ASUS ZenWatch 2 vs. Samsung Gear S2 vs. Fitbit Ionic vs. Polar A370 vs. Sony SmartBand

 
ZenWatch 2
Gear S2
Ionic
A370
SmartBand
 ASUSZenWatch 2Remove Buy NowSamsungGear S2Remove Buy NowFitbitIonicRemove Buy NowPolarA370Remove Buy NowSonySmartBandRemove Buy Now

Basic Info

Suggested Price$150$300$299$179.95$100
Release20162015201720172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days4+ daysUp to 3 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

ColorNA
Resolution320 x 320360 x 360348x250160 x 80NA
Size1.63 inches or 1.45 inch1.2 inches1.421.18 inchesNA
TouchNA
TypeAMOLEDSuper AMOLEDOLEDTFT LCDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6850mWR30IP58

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearTizenFitbit OSNA
Apps
Music

All Wearables