Ungraded vs Grade 8.0 Sonic the Hedgehog #290 (2016): price difference
Sonic the Hedgehog #290 (2016) value — Ungraded $100 vs Grade 8.0 $150. Grade 8.0 sells for 1.5× Ungraded (+50%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 8.0
$100→$150
Grade 8.0 sells for 1.5× (+50%) the Ungraded price — a $50 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Sonic the Hedgehog #290 (2016), the jump from Ungraded to Grade 8.0 is worth $50 (1.5×) — 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).