2015 head-to-head · Two-Seater
2015 Audi TT Roadster vs Mercedes-Benz SLK-Class
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
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.95/gal premium gas, the most efficient 2015 Audi TT Roadster (26 MPG) costs about $2,279 a year to fuel and the 2015 Mercedes-Benz SLK-Class (26 MPG) about $2,279.
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
- Mercedes-Benz SLK-Class
Side by side
| Audi TT Roadster | Mercedes-Benz SLK-Class | |
|---|---|---|
| $2,279 | Your annual fuel cost | $2,279 |
| 26 MPG | Combined efficiency | 26 MPG |
| 22 MPG | City | 23 MPG |
| 31 MPG | Highway | 32 MPG |
| 345 g/mi | Tailpipe CO₂ (g/mi) | 342 g/mi |
| 6/10 | EPA fuel economy score | 6/10 |
| 6/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 1.8L 4-cyl turbo |
| 6-speed dual-clutch | Transmission | 7-speed automatic |
| 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 Mercedes-Benz SLK-Class across model years
- Audi TT Roadster
- Mercedes-Benz SLK-Class
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 33 2015 two-seaters, the Audi TT Roadster ranks 9th and the Mercedes-Benz SLK-Class 8th for lowest fuel cost.
Frequently asked questions
How much does it cost to fuel the 2015 Audi TT Roadster vs. the Mercedes-Benz SLK-Class per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,279 for the Audi TT Roadster and $2,279 for the Mercedes-Benz SLK-Class.
Audi TT Roadster vs Mercedes-Benz SLK-Class in other years
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