Ungraded vs Grade 8.0 Action Comics #434 (1974): price difference
Action Comics #434 (1974) value — Ungraded $7 vs Grade 8.0 $109. Grade 8.0 sells for 15.57× Ungraded (+1457%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 15.57× (+1457%) the Ungraded price — a $102 difference per comic.
Grade 8.0 sells for 4.19× (+319%) the Grade 6.0 price — a $83 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Action Comics #434 (1974), the jump from Ungraded to Grade 8.0 is worth $102 (15.57×) — 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).