Ungraded vs Grade 8.0 Heroes, Inc. Presents Cannon #1 (1968): price difference
Heroes, Inc. Presents Cannon #1 (1968) value — Ungraded $28 vs Grade 8.0 $53. Grade 8.0 sells for 1.89× Ungraded (+89%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 1.89× (+89%) the Ungraded price — a $25 difference per comic.
Grade 8.0 sells for 2.41× (+141%) the Grade 6.0 price — a $31 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Heroes, Inc. Presents Cannon #1 (1968), the jump from Ungraded to Grade 8.0 is worth $25 (1.89×) — 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).