Ungraded vs Grade 8.0 Detective Comics #8 (1937): price difference
Detective Comics #8 (1937) value — Ungraded $1536 vs Grade 8.0 $20747. Grade 8.0 sells for 13.51× Ungraded (+1251%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 13.51× (+1251%) the Ungraded price — a $19,211 difference per comic.
Grade 6.0 sells for 13.28× (+1228%) the Ungraded price — a $18,864 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Detective Comics #8 (1937), the jump from Ungraded to Grade 8.0 is worth $19,211 (13.51×) — 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).