2025 head-to-head · Midsize Car
2025 Alfa Romeo Giulia vs Audi RS
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2025 Alfa Romeo Giulia is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,194 a year to fuel (27 MPG), versus $2,576 for the 2025 Audi RS (23 MPG). That's roughly $382 a year, or about $1,908 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Alfa Romeo Giulia
- Audi RS
Side by side
| Alfa Romeo Giulia | Audi RS | |
|---|---|---|
| $2,194 | Your annual fuel cost | $2,576 |
| 27 MPG | Combined efficiency | 23 MPG |
| 24 MPG | City | 20 MPG |
| 33 MPG | Highway | 29 MPG |
| 100 cu ft | Passenger volume | 87 cu ft |
| 12 cu ft | Cargo volume | 8 cu ft |
| 330 g/mi | Tailpipe CO₂ (g/mi) | 385 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 |
| 2.0L 4-cyl turbo | Engine / motor | 2.5L 5-cyl turbo |
| 8-speed automatic | Transmission | 7-speed dual-clutch |
| RWD | 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.
Alfa Romeo Giulia vs Audi RS across model years
- Alfa Romeo Giulia
- Audi RS
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 Alfa Romeo Giulia has more passenger space (100 vs. 87 cu ft); the Alfa Romeo Giulia has more cargo space (12 vs. 8 cu ft).
Among 42 2025 midsize cars, the Alfa Romeo Giulia ranks 28th and the Audi RS 36th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2025 Alfa Romeo Giulia or the 2025 Audi RS?
Measured by cost to drive, the Alfa Romeo Giulia. The Alfa Romeo Giulia is rated 27 MPG combined and the Audi RS 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Alfa Romeo Giulia vs. the Audi RS per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,194 for the Alfa Romeo Giulia and $2,576 for the Audi RS.
Which has more cargo space?
The Alfa Romeo Giulia, with 12 cu ft of luggage volume versus 8 cu ft (EPA interior volume index).
More 2025 comparisons
Alfa Romeo Giulia vs…
Or compare the 2025 Alfa Romeo Giulia with anything else: