Ungraded vs Grade 8.0 Adventure Comics #229 (1956): price difference
Adventure Comics #229 (1956) value — Ungraded $88 vs Grade 8.0 $1102. Grade 8.0 sells for 12.52× Ungraded (+1152%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 12.52× (+1152%) the Ungraded price — a $1,014 difference per comic.
Grade 6.0 sells for 4.52× (+352%) the Ungraded price — a $310 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Adventure Comics #229 (1956), the jump from Ungraded to Grade 8.0 is worth $1,014 (12.52×) — 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).