Ungraded vs Grade 8.0 Invincible #91 (2012): price difference
Invincible #91 (2012) value — Ungraded $31 vs Grade 8.0 $120. Grade 8.0 sells for 3.87× Ungraded (+287%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 3.87× (+287%) the Ungraded price — a $89 difference per comic.
Grade 8.0 sells for 4.44× (+344%) the Grade 6.0 price — a $93 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Invincible #91 (2012), the jump from Ungraded to Grade 8.0 is worth $89 (3.87×) — 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).