Ungraded vs Grade 8.0 Action Comics #140 (1950): price difference
Action Comics #140 (1950) value — Ungraded $133 vs Grade 8.0 $1019. Grade 8.0 sells for 7.66× Ungraded (+666%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 7.66× (+666%) the Ungraded price — a $886 difference per comic.
Grade 6.0 sells for 4.24× (+324%) the Ungraded price — a $431 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Action Comics #140 (1950), the jump from Ungraded to Grade 8.0 is worth $886 (7.66×) — 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).