2018 head-to-head · Subcompact Car
2018 Audi TTS Coupe vs Mercedes-Benz C-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 · 25 MPG
The 2018 Mercedes-Benz C-Class 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 $2,370 for the 2018 Audi TTS Coupe (25 MPG). That's roughly $176 a year, or about $878 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 TTS Coupe
- Mercedes-Benz C-Class
Side by side
| Audi TTS Coupe | Mercedes-Benz C-Class | |
|---|---|---|
| $2,370 | Your annual fuel cost | $2,194 |
| 25 MPG | Combined efficiency | 27 MPG |
| 23 MPG | City | 24 MPG |
| 27 MPG | Highway | 33 MPG |
| 74 cu ft | Passenger volume | 90 cu ft |
| 13 cu ft | Cargo volume | 13 cu ft |
| 358 g/mi | Tailpipe CO₂ (g/mi) | 324 g/mi |
| 5/10 | EPA fuel economy score | 6/10 |
| 5/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 6-speed dual-clutch | Transmission | 9-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 TTS Coupe vs Mercedes-Benz C-Class across model years
- Audi TTS Coupe
- Mercedes-Benz C-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
Per EPA interior volume figures, the Mercedes-Benz C-Class has more passenger space (90 vs. 74 cu ft).
Among 44 2018 subcompact cars, the Audi TTS Coupe ranks 25th and the Mercedes-Benz C-Class 17th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2018 Audi TTS Coupe or the 2018 Mercedes-Benz C-Class?
Measured by cost to drive, the Mercedes-Benz C-Class. The Audi TTS Coupe is rated 25 MPG combined and the Mercedes-Benz C-Class 27 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 Audi TTS Coupe vs. the Mercedes-Benz C-Class per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,370 for the Audi TTS Coupe and $2,194 for the Mercedes-Benz C-Class.
Audi TTS Coupe vs Mercedes-Benz C-Class in other years
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