Audi · Subcompact cars · Gasoline
Audi RS: MPG and annual fuel cost, 2026
Rated at 23 MPG combined for 2026, the Audi RS is 10th of 13 subcompact cars, in the lower half.
- 23MPG combined10th of 13 in class
- $3,550a year in fuel10th of 13 in class
- 387g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is 6th of 9 gasoline subcompact cars, in the lower half. The median of that narrower group is 24 MPG, against 26 MPG for all subcompact cars together.
Among all gasoline models of the year, regardless of size, it is tied for 86th of 180 gasoline models, in the lower half.
Within the 22 Audi models rated for 2026 it is tied for 10th on combined rating; the median of the make's line-up is 23 MPG.
In its class, just ahead of it is the BMW 8 Series at 24 MPG and just behind it is the Maserati Granturismo at 21 MPG.
Fuel cost and CO2
At 15,000 miles a year with 55% of them in the city, with premium gasoline at $5.48 per gallon, the annual fuel bill of the most efficient version is about $3,550. That is $500 more than the subcompact cars median of $3,050.
It emits 387 g of CO2 per mile from the tailpipe; the subcompact cars median is 341, a difference of 46 g/mile.
Rated versions
Its city rating is 20 and its highway rating 29: the highway figure is 9 higher. The data lists one version for 2026: RS 3: 2.5 L, 5 cyl, Automatic (AM-S7), AWD.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| RS 3: 2.5 L, 5 cyl, Automatic (AM-S7), AWD | 23 | 20 | 29 | $3,550 | 387 |
Year by year
The Audi RS is in the data for 8 of the 8 model years from 2019 to 2026. Between 2019 and 2026 the best combined rating rose by 1 MPG, from 22 to 23. The number of rated versions shrank from 3 to 1. Fuel cost for the best version is $3,550 in the latest data against $3,750 in 2019, although the file applies today's fuel prices to every model year, so that change comes from the rating, not from prices.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 1 | 23 | 23 | $3,550 | 387 | 26 |
| 2025 | 2 | 23 | 20 | $3,550 | 385 | 26 |
| 2024 | 3 | 23 | 20 | $3,550 | 388 | 26 |
| 2023 | 3 | 23 | 21 | $3,550 | 383 | 25 |
| 2022 | 3 | 23 | 21 | $3,550 | 383 | 26 |
| 2021 | 2 | 21 | 20 | $3,900 | 428 | 26 |
| 2020 | 1 | 23 | 23 | $3,550 | 392 | 26 |
| 2019 | 3 | 22 | 20 | $3,750 | 397 | 25 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| BMW 8 Series | Gasoline | 24 | $3,400 | 2026 |
| Audi S3 | Gasoline | 26 | $3,150 | 2026 |
| Ford Mustang | Gasoline | 26 | $2,600 | 2026 |
| Maserati Grancabrio | Gasoline | 20 | $4,100 | 2026 |
| BMW M | Gasoline | 19 | $4,350 | 2026 |
Compare and rank
Rankings: Subcompact cars, Gasoline, Audi.
Data: US EPA and DOE, as prepared in methods and data.