Ungraded vs Grade 8.0 Detective Comics #221 (1955): price difference
Detective Comics #221 (1955) value — Ungraded $104 vs Grade 8.0 $2880. Grade 8.0 sells for 27.69× Ungraded (+2669%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 27.69× (+2669%) the Ungraded price — a $2,776 difference per comic.
Grade 8.0 sells for 10.91× (+991%) the Grade 6.0 price — a $2,616 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Detective Comics #221 (1955), the jump from Ungraded to Grade 8.0 is worth $2,776 (27.69×) — 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).