Ungraded vs Grade 8.0 Black Cat #28 (1951): price difference
Black Cat #28 (1951) value — Ungraded $103 vs Grade 8.0 $375. Grade 8.0 sells for 3.64× Ungraded (+264%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 8.0
$103→$375
Grade 8.0 sells for 3.64× (+264%) the Ungraded price — a $272 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Black Cat #28 (1951), the jump from Ungraded to Grade 8.0 is worth $272 (3.64×) — 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).