Ungraded vs PSA 10 Stinger #C399 2021 Upper Deck Ud Canvas Hockey: price difference
Stinger #C399 2021 Upper Deck Ud Canvas Hockey value — Ungraded $10 vs PSA 10 $47. PSA 10 sells for 4.7× Ungraded (+370%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 4.7× (+370%) the Ungraded price — a $37 difference per card.
PSA 10 sells for 2.24× (+124%) the Grade 9 price — a $26 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Stinger #C399 2021 Upper Deck Ud Canvas Hockey, the jump from Ungraded to PSA 10 is worth $37 (4.7×) — 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).