Ungraded vs Grade 8.0 Superman #21 (1943): price difference
Superman #21 (1943) value — Ungraded $270 vs Grade 8.0 $982. Grade 8.0 sells for 3.64× Ungraded (+264%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 3.64× (+264%) the Ungraded price — a $712 difference per comic.
Grade 6.0 sells for 3.6× (+260%) the Ungraded price — a $701 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Superman #21 (1943), the jump from Ungraded to Grade 8.0 is worth $712 (3.64×) — 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).