Amazfit Stratos vs. Casio G-Shock GBA800 vs. Samsung Gear 2 vs. Pebble Core vs. Fitbit Sense 2

 
Stratos
G-Shock GBA800
Gear 2
Core
Sense 2
 AmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowSamsungGear 2Remove Buy NowPebbleCoreRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$199$120$300$99$300
Release20182018201420162022

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
StepsNA
Swim

Battery

Duration5 days2 years2-3 daysNA6 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300320 x 320NA336x336
Size1.34 inches1.63 inchesNA1.59 inches
TouchNA
TypeOLEDSuper AMOLEDNAAMOLED

Functions

Audio SpeakerBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATMIP67NA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemProprietaryTizen OSNA
Apps
Music

All Wearables