SF Giants 2026 spring training preview: catchers

SCOTTSDALE, Ariz. — Fielding Run Value is a metric that attempts to quantify a player’s measurable defensive performance. It cannot quantify the intangibles of catching, such as leadership or pitch calling, but it’s one of the best contemporary means of assessing value with the glove.

Since Patrick Bailey made his debut, he has been worth +79 FRV, the most in baseball. How good is that? The player in second is the Toronto Blue Jays’ Alejandro Kirk at +50. The difference between Bailey and...