Ungraded vs Grade 8.0 Uncanny X-Men #142 (1981): price difference
Uncanny X-Men #142 (1981) value — Ungraded $38 vs Grade 8.0 $67. Grade 8.0 sells for 1.76× Ungraded (+76%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 1.76× (+76%) the Ungraded price — a $29 difference per comic.
Grade 8.0 sells for 1.68× (+68%) the Grade 6.0 price — a $27 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Uncanny X-Men #142 (1981), the jump from Ungraded to Grade 8.0 is worth $29 (1.76×) — at today's prices that doesn't cover the fee — grading this one is for the collection, not the flip. 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).