Ungraded vs Grade 8.0 Detective Comics #225 (1955): price difference
Detective Comics #225 (1955) value — Ungraded $1000 vs Grade 8.0 $16319. Grade 8.0 sells for 16.32× Ungraded (+1532%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 16.32× (+1532%) the Ungraded price — a $15,319 difference per comic.
Grade 6.0 sells for 7.02× (+602%) the Ungraded price — a $6,015 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Detective Comics #225 (1955), the jump from Ungraded to Grade 8.0 is worth $15,319 (16.32×) — 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).