2025 head-to-head · Midsize Car
2025 Audi RS vs Audi S5
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2025 Audi RS (23 MPG) costs about $2,576 a year to fuel and the 2025 Audi S5 (23 MPG) about $2,576.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Audi RS
- Audi S5
Side by side
| Audi RS | Audi S5 | |
|---|---|---|
| $2,576 | Your annual fuel cost | $2,576 |
| 23 MPG | Combined efficiency | 23 MPG |
| 20 MPG | City | 20 MPG |
| 29 MPG | Highway | 29 MPG |
| 87 cu ft | Passenger volume | 91 cu ft |
| 8 cu ft | Cargo volume | 22 cu ft |
| 385 g/mi | Tailpipe CO₂ (g/mi) | 384 g/mi |
| 5/10 | EPA fuel economy score | 5/10 |
| 5/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.5L 5-cyl turbo | Engine / motor | 3.0L 6-cyl turbo |
| 7-speed dual-clutch | Transmission | 8-speed automatic |
| AWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Audi RS vs Audi S5 across model years
- Audi RS
- Audi S5
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Audi S5 has more passenger space (91 vs. 87 cu ft); the Audi S5 has more cargo space (22 vs. 8 cu ft).
Among 42 2025 midsize cars, the Audi RS ranks 36th and the Audi S5 35th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2025 Audi RS vs. the Audi S5 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,576 for the Audi RS and $2,576 for the Audi S5.
Which has more cargo space?
The Audi S5, with 22 cu ft of luggage volume versus 8 cu ft (EPA interior volume index).
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