Acura RLX MPG & Fuel Economy
The 2020 Acura RLX gets up to 30 MPG combined (28 city / 31 highway) in EPA testing.
Latest model year (2020):
The Acura RLX gets up to 28 MPG combined (28 city / 29 highway) in the Auto (AM-S7), 6 cyl, 3.5 L trim.
Acura RLX MPG — All Years
| Year | Trim | Engine | Fuel | City (MPG) | Hwy (MPG) | Combined (MPG) |
|---|---|---|---|---|---|---|
| 2020 | Auto (AM-S7), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 28 | 29 | 28 |
| 2020 | Auto (S10), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 29 | 23 |
| 2019 | Auto (AM-S7), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 28 | 29 | 28 |
| 2019 | Auto (S10), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 29 | 23 |
| 2018 | Auto (AM-S7), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 28 | 29 | 28 |
| 2018 | Auto (S10), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 29 | 23 |
| 2017 | Auto (AM-S7), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 29 | 30 | 29 |
| 2017 | Auto (S6), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 30 | 23 |
| 2016 | Auto (AM7), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 28 | 31 | 30 |
| 2016 | Auto (S6), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 30 | 23 |
| 2015 | Auto (S6), 6 cyl, 3.5 L | 6 3.5L | Premium Gasoline | 20 | 30 | 23 |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Acura RLX MPG FAQ
What is the MPG of the Acura RLX?
The Acura RLX gets up to 30 MPG combined (28 city / 31 highway) in the 2020 model year. Fuel economy varies by engine and trim — see the full table above for details.
Which Acura RLX trim has the best fuel economy?
The Auto (AM7), 6 cyl, 3.5 L trim offers the best combined fuel economy at 30 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.