Ungraded vs Grade 8.0 Blackhawk #91 (1955): price difference
Blackhawk #91 (1955) value — Ungraded $20 vs Grade 8.0 $279. Grade 8.0 sells for 13.95× Ungraded (+1295%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 13.95× (+1295%) the Ungraded price — a $259 difference per comic.
Grade 6.0 sells for 5.65× (+465%) the Ungraded price — a $93 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Blackhawk #91 (1955), the jump from Ungraded to Grade 8.0 is worth $259 (13.95×) — 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).