2018 Audi TTS Coupe — Full Specifications
As an Amazon Associate and CJ Affiliate and AWIN publisher we earn from qualifying purchases. Links below are affiliate links.
Running gear matters most — before anything else, UK: check tyre prices at TirendoUS: check wheel & tyre prices at WheelHero for this car's fitment.
The 2018 Audi TTS Coupe is a coupe powered by a 2L 4-cyl turbo premium gasoline engine. It returns around 30 mpg (UK) / 25 mpg (US EPA) combined. Owners often keep a Audi TTS Coupe workshop manual to hand for servicing and repairs.
Compared with the 2017 Audi TTS Coupe: Fuel economy is essentially unchanged at around 30 mpg (UK) combined. The engine line-up listed by EPA is unchanged.
Full Specifications
| Engine | 2L 4-cyl turbo |
|---|---|
| Transmission | Automatic (AM-S6) |
| Fuel Type | Premium Gasoline |
| Powertrain | Conventional |
| Drive | All-Wheel Drive |
| Body Style | Coupe |
| Passenger Volume (EPA) | 74 cu ft (2,095 L) |
| Luggage Volume (EPA) | 13 cu ft (368 L) |
| Fuel Economy (UK) | 30 combined / 28 urban / 32 extra-urban mpg |
| Fuel Economy (US EPA) | 25 combined / 23 city / 27 highway mpg |
| CO₂ Emissions | 222 g/km |
| EPA Greenhouse Gas Score | 5 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,300 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 1 configuration for the 2018 Audi TTS Coupe, all with the 2L 4-cyl turbo engine. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 2L 4-cyl turbo | Automatic (AM-S6) | All-Wheel Drive | 30 | 25 (23/27) | 222 | $3,300 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
EPA measures interior passenger volume at 74 cubic feet (about 2,095 litres) and luggage volume at 13 cubic feet (about 368 litres). These are US EPA interior-volume figures; they are measured differently from the boot capacity numbers UK manufacturers quote.
Owner Essentials for the 2018 Audi TTS Coupe
Running Costs: 2018 Audi TTS Coupe
Covering around 8,000 miles a year in a 2018 Audi TTS Coupe at 30 mpg combined, expect roughly 1,212 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,300 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2018 Audi TTS Coupe Safety Ratings (NHTSA)
No NHTSA crash-test rating is on record for this model year. The NHTSA rates only a subset of vehicles each year; you can browse every rated vehicle on our NHTSA Safety Ratings hub.
How It Compares
How does the Audi TTS Coupe compare to similar coupes? For context, coupes in our database average around 25 mpg (UK) combined — this model's 30 mpg figure is 5 mpg better than that average. Its 222 g/km CO₂ figure is 56 g/km lower than the 278 g/km average for coupes on this site. This comparison is based on 1072 coupes in our dataset.
Audi models in our database average about 27 mpg (UK) combined on their most efficient configuration; the 2018 Audi TTS Coupe's 30 mpg is 3 mpg above that make average. Its 222 g/km CO₂ figure is 29 g/km lower than the 251 g/km Audi average.
Of the 6 Audi TTS Coupe model years we cover, the 2018 ranks 3rd for combined fuel economy on its best configuration (30 mpg UK combined, against a high of 31 mpg). See every Audi TTS Coupe year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2018 Audi TTS Coupe
Frequently Asked Questions
What engine does the 2018 Audi TTS Coupe have?
It's fitted with a 2L 4-cyl turbo premium gasoline engine, paired with a automatic (am-s6) transmission.
What is the fuel economy of the 2018 Audi TTS Coupe?
The most efficient configuration returns around 30 mpg (UK) combined, or 25 mpg on the US EPA cycle.
How much does the 2018 Audi TTS Coupe cost to fuel per year?
The US EPA estimates about $3,300 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
How much interior and luggage space does the 2018 Audi TTS Coupe have?
EPA measures interior passenger volume at 74 cubic feet (about 2,095 litres) and luggage volume at 13 cubic feet (about 368 litres). These are US EPA interior-volume figures, which are measured differently from the UK boot-capacity numbers manufacturers quote.
Is the Audi TTS Coupe's fuel economy good for a coupe?
Yes — it returns around 30 mpg (UK) combined, against a same-body-style average of roughly 25 mpg among the coupes we track, making it one of the more efficient options in its class.