2020 Chevrolet Impala Specs: MPG, Gas Mileage, Engine Size & Dimensions
2020 Chevrolet Impala Specs at a Glance
The 2020 Chevrolet Impala gets 22 mpg combined on the 3.6L Front-Wheel Drive configuration, weighs 3,785 lbs, measures 201.2 in long. Every figure below comes from EPA, NHTSA, or manufacturer published data — no estimates.
- Combined MPG
- 22 mpg (18 city / 28 hwy)
- Best configuration: 3.6L · Front-Wheel Drive · Automatic (S6)
- Engine
- 3.6L 6-cyl
- 3.6L · Front-Wheel Drive · Automatic (S6)
- Curb weight
- 3,785 lbs
- Heaviest recorded configuration: IMPALA 4DR SEDAN 3.6L LT/LTZ
- Length
- 201.2 in · 72.8 in wide · 59.1 in tall
- Wheelbase
- 111.8 in
2020 Chevrolet Impala trims and MPG
| Trim | Engine | Trans | Drive | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 22 |
| Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 |
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 →Dimensions & Size
Dimensions for every year and trim
View details →Curb Weight
Curb Weight for every year and trim
View details →Chevrolet Impala — All Years Overview
| Year | Trim | Engine | Trans | Drive | City | Hwy | Combined | Fuel |
|---|---|---|---|---|---|---|---|---|
| 2020 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 22 | Regular Gasoline |
| 2020 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2019 | Auto (S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (S6) | Front-Wheel Drive | 22 | 29 | 25 | Regular Gasoline |
| 2019 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 22 | Regular Gasoline |
| 2019 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2018 | Auto (S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (S6) | Front-Wheel Drive | 22 | 30 | 25 | Regular Gasoline |
| 2018 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 22 | Regular Gasoline |
| 2018 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2017 | Auto (S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (S6) | Front-Wheel Drive | 22 | 30 | 25 | Regular Gasoline |
| 2017 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2017 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 22 | Regular Gasoline |
| 2016 | Auto (S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (S6) | Front-Wheel Drive | 22 | 31 | 25 | Regular Gasoline |
| 2016 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 21 | Regular Gasoline |
| 2016 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 17 | 25 | 20 | Regular Gasoline |
| 2016 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2016 | Auto 6-spd, 6 cyl, 3.6 L | 6 · 3.6L | Automatic 6-spd | Front-Wheel Drive | 18 | 29 | 22 | Regular Gasoline |
| 2015 | Auto (S6), 4 cyl, 2.5 L | 4 · 2.5L | Automatic (S6) | Front-Wheel Drive | 22 | 31 | 25 | Regular Gasoline |
| 2015 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 17 | 25 | 20 | Regular Gasoline |
| 2015 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 18 | 28 | 21 | Regular Gasoline |
| 2015 | Auto (S6), 6 cyl, 3.6 L | 6 · 3.6L | Automatic (S6) | Front-Wheel Drive | 19 | 28 | 22 | Regular Gasoline |
| 2015 | Auto 6-spd, 6 cyl, 3.6 L | 6 · 3.6L | Automatic 6-spd | Front-Wheel Drive | 18 | 29 | 22 | Regular Gasoline |
Compare across every brand
All Chevrolet Impala specifications
Chevrolet Impala — Frequently Asked Questions
What is the fuel economy of the 2020 Chevrolet Impala?
The Chevrolet Impala is EPA-rated at up to 25 MPG combined (22 city / 29 highway), a historical peak recorded on the 2019 model year.
What engine does the 2020 Chevrolet Impala have?
The Chevrolet Impala uses a 3.6L 6-cylinder engine paired with an Automatic transmission.
What years of the Chevrolet Impala are covered here?
This page documents 21 verified Chevrolet Impala configurations across model years 2015–2020.
Which model year of the Chevrolet Impala is the most fuel efficient?
The 2019 Chevrolet Impala holds the highest combined rating at 25 MPG; the 2020 sits lowest at 22 MPG, a difference of 3 MPG (about 14%) across the 6 rated years on file.
How many engine options does the Chevrolet Impala have?
The records list 2 distinct displacements for the Chevrolet Impala — 2.5L, 3.6L — which is why combined MPG varies between trims of the same year.
Is the 2020 Chevrolet Impala front-wheel drive or all-wheel drive?
Every Chevrolet Impala configuration on record here is Front-Wheel Drive; no alternative drivetrain appears in the 2015–2020 data.