Ungraded vs Grade 8.0 Adventure Comics #150 (1950): price difference
Adventure Comics #150 (1950) value — Ungraded $100 vs Grade 8.0 $1320. Grade 8.0 sells for 13.2× Ungraded (+1220%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 13.2× (+1220%) the Ungraded price — a $1,220 difference per comic.
Grade 6.0 sells for 5.46× (+446%) the Ungraded price — a $446 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Adventure Comics #150 (1950), the jump from Ungraded to Grade 8.0 is worth $1,220 (13.2×) — 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).