Juan Alvarez vs. Carlos Reyes — Career Comparison

On the career pitching numbers, Carlos Reyes posted a stronger line than Juan Alvarez. Carlos Reyes posted stronger numbers in ERA (4.66 vs 5.22) and WHIP (1.464 vs 1.657). By the career numbers, Carlos Reyes had the better of this comparison — though ERA and WHIP alone don't account for era, park factors, or the defenses each pitcher worked behind.