Ungraded vs Grade 8.0 Thor #188 (1971): price difference
Thor #188 (1971) value — Ungraded $13 vs Grade 8.0 $81. Grade 8.0 sells for 6.23× Ungraded (+523%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 6.23× (+523%) the Ungraded price — a $68 difference per comic.
Grade 6.0 sells for 5.15× (+415%) the Ungraded price — a $54 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Thor #188 (1971), the jump from Ungraded to Grade 8.0 is worth $68 (6.23×) — 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).