ASUS ZenWatch 2 vs. Samsung Gear S2 vs. TomTom Spark vs. Fitbit Alta HR vs. Sony SmartBand

 
ZenWatch 2
Gear S2
Spark
Alta HR
SmartBand
 ASUSZenWatch 2Remove Buy NowSamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowFitbitAlta HRRemove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$150$300$150$150$100
Release20162015201520172014

Activity & Fitness

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

Battery

Durationn/a2-3 daysn/a7 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/aNA
Resolution320 x 320360 x 360n/a128 x 36NA
Size1.63 inches or 1.45 inch1.2 inchesn/a1.4 inchesNA
TouchNA
TypeAMOLEDSuper AMOLEDLCDOLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATMIP58

Notifications

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

Software

Operating SystemAndroid WearTizenn/aNA
Apps
Music

All Wearables