Ungraded vs Grade 8.0 Superman #108 (1956): price difference
Superman #108 (1956) value — Ungraded $40 vs Grade 8.0 $598. Grade 8.0 sells for 14.95× Ungraded (+1395%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 14.95× (+1395%) the Ungraded price — a $558 difference per comic.
Grade 6.0 sells for 6.05× (+505%) the Ungraded price — a $202 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Superman #108 (1956), the jump from Ungraded to Grade 8.0 is worth $558 (14.95×) — 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).