Gagliardini is a quick, hard-working, energetic, physically strong, and well-rounded midfielder, who is capable of playing as a box-to-box, central, attacking, or defensive midfielder. He is effective as a ball winner, but can also distribute the ball well and start attacking plays or provide assists after winning back possession, courtesy of his good vision and technique. He also possesses a good shot, which allows him to contribute to his team's offensive play with goals.