Fitbit Flex vs. Garmin Instinct vs. Fitbit Inspire HR vs. Amazfit GTR vs. Apple Series 6

 
Flex
Instinct
Inspire HR
GTR
Series 6
 FitbitFlexRemove Buy NowGarminInstinctRemove Buy NowFitbitInspire HRRemove Buy NowAmazfitGTRRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$100$300$99$199$399
Release20132018201920192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days14 days5 days24 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNA128 x 128139 x 60454 x 454384 x 480
SizeNA0.9 inches1.4 inches1.39 inches40mm
TouchNA
TypeLEDOMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance1 ATM10 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemNAFitbit OSBuild-inWatchOS 5
Apps
Music

All Wearables