Fitbit Zip vs. Amazfit Stratos vs. Fitbit Flex vs. Amazfit GTS vs. Apple Series 6

 
Zip
Stratos
Flex
GTS
Series 6
 FitbitZipRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$60$199$100$150$399
Release20122018201320192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration6 months5 days5 days14 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300NA348 x 442384 x 480
Sizen/a1.34 inchesNA1.65 inches40mm
TouchNA
Typen/aOLEDLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water ResistanceSplash Resistant5 ATM1 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNAWear OSWatchOS 5
Apps
Music

All Wearables