Greg Zaun Calls a Better Game Than Matt Wieters

Jeremy Guthrie turned in a fine pitching performance on Wednesday, but he didn't get the result he deserved from his quality start. If you need a hint as to why the up-and-down Guthrie was up, look behind the plate. Guthrie—like other O's hurlers—pitches better when Gregg Zaun is catching.Six of Guthrie's seven wins have come when Zaun started (Apr. 6, Apr. 11, May 14, May 25, June 21, June 27, July 19). Overall, Zaun is calling better games than Matt Wieters regardless of the starter.Four Orioles pitchers—Guthrie, David Hernandez, Brad Bergesen, and Jason Berken—have started enough games with each catcher to draw worthwhile comparisons between the two backstops. Taken as a whole, these comparisons reveal the value of having a veteran catcher calling games for you.Jeremy Guthrie With Zaun catching: Allowed eight home runs in 10 games, a .265 average, a .327 on-base percentage, .448 slugging percentage, and a .775 OPS.With Wieters cathing: Allowed ...