2024 Subaru Legacy Premium Mpg. Use our handy tool to get estimated annual fuel costs based on your driving habits. Here are the subaru legacy mpg ratings for each, as well as the trims where you'll find them:

2024 subaru legacy mpg & engine performance the 2024 subaru legacy offers two dynamic engines, each with excellent fuel economy, especially on the highway. Expect fuel economy of approximately 24/32 mpg.