Kevin Mitchell vs Ruben Sierra batting average in 1989ShareKMIn the 1989 regular season, Kevin Mitchell has .291 batting average to Ruben Sierra's .306.Kevin Mitchell compared with Ruben Sierra, one row per statistic.Kevin MitchellDH · #7vsRuben SierraDH · #21.291Batting Averagebetter.306Keep goingKevin Mitchell vs Ruben Sierra career batting averageKevin Mitchell vs Ruben Sierra home runs in 1989Kevin Mitchell vs Ruben Sierra rbi in 1989Kevin Mitchell career batting averageRuben Sierra career batting average