Fitbit Ionic vs. Amazfit Stratos vs. Fitbit Flex vs. Amazfit GTS vs. Fitbit Inspire 3

 
Ionic
Stratos
Flex
GTS
Inspire 3
 FitbitIonicRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$299$199$100$150$100
Release20172018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration4+ days5 days5 days14 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution348x250320 x 300NA348 x 44232x18
Size1.421.34 inchesNA1.65 inches46 inches
TouchNA
TypeOLEDOLEDLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance50m5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemFitbit OSProprietaryNAWear OS
Apps
Music

All Wearables