PSA vs BGS vs CGC vs SGC vs TAG: Who Actually Grades Hardest

Five of the most graded cards in history. Every grade from every grader. The data says a PSA 10 is easier to obtain than most competing top grades, and the market pays for it anyway. Cards analyzed: 2023 Van Gogh Pikachu, 1989 Upper Deck Ken Griffey Jr. rookie, 1990 Fleer Michael Jordan, 1986 Topps Jerry Rice rookie, 1999 Unlimited Charizard Holo. Covered: PSA vs BGS vs CGC vs SGC vs TAG, gem rates and condition rarity, percentile difficulty by grade, BGS 10 Pristine and Black Label scarcity,...