Ungraded vs Grade 6.0 Superman #657 (2006): price difference
Superman #657 (2006) value — Ungraded $2 vs Grade 6.0 $30. Grade 6.0 sells for 15× Ungraded (+1400%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded vs Grade 6.0
$2→$30
Grade 6.0 sells for 15× (+1400%) the Ungraded price — a $28 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On Superman #657 (2006), the jump from Ungraded to Grade 6.0 is worth $28 (15×) — 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).