Ungraded vs PSA 10 Mewtwo EX #157: price difference
Mewtwo EX #157 value — Ungraded $40 vs PSA 10 $1501. PSA 10 sells for 37.53× Ungraded (+3653%). Prices updated July 2026.
Medians of real sold listings per grade, updated July 2026 — how we compute values.
PSA 10 sells for 37.53× (+3653%) the Ungraded price — a $1,461 difference per card.
PSA 10 sells for 6.82× (+582%) the Grade 9 price — a $1,281 difference per card.
Should you get this card graded?
Grading runs about $30 per card all-in. On Mewtwo EX #157, the jump from Ungraded to PSA 10 is worth $1,461 (37.53×) — 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).