Ungraded vs PSA 10 Cool Porygon #15: price difference
Cool Porygon #15 value — Ungraded $90 vs PSA 10 $3000. PSA 10 sells for 33.33× Ungraded (+3233%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 33.33× (+3233%) the Ungraded price — a $2,910 difference per card.
PSA 10 sells for 20× (+1900%) the Grade 9 price — a $2,850 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Cool Porygon #15, the jump from Ungraded to PSA 10 is worth $2,910 (33.33×) — if your copy grades at the top, that premium can cover the fee. A grade below the top one changes the math, so run your exact numbers first.
Run the grading break-even math →Values are estimates from real sales data — not appraisals or offers. Some links earn JunkPal a commission at no cost to you (disclosure).