Gladwin was a right hand batsman and played 510 innings in 374 first-class matches at an average of 17.35, and a top score of 124 not out.[2] His batting performance stands out in comparison with fellow Derbyshire pace bowlers Bestwick, Copson, Jackson, Rhodes, Ward and Hendrick – who did not make a single fifty between them in 2,195 first-class innings.