TomTom Spark vs. Withings Activite Pop vs. Fitbit Flex 2 vs. Pebble Core vs. Amazfit GTR

 
Spark
Activite Pop
Flex 2
Core
GTR
 TomTomSparkRemove Buy NowWithingsActivite PopRemove Buy NowFitbitFlex 2Remove Buy NowPebbleCoreRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$150$150$100$99$199
Release20152015201620162019

Activity & Fitness

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

Battery

Durationn/a8 months5 daysNA24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/aNA454 x 454
Sizen/a1.3 inchesn/aNA1.39 inches
Touchn/aNA
TypeLCDAnalogLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNA5 ATM

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aNABuild-in
Apps
Music

All Wearables