Ungraded vs Grade 6.0 Adventure Comics #66 (1941): price difference
Adventure Comics #66 (1941) value — Ungraded $792 vs Grade 6.0 $1288. Grade 6.0 sells for 1.63× Ungraded (+63%). Prices updated August 2026.
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Medians of real sold listings per grade, updated August 2026 — how we compute values.
Ungraded vs Grade 6.0
$792→$1288
Grade 6.0 sells for 1.63× (+63%) the Ungraded price — a $496 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Adventure Comics #66 (1941), the jump from Ungraded to Grade 6.0 is worth $496 (1.63×) — 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).