![Ke'Bryan Hayes [Advanced Stat] #644 2021 Topps Baseball](/api/images/junkpal-products/sports/ke-bryan-hayes-advanced-stat-644-baseball-cards-2021-topps-sport/cover.webp)
Ungraded vs Grade 9 Ke'Bryan Hayes [Advanced Stat] #644 2021 Topps Baseball: price difference
Ke'Bryan Hayes [Advanced Stat] #644 2021 Topps Baseball value — Ungraded $37 vs Grade 9 $7. Ungraded sells for 5.29× Grade 9 (+429%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
Ungraded sells for 5.29× (+429%) the Grade 9 price — a $30 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Ke'Bryan Hayes [Advanced Stat] #644 2021 Topps Baseball, the jump from Grade 9 to Ungraded is worth $30 (5.29×) — 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).