ASUS ZenWatch 2 vs. Samsung Gear S2 vs. TomTom Spark vs. Fitbit Ionic

 
ZenWatch 2
Gear S2
Spark
Ionic
 ASUSZenWatch 2Remove Buy NowSamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$150$300$150$299
Release2016201520152017

Activity & Fitness

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

Battery

Durationn/a2-3 daysn/a4+ days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution320 x 320360 x 360n/a348x250
Size1.63 inches or 1.45 inch1.2 inchesn/a1.42
Touch
TypeAMOLEDSuper AMOLEDLCDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATM50m

Notifications

Phonen/a
Emailsn/an/a
Textsn/an/a

Software

Operating SystemAndroid WearTizenn/aFitbit OS
Apps
Music

All Wearables