Primarily a center fielder, Seymour retired with 1,724 hits and a lifetime batting average (BA) of .303. He was a pitcher for his first five seasons, ending his MLB career with a 61–56 win–loss record and a 3.76 earned run average (ERA) in 140 games pitched (123 as a starting pitcher). Seymour is the only player apart from Babe Ruth to finish his career with at least 50 home runs (HR) and 50 pitching wins. Seymour is the Reds' career leader in batting average (.332) and holds the Reds' single-season record for batting average (.377 in ).