Ungraded vs Grade 8.0 Howard the Duck #18 (1977): price difference
Howard the Duck #18 (1977) value — Ungraded $2 vs Grade 8.0 $21. Grade 8.0 sells for 10.5× Ungraded (+950%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 10.5× (+950%) the Ungraded price — a $19 difference per comic.
Grade 6.0 sells for 6× (+500%) the Ungraded price — a $10 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Howard the Duck #18 (1977), the jump from Ungraded to Grade 8.0 is worth $19 (10.5×) — 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).