Ungraded vs Grade 8.0 Mad #20 (1955): price difference
Mad #20 (1955) value — Ungraded $57 vs Grade 8.0 $576. Grade 8.0 sells for 10.11× Ungraded (+911%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 10.11× (+911%) the Ungraded price — a $519 difference per comic.
Grade 6.0 sells for 4.56× (+356%) the Ungraded price — a $203 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Mad #20 (1955), the jump from Ungraded to Grade 8.0 is worth $519 (10.11×) — 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).