Ungraded vs Grade 8.0 Detective Comics #191 (1953): price difference
Detective Comics #191 (1953) value — Ungraded $131 vs Grade 8.0 $3840. Grade 8.0 sells for 29.31× Ungraded (+2831%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 29.31× (+2831%) the Ungraded price — a $3,709 difference per comic.
Grade 6.0 sells for 6.41× (+541%) the Ungraded price — a $709 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Detective Comics #191 (1953), the jump from Ungraded to Grade 8.0 is worth $3,709 (29.31×) — 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).