What is the going rate for a loose copy of Grandma's Boy on PSP?

A loose copy of Grandma's Boy on PSP is currently valued at $38.

Is there a significant difference in value between sealed and loose copies?

Yes, a sealed copy is valued at $68, compared to $38 for a loose copy.

How much more is a complete-in-box version worth compared to a loose copy?

The complete-in-box version sells for $40, which is $2 more than the loose copy price.

Grandma's Boy - Unrated [UMD] — PSP Price & Value

Name: Grandma's Boy - Unrated [UMD] — PSP Price & Value
Brand: PSP

PSP

What Grandma's Boy - Unrated [UMD] for PSP is worth — loose cart, complete in box, and sealed.

Grandma's Boy - Unrated [UMD] value — Loose $38 · Complete (CIB) $40 · Sealed (new) $68. Prices updated July 2026.

Platform · PSP

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↗ Rising · +55%

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Complete-in-box price history

Monthly CIB value, based on sold comps.

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PriceCharting — Grandma's Boy - Unrated [UMD] (PSP)$39.99

Game details

Brand: PSP
Platform: PSP

Grandma's Boy - Unrated [UMD] (PSP) resale value

A loose copy of Grandma's Boy - Unrated [UMD] averages around $38. A complete-in-box (CIB) copy — game, box, and manual — runs about $40, and a factory-sealed copy commands $68.

What drives the price

Condition is everything: a clean, unscratched label, an intact box without crushing, and the original manual can swing the value 30–50%. Test that the game works before you buy or sell.

Price guide

What this actually trades for — sold values by condition vs. what sellers are asking today

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Condition	Value	Based on
Loose	$38	eBay sold comps
Complete (CIB)	$40	eBay sold comps
Sealed (new)	$68	eBay sold comps
Graded (WATA/CGC)	$75	eBay sold comps

Frequently asked questions

What is the going rate for a loose copy of Grandma's Boy on PSP?: A loose copy of Grandma's Boy on PSP is currently valued at $38.
Is there a significant difference in value between sealed and loose copies?: Yes, a sealed copy is valued at $68, compared to $38 for a loose copy.
How much more is a complete-in-box version worth compared to a loose copy?: The complete-in-box version sells for $40, which is $2 more than the loose copy price.