DC Studios is a broader entity that encompasses all aspects of DC's media production, including films, television, and animated projects. In contrast, DC Films specifically refers to the division responsible for producing live-action films based on DC Comics characters.
DC Studios was established to streamline and unify the creative direction of all DC-related content, while DC Films focuses primarily on theatrical releases and cinematic storytelling.
Pro tip: Keep an eye on announcements from DC Studios, as they often detail future projects across various media, not just films.