Prices can vary wildly based on condition and included accessories like the charging station, "AIBOne," and memory sticks. Essential "Buyer's Story" Checklist

is a journey into the world of vintage tech collecting, primarily through second-hand markets like and Japanese proxy services. Where to Buy

models are prone to joint problems; ensure the seller confirms the legs move smoothly without "clicking".

Because Sony stopped production nearly two decades ago, you won't find these brand new.

models ranging from "for parts" units to "fully working" serviced robots.

: The most common marketplace. You can find listings for Sony AIBO ERS-7