Ungraded vs Grade 8.0 The Transformers #40 (1988): price difference
The Transformers #40 (1988) value — Ungraded $8 vs Grade 8.0 $65. Grade 8.0 sells for 8.13× Ungraded (+713%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 8.0 sells for 8.13× (+713%) the Ungraded price — a $57 difference per comic.
Grade 8.0 sells for 3.61× (+261%) the Grade 6.0 price — a $47 difference per comic.
Should you get this comic graded?
Grading runs about $30 per comic all-in. On The Transformers #40 (1988), the jump from Ungraded to Grade 8.0 is worth $57 (8.13×) — 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).