TomTom Spark vs. ASUS ZenWatch 3 vs. Fitbit Alta HR vs. Pebble Core vs. Polar Loop

 
Spark
ZenWatch 3
Alta HR
Core
Loop
 TomTomSparkRemove Buy NowASUSZenWatch 3Remove Buy NowFitbitAlta HRRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$229$150$99$100
Release20152017201720162013

Activity & Fitness

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

Battery

Durationn/a48 hours7 daysNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

BluetoothYes
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a400 x 400128 x 36NANA
Sizen/a1.39 inches1.4 inchesNANA
TouchNA
TypeLCDAMOLEDOLEDNALED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNA2 ATM

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/aAndroid Wear 2NANA
Apps
Music

All Wearables