Ungraded vs Grade 8.0 The X-Men #129 (1980): price difference
The X-Men #129 (1980) value — Ungraded $115 vs Grade 8.0 $160. Grade 8.0 sells for 1.39× Ungraded (+39%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 1.39× (+39%) the Ungraded price — a $45 difference per comic.
Grade 8.0 sells for 1.4× (+40%) the Grade 6.0 price — a $46 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On The X-Men #129 (1980), the jump from Ungraded to Grade 8.0 is worth $45 (1.39×) — 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).