BMW I8 MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated BMW I8 model year from 2014 to 2020 — each engine and transmission with its official city, highway and combined figures. Over these years the I8 has been offered with 1.5L 3-cyl engines; the most efficient version is the 2017 (up to 28 MPG combined). Every rated gas version calls for premium gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

BMW I8 fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2020 27 MPG 1.5L 3-cyl
2019 27 MPG 1.5L 3-cyl $69,991 21 listings
2017 28 MPG 1.5L 3-cyl
2016 28 MPG 1.5L 3-cyl $52,973 12 listings
2015 28 MPG 1.5L 3-cyl $41,993 6 listings
2014 28 MPG 1.5L 3-cyl

2020 BMW I8: engines & MPG

The 2020 I8 was EPA-rated in 2 versions (1.5L 3-cyl), with combined economy of 27 MPG.

VersionEngineTransmissionFuelCityHwyCombined
I8 Roadster 1.5L 3-cyl Automatic 6-spd Premium 26 29 27 MPG · 36 MPGe on electricity · 320 mi range
I8 Coupe 1.5L 3-cyl Automatic 6-spd Premium 26 29 27 MPG · 36 MPGe on electricity · 320 mi range

2019 BMW I8: engines & MPG

The 2019 I8 was EPA-rated in 2 versions (1.5L 3-cyl), with combined economy of 27 MPG. Used 2019 models currently list for a median of $69,991 on VehiSales (21 for sale).

VersionEngineTransmissionFuelCityHwyCombined
I8 Roadster 1.5L 3-cyl Automatic 6-spd Premium 26 29 27 MPG · 36 MPGe on electricity · 320 mi range
I8 Coupe 1.5L 3-cyl Automatic 6-spd Premium 26 29 27 MPG · 36 MPGe on electricity · 320 mi range

2017 BMW I8: engines & MPG

The 2017 I8 was EPA-rated in 1 version (1.5L 3-cyl), with combined economy of 28 MPG.

VersionEngineTransmissionFuelCityHwyCombined
i8 1.5L 3-cyl Automatic 6-spd Premium 28 29 28 MPG · 37 MPGe on electricity · 330 mi range

2016 BMW I8: engines & MPG

The 2016 I8 was EPA-rated in 1 version (1.5L 3-cyl), with combined economy of 28 MPG. Used 2016 models currently list for a median of $52,973 on VehiSales (12 for sale).

VersionEngineTransmissionFuelCityHwyCombined
i8 1.5L 3-cyl Automatic 6-spd Premium 28 29 28 MPG · 37 MPGe on electricity · 330 mi range

2015 BMW I8: engines & MPG

The 2015 I8 was EPA-rated in 1 version (1.5L 3-cyl), with combined economy of 28 MPG. Used 2015 models currently list for a median of $41,993 on VehiSales (6 for sale).

VersionEngineTransmissionFuelCityHwyCombined
i8 1.5L 3-cyl Automatic 6-spd Premium 28 29 28 MPG · 37 MPGe on electricity · 330 mi range

2014 BMW I8: engines & MPG

The 2014 I8 was EPA-rated in 1 version (1.5L 3-cyl), with combined economy of 28 MPG.

VersionEngineTransmissionFuelCityHwyCombined
i8 1.5L 3-cyl Automatic 6-spd Premium 28 29 28 MPG · 37 MPGe on electricity · 330 mi range

Frequently asked questions

What MPG does a BMW I8 get?

Depending on year and engine, EPA combined ratings for the I8 range from 27 to 28 MPG. The most efficient rated version is the 2017 model year.

What engines does the 2020 BMW I8 have?

The 2020 I8 was EPA-rated with 1.5L 3-cyl engines — see the 2020 table above for each version's exact city/highway figures.

Does the BMW I8 require premium gas?

Yes — every EPA-rated gas I8 version specifies premium gasoline.

Is there a hybrid or electric I8?

Yes — the ratings above include hybrid versions; look for them in the per-year tables.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of August 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, BMW I8 EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/bmw/i8.

Fuel economy of other models

BMW X3 MPG by year · BMW X5 MPG by year · BMW 3-Series MPG by year

See also: BMW I8 hub — live listings, prices & reliability · Used BMW I8 prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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