TomTom Spark vs. Polar Loop 2 vs. Fitbit Flex vs. Pebble Core vs. Apple Series 6

 
Spark
Loop 2
Flex
Core
Series 6
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$150$120$100$99$399
Release20152015201320162020

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)5 daysNANot yet
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANA384 x 480
Sizen/an/aNANA40mm
TouchNANA
TypeLCDLEDLEDNAMicroLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM2 ATM1 ATMNA

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aNANAWatchOS 5
Apps
Music

All Wearables