Fitbit Flex 2 vs. Amazfit Stratos vs. Casio G-Shock GBA800 vs. Garmin Vivosmart HR Plus vs. Apple Watch 7

 
Flex 2
Stratos
G-Shock GBA800
Vivosmart HR Plus
Watch 7
 FitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivosmart HR PlusRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$100$199$120$179$429
Release20162018201820172021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days2 years5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 300160 x 68396 x 484
Sizen/a1.34 inches0.5 inches x 0.8 inches1.9 inches
Touchn/a
TypeLEDOLEDLCDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM20 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNAWatchOS 8
Apps
Music

All Wearables