TomTom Spark vs. Fitbit Charge 2 vs. Polar Loop 2 vs. ASUS ZenWatch 3 vs. Fitbit Charge HR

 
Spark
Charge 2
Loop 2
ZenWatch 3
Charge HR
 TomTomSparkRemove Buy NowFitbitCharge 2Remove Buy NowPolarLoop 2Remove Buy NowASUSZenWatch 3Remove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$150$150$120$229$150
Release20152016201520172015

Activity & Fitness

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

Battery

Durationn/a5 days8 days (without notifications)48 hours5 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a400 x 400NA
Sizen/an/an/a1.39 inchesNA
Touchn/aNA
TypeLCDOLEDLEDAMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/aAndroid Wear 2NA
Apps
Music

All Wearables