Ungraded vs Grade 8.0 Action Comics #23 (1940): price difference
Action Comics #23 (1940) value — Ungraded $1195 vs Grade 8.0 $70015. Grade 8.0 sells for 58.59× Ungraded (+5759%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 58.59× (+5759%) the Ungraded price — a $68,820 difference per comic.
Grade 6.0 sells for 23.6× (+2260%) the Ungraded price — a $27,005 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Action Comics #23 (1940), the jump from Ungraded to Grade 8.0 is worth $68,820 (58.59×) — 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).