2025 Nissan Sentra Mpg. The 2025 sentra sr is rated for 30 mpg in the city, 38 mpg on the highway, and 33 mpg combined (the s and sv, on smaller wheels, nudges the highway number up to 40 mpg, and. Use our handy tool to get estimated annual fuel costs based on your driving habits.

Discover the 2025 nissan sentra: With enough power for easy freeway merges and up to 40 miles per gallon1 when you’re cruising the sentra is the perfect balance of performance and efficiency.