Ungraded vs Grade 8.0 Superman #51 (1948): price difference
Superman #51 (1948) value — Ungraded $281 vs Grade 8.0 $1095. Grade 8.0 sells for 3.9× Ungraded (+290%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 3.9× (+290%) the Ungraded price — a $814 difference per comic.
Grade 8.0 sells for 2.58× (+158%) the Grade 6.0 price — a $670 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Superman #51 (1948), the jump from Ungraded to Grade 8.0 is worth $814 (3.9×) — 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).