2020 head-to-head · Two-Seater
2020 Audi R8 vs Porsche 718
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 5.2L 10-cyl · 7-speed dual-clutch · 16 MPG
RWD · 4.0L 6-cyl · 6-speed manual · 19 MPG
The 2020 Porsche 718 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,118 a year to fuel (19 MPG), versus $3,703 for the 2020 Audi R8 (16 MPG). That's roughly $585 a year, or about $2,924 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
- Audi R8
- Porsche 718
Side by side
| Audi R8 | Porsche 718 | |
|---|---|---|
| $3,703 | Your annual fuel cost | $3,118 |
| 16 MPG | Combined efficiency | 19 MPG |
| 13 MPG | City | 16 MPG |
| 20 MPG | Highway | 23 MPG |
| 556 g/mi | Tailpipe CO₂ (g/mi) | 473 g/mi |
| 2/10 | EPA fuel economy score | 3/10 |
| 2/10 | EPA greenhouse gas score | 3/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 5.2L 10-cyl | Engine / motor | 4.0L 6-cyl |
| 7-speed dual-clutch | Transmission | 6-speed manual |
| AWD | Drivetrain | RWD |
✓ 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 R8 vs Porsche 718 across model years
- Audi R8
- Porsche 718
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
Among 39 2020 two-seaters, the Audi R8 ranks 29th and the Porsche 718 16th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2020 Audi R8 or the 2020 Porsche 718?
Measured by cost to drive, the Porsche 718. The Audi R8 is rated 16 MPG combined and the Porsche 718 19 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2020 Audi R8 vs. the Porsche 718 per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,703 for the Audi R8 and $3,118 for the Porsche 718.
Audi R8 vs Porsche 718 in other years
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