Fitbit Alta vs. Amazfit Stratos vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Fitbit Inspire 3

 
Alta
Stratos
Flex
Forerunner 45
Inspire 3
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowFitbitInspire 3Remove Buy Now

Basic Info

Suggested Price$130$199$100$199$100
Release20162018201320192022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days7 days10 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300NA208 x 20832x18
Sizen/a1.34 inchesNA1.04 inches46 inches
Touchn/aNA
TypeOLEDOLEDLEDLCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryNABuilt-in
Apps
Music

All Wearables