Ungraded vs Grade 8.0 Detective Comics #15 (1938): price difference
Detective Comics #15 (1938) value — Ungraded $1016 vs Grade 8.0 $12000. Grade 8.0 sells for 11.81× Ungraded (+1081%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 11.81× (+1081%) the Ungraded price — a $10,984 difference per comic.
Grade 6.0 sells for 4.39× (+339%) the Ungraded price — a $3,443 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Detective Comics #15 (1938), the jump from Ungraded to Grade 8.0 is worth $10,984 (11.81×) — 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).