Fitbit Flex 2 vs. Casio G-Shock GBA800 vs. Pebble Core vs. Michael Kors Access Sofie HR vs. Amazfit GTR

 
Flex 2
G-Shock GBA800
Core
Access Sofie HR
GTR
 FitbitFlex 2Remove Buy NowCasioG-Shock GBA800Remove Buy NowPebbleCoreRemove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$100$120$99$395$199
Release20162018201620192019

Activity & Fitness

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

Battery

Duration5 days2 yearsNA2 days24 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNA390 x 390454 x 454
Sizen/aNA1.19 inches1.39 inches
Touchn/aNA
TypeLEDNAOMOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM20 ATMNA0.3 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNAWear OSBuild-in
Apps
Music

All Wearables