Ungraded vs Grade 8.0 Avengers #158 (1977): price difference
Avengers #158 (1977) value — Ungraded $7 vs Grade 8.0 $79. Grade 8.0 sells for 11.29× Ungraded (+1029%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 11.29× (+1029%) the Ungraded price — a $72 difference per comic.
Grade 6.0 sells for 9.43× (+843%) the Ungraded price — a $59 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Avengers #158 (1977), the jump from Ungraded to Grade 8.0 is worth $72 (11.29×) — 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).