TomTom Spark vs. Withings Activite Sapphire vs. Fitbit One vs. Polar Loop 2 vs. Fitbit Ionic

 
Spark
Activite Sapphire
One
Loop 2
Ionic
 TomTomSparkRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitOneRemove Buy NowPolarLoop 2Remove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$150$450$100$120$299
Release20152014201220152017

Activity & Fitness

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

Battery

Durationn/a8 months10-14 days8 days (without notifications)4+ days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/an/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/an/a348x250
Sizen/a1.3 inchesn/an/a1.42
Touch
TypeLCDAnalogOLEDLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMSplast Resistant2 ATM50m

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/an/an/aFitbit OS
Apps
Music

All Wearables