Apple's iOS 16 update for CarPlay includes a long-overdue feature: Smart Display Zoom. This setting automatically optimizes CarPlay for a vehicle's specific infotainment screen, addressing the wide variety of display shapes and sizes found in modern cars. The addition aims to ensure a better visual experience for users by adapting the interface to fit their dashboard.

Testing reveals that Smart Display Zoom can significantly improve how apps display content, allowing for more information to be shown on screen in some cases. While not every app shows a dramatic difference, the setting proves beneficial for those that do. This feature should have been a standard option from the initial rollout of CarPlay, given the diversity of vehicle displays.

Previously, users had to accept default scaling, which often resulted in suboptimal layouts. The Smart Display Zoom setting, found within CarPlay's Display settings, offers a simple yet effective solution. Its inclusion in iOS 16 provides a more tailored and functional CarPlay experience for a wider range of vehicles.