Ungraded vs Grade 8.0 Fantastic Four #143 (1974): price difference
Fantastic Four #143 (1974) value — Ungraded $8 vs Grade 8.0 $61. Grade 8.0 sells for 7.63× Ungraded (+663%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 7.63× (+663%) the Ungraded price — a $53 difference per comic.
Grade 6.0 sells for 4.75× (+375%) the Ungraded price — a $30 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Fantastic Four #143 (1974), the jump from Ungraded to Grade 8.0 is worth $53 (7.63×) — 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).