Ungraded vs Grade 8.0 Sonic the Hedgehog #157 (2005): price difference
Sonic the Hedgehog #157 (2005) value — Ungraded $25 vs Grade 8.0 $420. Grade 8.0 sells for 16.8× Ungraded (+1580%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 8.0
$25→$420
Grade 8.0 sells for 16.8× (+1580%) the Ungraded price — a $395 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Sonic the Hedgehog #157 (2005), the jump from Ungraded to Grade 8.0 is worth $395 (16.8×) — 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).