MileGrade

EPA ratings · 2020 · BMW

2020 BMW Fuel Economy

EPA rated 17 BMW models for 2020. Each model page lists every trim's city, highway and combined figure and works the rating into a cost per mile at a price and mileage you set.

Models

2020 BMW models with combined rating range
ModelTrimsCombined, lowest to highest trim
2 Series724–27 MPG
3 Series228–30 MPG
4 Series1521–27 MPG
5 Series · plug-in625–28 MPG
7 Series · plug-in520–24 MPG
8 Series623–25 MPG
i3 · plug-in431–113 MPG/MPGe
i8 · plug-in227 MPG
M3716–25 MPG
X1226–27 MPG
X2326–27 MPG
X3 · plug-in616–27 MPG
X4416–25 MPG
X5615–23 MPG
X6515–23 MPG
X7317–22 MPG
Z4226–27 MPG

Combined is EPA's 55% city / 45% highway blend. Electric and plug-in models show MPGe, gasoline-equivalent miles per gallon; their pages carry the kWh per 100 miles that charging cost actually turns on.

Related tools

Informational only — published averages for scale and comparison, not a quote for any pump, utility or vehicle. Your own price is the one that counts, and every calculator on this site takes it as an input.

Source: U.S. EPA and U.S. DOE, fueleconomy.gov vehicles.csv dated 2026-09-29.