Amazfit Stratos vs. Casio G-Shock GBA800 vs. Garmin Vivoactive 3 vs. Fitbit Flex vs. Apple Series 6

 
Stratos
G-Shock GBA800
Vivoactive 3
Flex
Series 6
 AmazfitStratosRemove Buy NowCasioG-Shock GBA800Remove Buy NowGarminVivoactive 3Remove Buy NowFitbitFlexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$199$120$299$100$399
Release20182018201720132020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days2 years7 days5 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 300240 x 240NA384 x 480
Size1.34 inches1.2 inchesNA40mm
TouchNA
TypeOLEDMIPLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATM20 ATM5 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemProprietaryNAWatchOS 5
Apps
Music

All Wearables