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Our algorithm tracks 150 verified sales from eBay and other marketplaces. We don't use asking prices, only what buyers actually pay.
We automatically exclude damaged items, reproductions, and extreme outliers to ensure the average is representative of the true market value.
The retro market moves fast. Our database refreshes every day to capture the latest trends and shifts in collector demand.
Confidence Score: High • Based on 150 verified transactions
Currently, the value of a Complete In Box (CIB) copy of Koffi: Yellow Kopter is estimated around $56.78. For collectors looking for a Loose copy, transactions usually happen around $30.00. The price gap suggests that the box is relatively common.
Released on Atari 5200, this title is an interesting piece for any Atari 5200 collector. The price is currently attractive compared to its historical average.
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Our algorithm tracks 150 verified sales from eBay and other marketplaces. We don't use asking prices, only what buyers actually pay.
We automatically exclude damaged items, reproductions, and extreme outliers to ensure the average is representative of the true market value.
The retro market moves fast. Our database refreshes every day to capture the latest trends and shifts in collector demand.
Confidence Score: High • Based on 150 verified transactions