2020 BMW i8 Specs: MPG, Gas Mileage, Engine Size & Dimensions
2020 BMW i8 Specs at a Glance
The 2020 BMW i8 gets 27 mpg combined on the 1.5L All-Wheel Drive configuration, is EPA-rated for 320 miles of range. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 27 mpg (26 city / 29 hwy)
- Best configuration: 1.5L · All-Wheel Drive · Automatic 6-spd
- EPA range
- 320 miles
- Engine
- 1.5L 3-cyl
- 1.5L · All-Wheel Drive · Automatic 6-spd
2020 BMW i8 trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 |
| Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 |
Detailed Specifications
MPG & Fuel Economy
MPG for every year and trim
View details →Engine Specifications
Engine Specs for every year and trim
View details →Annual Fuel Cost
Fuel Cost for every year and trim
View details →Transmission Specifications
Transmission for every year and trim
View details →Drivetrain & Drive Type
Drivetrain for every year and trim
View details →Vehicle Class & EPA Size Category
Vehicle Class for every year and trim
View details →Maintenance Schedule & Service Intervals
Maintenance for every year and trim
View details →Electric Range & Charging Time
EV Range for every year and trim
View details →BMW i8 Generations
Grouped by year ranges where the engine lineup, drivetrain options, and EPA class stay consistent — a derived approximation of the factory generations, not a manufacturer-published list.
| Years | Variants | Engines | Drive | Class | Best MPG |
|---|---|---|---|---|---|
| 2019–2020 | 4 | 1.5L | All-Wheel Drive | Subcompact Cars, Two Seaters | 27 |
| 2015–2017 | 3 | 1.5L | All-Wheel Drive | Subcompact Cars | 28 |
BMW i8 — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2020 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 | Premium Gasoline |
| 2020 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 | Premium Gasoline |
| 2019 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 | Premium Gasoline |
| 2019 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 26 | 29 | 27 | Premium Gasoline |
| 2017 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 28 | 29 | 28 | Premium Gasoline |
| 2016 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 28 | 29 | 28 | Premium Gasoline |
| 2015 | Auto 6-spd, 3 cyl, 1.5 L | 3 · 1.5L | Automatic 6-spd | All-Wheel Drive | 28 | 29 | 28 | Premium Gasoline |
Compare across every brand
All BMW i8 specifications
BMW i8 — Frequently Asked Questions
What is the fuel economy of the 2020 BMW i8?
The BMW i8 is EPA-rated at up to 28 MPG combined (28 city / 29 highway), a historical peak recorded on the 2017 model year.
What engine does the 2020 BMW i8 have?
The BMW i8 uses a 1.5L 3-cylinder engine paired with an Automatic 6-spd transmission.
How far can the 2020 BMW i8 go on a full charge and tank?
As a plug-in hybrid, the BMW i8 has an EPA-rated total driving range of up to 330 miles combining electric and gasoline operation.
What years of the BMW i8 are covered here?
This page documents 7 verified BMW i8 configurations across model years 2015–2020.
Which model year of the BMW i8 is the most fuel efficient?
The 2017 BMW i8 holds the highest combined rating at 28 MPG; the 2019 sits lowest at 27 MPG, a difference of 1 MPG (about 4%) across the 5 rated years on file.
How many engine options does the BMW i8 have?
Across every year on record the BMW i8 uses one displacement, 1.5L, so trims differ by drivetrain and equipment rather than engine size.
Is the 2020 BMW i8 front-wheel drive or all-wheel drive?
Every BMW i8 configuration on record here is All-Wheel Drive; no alternative drivetrain appears in the 2015–2020 data.