Sony SmartWatch 3 vs. TomTom Spark vs. Fitbit Charge 2 vs. Fitbit Charge HR vs. Polar Loop

 
SmartWatch 3
Spark
Charge 2
Charge HR
Loop
 SonySmartWatch 3Remove Buy NowTomTomSparkRemove Buy NowFitbitCharge 2Remove Buy NowFitbitCharge HRRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$250$150$150$150$100
Release20142015201620152013

Activity & Fitness

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

Battery

Duration2 daysn/a5 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320n/an/aNANA
Size1.6 inchesn/an/aNANA
Touchn/aNA
TypeTFT LCDLCDOLEDOLEDLED

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMn/a1 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aNANA
Apps
Music

All Wearables