199
Release20152014201720192019

Activity & Fitness

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

Battery

Durationn/aNA7 days1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 320128 x 36320 x 320454 x 454
Sizen/a1.63 inches1.4 inches1.19 inches1.39 inches
Touch
TypeLCDAMOLEDOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP553 ATM5 ATM

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid WearWear OSBuild-in
Apps
Music

All Wearables