Ungraded vs Grade 8.0 The X-Men #121 (1979): price difference
The X-Men #121 (1979) value — Ungraded $55 vs Grade 8.0 $80. Grade 8.0 sells for 1.45× Ungraded (+45%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 1.45× (+45%) the Ungraded price — a $25 difference per comic.
Grade 8.0 sells for 1.33× (+33%) the Grade 6.0 price — a $20 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On The X-Men #121 (1979), the jump from Ungraded to Grade 8.0 is worth $25 (1.45×) — 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).