Samsung Gear S2 vs. Amazfit Stratos vs. Amazfit Bip vs. Asus ZenWatch vs. Fitbit Alta HR

 
Gear S2
Stratos
Bip
ZenWatch
Alta HR
 SamsungGear S2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowAsusZenWatchRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$300$199$99.99$150$150
Release20152018201820142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days30 daysNA7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360320 x 300176 x 176320 x 320128 x 36
Size1.2 inches1.34 inches1.28 inches1.63 inches1.4 inches
Touch
TypeSuper AMOLEDOLEDNAAMOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP68IP55

Notifications

Phone
EmailsNA
TextsNA

Software

Operating SystemTizenProprietaryAndroid Wear
Apps
Music

All Wearables