The fuel economy or gas mileage of 2023 Audi RS variants, as measured by EPA, is given below in terms of miles per gallon (mpg):
| 2023 Audi RS Variants | City MPG | Highway MPG | Combined MPG |
|---|---|---|---|
| 2023 Audi RS 5 Sportback 6 cylinder, 2.9 L, Automatic (S8) | 18 | 25 | 21 |
| 2023 Audi RS 7 8 cylinder, 4.0 L, Automatic (S8) | 14 | 21 | 17 |
| 2023 Audi RS 6 Avant 8 cylinder, 4.0 L, Automatic (S8) | 14 | 21 | 17 |
| 2023 Audi RS 5 Coupe 6 cylinder, 2.9 L, Automatic (S8) | 18 | 26 | 21 |
This model ranges from 14 mpg to 26 mpg in standard test conditions, as per EPA. However, this mileage will vary based on various factors including your driving style, road conditions and vehicle condition. 2023 Audi RS comes with fuel tank capacity of 15.3 to 19.3 gallons.RS 5 Sportback and RS 5 Coupe comes with 15.3 gallons fuel tank capacity. Whereas, Audi RS variants like RS 6 Avant and RS 7 comes with fuel tank capacity of 19.3 gallons With this fuel tank capacity, most efficient variant can run up to 397.8 miles in highway condition when tank is full.