Ungraded vs Grade 8.0 Marvel Tales #131 (1955): price difference
Marvel Tales #131 (1955) value — Ungraded $87 vs Grade 8.0 $323. Grade 8.0 sells for 3.71× Ungraded (+271%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 3.71× (+271%) the Ungraded price — a $236 difference per comic.
Grade 6.0 sells for 2.71× (+171%) the Ungraded price — a $149 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Marvel Tales #131 (1955), the jump from Ungraded to Grade 8.0 is worth $236 (3.71×) — 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).