MPG by Model

MakesBMWi8

BMW i8 MPG

Its best-rated version reaches 28 MPG combined in 2014–2017, with its plug-in hybrid version. Its weakest year peaked at 27 MPG (2019–2020).

BMW i8: best and lowest EPA combined MPG of its versions, model years 2014–2020202530MPG2014202028 MPG peaklowest peak 27BMW i8: best and lowest EPA combined MPG by model year202530MPG201420162020
lowest to best versionbest version is a hybridmedian of its class
555.6 gal

a year at 15,000 miles for the best 2020 version, the I8 Coupe. Put it next to its 2014 predecessor, at your own mileage.

Compare in gallons

The BMW i8 has EPA ratings for six model years, 2014–2020, every one of them among subcompact cars. Its best version ranked fifth (tied) of 35 two-seater cars in 2019, behind the class leader, the Fiat 124 Spider, and it placed in its class top five in two model years.

The first plug-in hybrid version of the i8 arrived in 2014, when 10 of 181 cars offered one. Of the 991 car nameplates on this site, few have had a plug-in hybrid version (49 of them); this one has.

Among 40 two-seater cars, 2020

The i8 placed fourth (tied). The class leader was the Fiat 124 Spider at 30 MPG. The next higher rating, 28 MPG, belongs to the Alfa Romeo 4C.

Best EPA combined MPG of each of the 40 two-seater cars rated for 20201015202530i8 27median 18124 SpiderBest EPA combined MPG of each of the 40 two-seater cars rated for 20201015202530i8 27median 18
All 6 model years, best and lowest version
Model yearsBest versionCombinedCity / hwyLowest versionVersions
2019–2020I8 Coupe plug-in hybrid2726 / 29272
2014–2017i8 plug-in hybrid2828 / 29281

Version names in the EPA list: i8, I8 Coupe, I8 Roadster.

Same class, 2020

Fiat 124 Spider30 MPGBMW Z427 MPGMercedes-Benz SLC-Class27 MPGBugatti Divo10 MPG

Read next: How EPA MPG ratings changed from 1984 to 2026 · How to read this page