TomTom Spark vs. Fitbit Flex 2 vs. Casio WSD-F20A vs. Pebble Core vs. Polar A370

 
Spark
Flex 2
WSD-F20A
Core
A370
 TomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowCasioWSD-F20ARemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$150$100$399$99$179.95
Release20152016201820162017

Activity & Fitness

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

Battery

Durationn/a5 days1 dayNAUp to 3 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/a320 x 320NA160 x 80
Sizen/an/a1.32 inchesNA1.18 inches
Touchn/aNA
TypeLCDLEDLCDNATFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phonen/aNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMNAWR30

Notifications

Phonen/aNA
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/aWear OSNA
Apps
Music

All Wearables