TomTom Spark vs. Fitbit Ionic vs. Polar A370 vs. Polar Loop vs. Fitbit Sense 2

 
Spark
Ionic
A370
Loop
Sense 2
 TomTomSparkRemove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$299$179.95$100$300
Release20152017201720132022

Activity & Fitness

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

Battery

Durationn/a4+ daysUp to 3 days5 days6 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250160 x 80NA336x336
Sizen/a1.421.18 inchesNA1.59 inches
Touch
TypeLCDOLEDTFT LCDLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50mWR302 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aFitbit OSNA
Apps
Music

All Wearables