TomTom Spark vs. Fitbit Flex 2 vs. Fitbit Flex vs. Pebble Core vs. HTC re Grip

 
Spark
Flex 2
Flex
Core
re Grip
 TomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$100$100$99$199
Release20152016201320162020

Activity & Fitness

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

Battery

Durationn/a5 days5 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/aNANA160 x 32
Sizen/an/aNANA1.8 inches
Touchn/aNANA
TypeLCDLEDLEDNAPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM1 ATMNAIP57

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aNANANA
Apps
Music

All Wearables