TomTom Spark vs. Fitbit Flex 2 vs. Apple Watch vs. Pebble Core vs. Polar Loop

 
Spark
Flex 2
Watch
Core
Loop
 TomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowAppleWatchRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$100$349$99$100
Release20152016201520162013

Activity & Fitness

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

Battery

Durationn/a5 days18 hoursNA5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a340 x 272 or 390 x 312NANA
Sizen/an/a1.5 inches or 1.65 inchesNANA
Touchn/aNA
TypeLCDLEDAMOLEDNALED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIPX7NA2 ATM

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aWatch OSNANA
Apps
Music

All Wearables