TomTom Spark vs. Fitbit Charge 2 vs. Polar Loop 2 vs. Pebble Core vs. Polar A370

 
Spark
Charge 2
Loop 2
Core
A370
 TomTomSparkRemove Buy NowFitbitCharge 2Remove Buy NowPolarLoop 2Remove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$150$150$120$99$179.95
Release20152016201520162017

Activity & Fitness

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

Battery

Durationn/a5 days8 days (without notifications)NAUp to 3 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/aNA160 x 80
Sizen/an/an/aNA1.18 inches
Touchn/aNA
TypeLCDOLEDLEDNATFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATMNAWR30

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aNA
Apps
Music

All Wearables