2009 Audi TTS Gas Tank Size & Fuel Capacity
Fuel tank capacity
15.9gal · 60 L
The 2009 Audi TTS has a fuel tank capacity of 15.9 gallons (60 liters) on every trim.
A full tank is good for roughly 461 highway miles or 334 miles around town, going by the EPA ratings.
15.9 gal · Smaller than 85% of 2009 models we list.
2009 Audi TTS fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 2.0T quattro 2dr Convertible AWD 2.0L 4cyl Turbo 6AM · AWD MPG 21 / 29Range 334 / 461 mi | 2.0L 4cyl Turbo 6AM | AWD | 15.9 gal60 L | 21 / 29 | 334 / 461 mi | |
| 2.0T quattro 2dr Hatchback AWD 2.0L 4cyl Turbo 6AM · AWD MPG 21 / 29Range 334 / 461 mi | 2.0L 4cyl Turbo 6AM | AWD | 15.9 gal60 L | 21 / 29 | 334 / 461 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2009 Audi TTS goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 24 MPG, a full 15.9-gallon tank covers about 382 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 15.9 | 461 | 334 |
| 3/4 | 11.9 | 346 | 250 |
| 1/2 | 8.0 | 231 | 167 |
| 1/4 | 4.0 | 115 | 83 |
| 1/8 | 2.0 | 58 | 42 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 625 gallons, roughly 39 full tanks.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
What it costs to fill up a 2009 Audi TTS
$83.95 to fill the 15.9-gallon tank from empty with premium, at this week's US average of $5.28 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 15.9 gal | Premium | $5.28 | $83.95 | $62.96 |
By region, 15.9-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $78.39 |
| Midwest | $5.37 | $85.38 |
| Gulf CoastLowest | $4.57 | $72.66 |
| Rocky Mountain | $5.12 | $81.41 |
| West Coast | $6.08 | $96.67 |
| CaliforniaHighest | $6.36 | $101.12 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 15.9-gallon tank$83.95
- A year of driving (15,000 mi)$3,300
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
TTS tank size in other years
2009 is the first TTS model year we list.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2014 TTS | 15.8 gal | 490 mi |
| 2013 TTS | 15.9 gal | 493 mi |
| 2012 TTS | 15.9 gal | 493 mi |
| 2011 TTS | 15.8 gal | 458 mi |
| 2010 TTS | 15.9 gal | 461 mi |
| 2009 TTS | 15.9 gal | 461 mi |
2009 Audi TTS vs similar 2009 coupes
At 15.9 gallons, the TTS's largest tank ranks third of the four 2009 coupes compared here. The Mercedes-Benz SLK-Class carries the most (18.5 gal) and the BMW Z4 the least (14.5 gal).
| 2009 model | Tank | Longest highway range |
|---|---|---|
| Mercedes-Benz SLK-Class | 18.5 gal | 481 mi |
| Porsche Boxster | 16.9 gal | 456 mi |
| Audi TTS | 15.9 gal | 461 mi |
| BMW Z4 | 14.5 gal | 406 mi |
Other 2009 coupes of a similar size, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2009 Audi TTS?
The 2009 Audi TTS holds 15.9 gallons (60 liters) on every trim we list.
How many gallons and liters does the 2009 Audi TTS gas tank hold?
The 2009 Audi TTS tank holds 60 liters, or 15.9 gallons in US gallons.
How far can a 2009 Audi TTS go on a full tank?
About 461 miles on the highway and 334 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2009 Audi TTS go on a quarter tank?
About 115 highway miles or 83 in town from the 15.9-gallon tank, which has roughly 4.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2009 Audi TTS take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2009 Audi TTS?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 15.9-gallon tank from empty costs $83.95. It ranges from $72.66 in the Gulf Coast to $101.12 in California.
How much does a full tank of gas weigh in a 2009 Audi TTS?
About 99 pounds for the 15.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2009 Audi TTS have a bigger gas tank than the BMW Z4?
Yes. The 2009 Audi TTS holds up to 15.9 gallons; the 2009 BMW Z4 holds up to 14.5.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings. Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.