Audi · Compact cars · Electric
Audi RS e-tron: MPG and annual fuel cost, 2026
At 84 MPGe combined, the Audi RS e-tron sits 50 MPGe above the compact cars median of 34, which makes it 6th of 21 compact cars, in the top quarter, ahead of 75% of the others.
- 84MPGe combined6th of 21 in class
- $900a year in fuel6th of 21 in class
- 0g/mile CO2
Where it stands
Compared only with the electric models of its class it is 6th of 7 electric compact cars, in the bottom quarter. The median of that narrower group is 93 MPGe, against 34 MPGe for all compact cars together.
Across every class it is 56th of 66 electric models, in the bottom quarter.
Audi has 22 models in the 2026 data. This one ranks 3rd of them on combined rating, against a make median of 23 MPGe.
In its class, just ahead of it is the Audi S e-tron at 90 MPGe and just behind it is the Rolls-Royce Spectre at 77 MPGe.
Electric models use no fuel and have no tailpipe CO2. Efficiency is given in MPGe, the miles driven on 33.7 kilowatt-hours of electricity, which is the energy in one gallon of gasoline. The annual cost is electricity at $0.15 per kWh.
Fuel cost and CO2
Assuming 15,000 miles a year with 55% of them in the city and electricity at $0.15 per kWh, fuelling the most efficient version comes to about $900 a year. That is $1,050 less than the compact cars median of $1,950.
It has no tailpipe emissions, so the CO2 column is zero; the emissions from making the electricity are not part of this figure.
Rated versions
It does better in town than on the road: 85 in the city against 82 on the highway, a gap of 3. The data lists one version for 2026: RS e-tron GT Performance: electric motor, Automatic (A1), AWD.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile | Electric range |
|---|---|---|---|---|---|---|
| RS e-tron GT Performance: electric motor, Automatic (A1), AWD | 84 | 85 | 82 | $900 | 0 | 278 |
Year by year
The Audi RS e-tron is in the data for 2 of the 8 model years from 2019 to 2026. Its best combined rating is 84 MPGe in both 2025 and 2026.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 1 | 84 | 84 | $900 | 0 | 34 |
| 2025 | 1 | 84 | 84 | $900 | 0 | 30.5 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Rolls-Royce Spectre | Electric | 77 | $1,000 | 2026 |
| Porsche Taycan | Electric | 93 | $800 | 2026 |
| BMW i5 | Electric | 110 | $700 | 2026 |
| BMW i4 | Electric | 118 | $650 | 2026 |
| Toyota Corolla Hybrid | Hybrid | 50 | $1,350 | 2026 |
Compare and rank
Rankings: Compact cars, Electric, Audi, Electric compact cars.
Data: US EPA and DOE, as prepared in methods and data.