2006 Audi TT Gas Tank Size & Fuel Capacity
Fuel tank capacity
14.5–16.3gal · 55–62 L
The 2006 Audi TT has a fuel tank capacity of 14.5 to 16.3 gallons (55–62 liters), depending on the trim. The most common size is 16.3 gallons, used on 6 trims.
A full tank is good for roughly 375–424 highway miles or 261–293 miles around town, going by the EPA ratings.
16.3 gal · Smaller than 78% of 2006 models we list.
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- Gas cap & parts
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2006 Audi TT fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- Engine
All 8 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| 180hp 2dr Convertible 1.8L 4cyl 6A · FWD MPG 18 / 26Range 261 / 377 mi | 1.8L 4cyl 6A | FWD | 14.5 gal55 L | 18 / 26 | 261 / 377 mi | |
| 180hp 2dr Hatchback 1.8L 4cyl 6A · FWD MPG 18 / 27Range 261 / 392 mi | 1.8L 4cyl 6A | FWD | 14.5 gal55 L | 18 / 27 | 261 / 392 mi | |
| 225hp quattro 2dr Convertible AWD 1.8L 4cyl 6M · AWD MPG 18 / 26Range 293 / 424 mi | 1.8L 4cyl 6M | AWD | 16.3 gal62 L | 18 / 26 | 293 / 424 mi | |
| 225hp quattro 2dr Hatchback AWD 1.8L 4cyl 6M · AWD MPG 18 / 26Range 293 / 424 mi | 1.8L 4cyl 6M | AWD | 16.3 gal62 L | 18 / 26 | 293 / 424 mi | |
| 250hp quattro 2dr Convertible AWD 3.2L 6cyl 6A · AWD MPG 17 / 23Range 277 / 375 mi | 3.2L 6cyl 6A | AWD | 16.3 gal62 L | 17 / 23 | 277 / 375 mi | |
| 250hp quattro 2dr Hatchback AWD 3.2L 6cyl 6A · AWD MPG 17 / 24Range 277 / 391 mi | 3.2L 6cyl 6A | AWD | 16.3 gal62 L | 17 / 24 | 277 / 391 mi | |
| Special Edition 2dr Convertible AWD 3.2L 6cyl 6A · AWD MPG 17 / 23Range 277 / 375 mi | 3.2L 6cyl 6A | AWD | 16.3 gal62 L | 17 / 23 | 277 / 375 mi | |
| Special Edition 2dr Hatchback AWD 3.2L 6cyl 6A · AWD MPG 17 / 24Range 277 / 391 mi | 3.2L 6cyl 6A | AWD | 16.3 gal62 L | 17 / 24 | 277 / 391 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 2006 Audi TT 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 21 MPG, a full 16.3-gallon tank covers about 342 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 16.3 | 424 | 293 |
| 3/4 | 12.2 | 318 | 220 |
| 1/2 | 8.2 | 212 | 147 |
| 1/4 | 4.1 | 106 | 73 |
| 1/8 | 2.0 | 53 | 37 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 714 gallons, roughly 44 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.
- EPA combined
- 19–21 MPG
- Tailpipe CO2
- 423–468 g/mi
- Source
- EPA ratings
What it costs to fill up a 2006 Audi TT
$86.06 to fill the 16.3-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 |
|---|---|---|---|---|
| 14.5 gal | Premium | $5.28 | $76.56 | $57.42 |
| 16.3 gal | Premium | $5.28 | $86.06 | $64.55 |
By region, 16.3-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $80.36 |
| Midwest | $5.37 | $87.53 |
| Gulf CoastLowest | $4.57 | $74.49 |
| Rocky Mountain | $5.12 | $83.46 |
| West Coast | $6.08 | $99.10 |
| CaliforniaHighest | $6.36 | $103.67 |
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
- 14.5-gallon tank$76.56
- 16.3-gallon tank$86.06
- A year of driving (15,000 mi)$3,771
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
TT tank size in other years
The 2006 TT uses the same 14.5–16.3 gal tank sizes as every TT since 2000.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2012 TT | 14.5 gal | 450 mi |
| 2011 TT | 15.9 gal | 493 mi |
| 2010 TT | 14.5 gal | 421 mi |
| 2009 TT | 14.5–15.9 gal | 450 mi |
| 2008 TT | 14.5–15.9 gal | 450 mi |
| 2006 TT | 14.5–16.3 gal | 424 mi |
| 2005 TT | 14.5–16.3 gal | 424 mi |
| 2004 TT | 14.5–16.3 gal | 424 mi |
| 2003 TT | 14.5–16.3 gal | 424 mi |
| 2002 TT | 14.5–16.3 gal | 424 mi |
| 2001 TT | 14.5–16.3 gal | 424 mi |
2006 Audi TT vs similar 2006 convertibles
The TT has the largest tank of the two 2006 convertibles compared here, 16.3 gallons against 14.5 for the BMW M.
| 2006 model | Tank | Longest highway range |
|---|---|---|
| Audi TT | 14.5–16.3 gal | 424 mi |
| BMW M | 14.5 gal | 319 mi |
Other 2006 convertibles of a similar size, one model per brand.
2006 Audi TT fuel pump and gauge parts
These are the part numbers the makers list for the 2006 Audi TT. Check the fuel system recalls first: recall repairs are free.
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Frequently asked questions
What is the fuel tank capacity of the 2006 Audi TT?
The 2006 Audi TT holds between 14.5 and 16.3 gallons, depending on the trim. 16.3 gallons is the usual size; the smaller 14.5-gallon tank is on the 180hp 2dr Convertible.
How many gallons and liters does the 2006 Audi TT gas tank hold?
The 2006 Audi TT tank holds 55–62 liters, or 14.5–16.3 gallons in US gallons.
Which 2006 Audi TT has the biggest gas tank?
The 16.3-gallon tank is on the 225hp quattro 2dr Convertible AWD, 225hp quattro 2dr Hatchback AWD, 250hp quattro 2dr Convertible AWD and 3 other trims. The smallest tank, 14.5 gallons, is on the 180hp 2dr Convertible.
Does AWD change the 2006 Audi TT gas tank?
Yes. FWD: 14.5 gal; AWD: 16.3 gal.
How far can a 2006 Audi TT go on a full tank?
About 375–424 miles on the highway and 261–293 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 2006 Audi TT go on a quarter tank?
About 106 highway miles or 73 in town from the 16.3-gallon tank, which has roughly 4.1 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2006 Audi TT take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2006 Audi TT?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 16.3-gallon tank from empty costs $86.06. It ranges from $74.49 in the Gulf Coast to $103.67 in California.
How much does a full tank of gas weigh in a 2006 Audi TT?
About 101 pounds for the 16.3-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2006 Audi TT have a bigger gas tank than the BMW M?
Yes. The 2006 Audi TT holds up to 16.3 gallons; the 2006 BMW M 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 (fueleconomy.gov). 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.