![Danny Manning [Error] #40 1989 Hoops Basketball](/api/images/junkpal-products/sports/danny-manning-error-40-basketball-cards-1989-hoops-sport/cover.webp)
Grade 9 vs PSA 10 Danny Manning [Error] #40 1989 Hoops Basketball: price difference
Danny Manning [Error] #40 1989 Hoops Basketball value — Grade 9 $5 vs PSA 10 $29. PSA 10 sells for 5.8× Grade 9 (+480%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 5.8× (+480%) the Grade 9 price — a $24 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Danny Manning [Error] #40 1989 Hoops Basketball, the jump from Grade 9 to PSA 10 is worth $24 (5.8×) — 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).