Polar Loop 2 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Samsung Live vs. Fitbit Alta HR

 
Loop 2
Stratos
G-Shock GBA800
Live
Alta HR
 PolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowSamsungLiveRemove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$120$199$120$200$150
Release20152018201820142017

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days2 years1 Day7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300320 x 320128 x 36
Sizen/a1.34 inches1.63 inches1.4 inches
Touch
TypeLEDOLEDSuper AMOLEDOLED

Functions

Audio Speaker
Clock
Phone
VibrationNA
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM20 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid Wear
Apps
Music

All Wearables