In X4: Foundations, players can personally pilot a wide range of ships, from small scouts to massive carriers, and even remotely control drones and utility vehicles. The game emphasizes seamless transitions between ships and stations, allowing players to walk around and interact with their environment.

The storyline of X4: Foundations revolves around the player's journey in a living universe where they can build their own economy, engage in trade, and influence the fate of various factions. Players can choose different starting scenarios and characters, each with unique relationships and technologies.

X4: Foundations stands out with its modular station building, allowing players to create customized space stations, and a detailed economy where all items are produced from resources. The game also features a powerful map system for managing fleets and trade routes, enhancing strategic gameplay.