2017 head-to-head · Two-Seater
2017 Audi TT Roadster vs Porsche Boxster
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 · 2.0L 4-cyl turbo · 6-speed dual-clutch · 26 MPG
The 2017 Audi TT Roadster is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas and $3.95/gal premium gas, it costs about $1,788 a year to fuel (26 MPG), versus $2,370 for the 2017 Porsche Boxster (25 MPG). That's roughly $582 a year, or about $2,908 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
- Audi TT Roadster
- Porsche Boxster
Side by side
| Audi TT Roadster | Porsche Boxster | |
|---|---|---|
| $1,788 | Your annual fuel cost | $2,370 |
| 26 MPG | Combined efficiency | 25 MPG |
| 23 MPG | City | 22 MPG |
| 30 MPG | Highway | 29 MPG |
| 336 g/mi | Tailpipe CO₂ (g/mi) | 353 g/mi |
| 6/10 | EPA fuel economy score | 5/10 |
| 6/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 6-speed dual-clutch | Transmission | 7-speed dual-clutch |
| 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 TT Roadster vs Porsche Boxster across model years
- Audi TT Roadster
- Porsche Boxster
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 29 2017 two-seaters, the Audi TT Roadster ranks 3rd and the Porsche Boxster 8th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2017 Audi TT Roadster or the 2017 Porsche Boxster?
Measured by cost to drive, the Audi TT Roadster. The Audi TT Roadster is rated 26 MPG combined and the Porsche Boxster 25 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2017 Audi TT Roadster vs. the Porsche Boxster per year?
At 15,000 miles a year with $3.10/gal regular gas and $3.95/gal premium gas, about $1,788 for the Audi TT Roadster and $2,370 for the Porsche Boxster.
Audi TT Roadster vs Porsche Boxster in other years
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