Ungraded vs Grade 8.0 Invincible #15 (2004): price difference
Invincible #15 (2004) value — Ungraded $65 vs Grade 8.0 $70. Grade 8.0 sells for 1.08× Ungraded (+8%). Prices updated September 2026.
Medians of real sold listings per grade, updated September 2026 — how we compute values.
Grade 8.0 sells for 1.08× (+8%) the Ungraded price — a $5 difference per comic.
Grade 8.0 sells for 1.06× (+6%) the Grade 6.0 price — a $4 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Invincible #15 (2004), the jump from Ungraded to Grade 8.0 is worth $5 (1.08×) — 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).