Wei-Yin Chen vs. Lawrence Simpson — Career Comparison

Looking at the career totals, Wei-Yin Chen and Lawrence Simpson are fairly close on the surface numbers. Wei-Yin Chen posted stronger numbers in ERA (4.18 vs 4.3) and WHIP (1.289 vs 1.398). Lawrence Simpson had the advantage in home runs allowed (0.77 per nine innings vs 1.32). By the career numbers, Wei-Yin Chen 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.