Grade 9 vs PSA 10 Speedroid Marble Machine DUOV-EN034: price difference
Speedroid Marble Machine DUOV-EN034 value — Grade 9 $6 vs PSA 10 $32. PSA 10 sells for 5.33× Grade 9 (+433%). Prices updated July 2026.
↘ Falling · -76%
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Grade 9 vs PSA 10
$6→$32
PSA 10 sells for 5.33× (+433%) the Grade 9 price — a $26 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Speedroid Marble Machine DUOV-EN034, the jump from Grade 9 to PSA 10 is worth $26 (5.33×) — 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).