Abraham Tolosa vs. Frank Viola — Career Comparison

Looking at the career totals, Abraham Tolosa and Frank Viola are fairly close on the surface numbers. Abraham Tolosa posted stronger numbers in ERA (3.46 vs 3.73) and home runs allowed (0.23 per nine innings vs 0.93). Frank Viola had the advantage in WHIP (1.315 vs 1.397). By the career numbers, Abraham Tolosa 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.