Ungraded vs Grade 8.0 Spider-Man [Newsstand] #13 (1991): price difference
Spider-Man [Newsstand] #13 (1991) value — Ungraded $26 vs Grade 8.0 $50. Grade 8.0 sells for 1.92× Ungraded (+92%). Prices updated August 2026.
Medians of real sold listings per grade, updated August 2026 — how we compute values.
Grade 8.0 sells for 1.92× (+92%) the Ungraded price — a $24 difference per comic.
Grade 6.0 sells for 1.62× (+62%) the Ungraded price — a $16 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Spider-Man [Newsstand] #13 (1991), the jump from Ungraded to Grade 8.0 is worth $24 (1.92×) — 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).