ASUS ZenWatch 2 vs. Samsung Gear S2 vs. Fitbit Ionic vs. Amazfit Stratos vs. Fitbit Sense 2

 
ZenWatch 2
Gear S2
Ionic
Stratos
Sense 2
 ASUSZenWatch 2Remove Buy NowSamsungGear S2Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$150$300$299$199$300
Release20162015201720182022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a2-3 days4+ days5 days6 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution320 x 320360 x 360348x250320 x 300336x336
Size1.63 inches or 1.45 inch1.2 inches1.421.34 inches1.59 inches
Touch
TypeAMOLEDSuper AMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP6850m5 ATM5 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearTizenFitbit OSProprietary
Apps
Music

All Wearables