Polar M600 vs. TomTom Spark vs. Polar Loop 2 vs. Fitbit Flex vs. Pebble Core

 
M600
Spark
Loop 2
Flex
Core
 PolarM600Remove Buy NowTomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$330$150$120$100$99
Release20162015201520132016

Activity & Fitness

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

Battery

Duration2 daysn/a8 days (without notifications)5 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution240 x 240n/an/aNANA
Size1.3 inchesn/an/aNANA
Touchn/aNANA
TypeTFTLCDLEDLEDNA

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX85 ATM2 ATM1 ATMNA

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating SystemAndroid Wearn/an/aNANA
Apps
Music

All Wearables