Ungraded vs Grade 8.0 Thor #140 (1967): price difference
Thor #140 (1967) value — Ungraded $15 vs Grade 8.0 $119. Grade 8.0 sells for 7.93× Ungraded (+693%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 7.93× (+693%) the Ungraded price — a $104 difference per comic.
Grade 6.0 sells for 2.87× (+187%) the Ungraded price — a $28 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Thor #140 (1967), the jump from Ungraded to Grade 8.0 is worth $104 (7.93×) — 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).