Don Heffner vs. John Sullivan — Career Comparison

Don Heffner and John Sullivan are a strikingly close offensive match — their adjusted numbers sit nearly on top of each other across the most important hitting dimensions. Their on-base numbers were nearly identical (OBP+ 90 for Don Heffner, 90 for John Sullivan), and so was their slugging (SLG+ 72 vs 75). The overall lean goes to John Sullivan, but the margin between these two hitters is genuinely razor-thin.