2025 Audi A7 Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.3gal · 73 L
The 2025 Audi A7 has a fuel tank capacity of 19.3 gallons (73 liters) on every trim.
A full tank is good for roughly 579 highway miles or 425 miles around town, going by the EPA ratings.
19.3 gal · Bigger than 62% of 2025 models we list.
- By trim
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- Miles per tank
- Fill-up cost
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- Compared
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2025 Audi A7 fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| Premium 4dr Sedan AWD w/55 TFSI 3.0L 6cyl Turbo mild hybrid 7AM · AWD MPG 22 / 30Range 425 / 579 mi | 3.0L 6cyl Turbo mild hybrid 7AM | AWD | 19.3 gal73 L | 22 / 30 | 425 / 579 mi | |
| Premium Plus 4dr Sedan AWD w/55 TFSI 3.0L 6cyl Turbo mild hybrid 7AM · AWD MPG 22 / 30Range 425 / 579 mi | 3.0L 6cyl Turbo mild hybrid 7AM | AWD | 19.3 gal73 L | 22 / 30 | 425 / 579 mi | |
| Prestige 4dr Sedan AWD w/55 TFSI 3.0L 6cyl Turbo mild hybrid 7AM · AWD MPG 22 / 30Range 425 / 579 mi | 3.0L 6cyl Turbo mild hybrid 7AM | AWD | 19.3 gal73 L | 22 / 30 | 425 / 579 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 2025 Audi A7 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 25 MPG, a full 19.3-gallon tank covers about 483 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 19.3 | 579 | 425 |
| 3/4 | 14.5 | 434 | 318 |
| 1/2 | 9.7 | 290 | 212 |
| 1/4 | 4.8 | 145 | 106 |
| 1/8 | 2.4 | 72 | 53 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 600 gallons, roughly 31 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 2025 Audi A7
$101.90 to fill the 19.3-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 |
|---|---|---|---|---|
| 19.3 gal | Premium | $5.28 | $101.90 | $76.43 |
By region, 19.3-gallon tank
| Region | Premium / gal | Fill from empty |
|---|---|---|
| East Coast | $4.93 | $95.15 |
| Midwest | $5.37 | $103.64 |
| Gulf CoastLowest | $4.57 | $88.20 |
| Rocky Mountain | $5.12 | $98.82 |
| West Coast | $6.08 | $117.34 |
| CaliforniaHighest | $6.36 | $122.75 |
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
- 19.3-gallon tank$101.90
- A year of driving (15,000 mi)$3,168
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
A7 tank size in other years
The 2025 A7 uses the same 19.3 gal tank as every A7 since 2023.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2025 A7 | 19.3 gal | 579 mi |
| 2024 A7 | 19.3 gal | 579 mi |
| 2023 A7 | 19.3 gal | 579 mi |
| 2022 A7 | 13.7–19.3 gal | 579 mi |
| 2021 A7 | 13.7–19.3 gal | 560 mi |
| 2020 A7 | 19.3 gal | 560 mi |
2025 Audi A7 vs similar 2025 sedans
The A7 has the largest tank of the seven 2025 sedans compared here, 19.3 gallons against 19.3 for the Genesis G80.
| 2025 model | Tank | Longest highway range |
|---|---|---|
| Audi A7 | 19.3 gal | 579 mi |
| Genesis G80 | 17.2–19.3 gal | 499 mi |
| Mercedes-Benz E-Class | 17.4 gal | 574 mi |
| Cadillac CT5 | 17.0 gal | 544 mi |
| BMW 5 Series | 15.9 gal | 557 mi |
| Acura TLX | 15.9 gal | 493 mi |
| Volvo S90 | 15.9 gal | 493 mi |
Other 2025 sedans of a similar size, one model per brand.
2025 Audi A7 fuel system recalls
None of the 1 recall NHTSA lists for the 2025 Audi A7 involve the fuel system.
Frequently asked questions
What is the fuel tank capacity of the 2025 Audi A7?
The 2025 Audi A7 holds 19.3 gallons (73 liters) on every trim we list.
How many gallons and liters does the 2025 Audi A7 gas tank hold?
The 2025 Audi A7 tank holds 73 liters, or 19.3 gallons in US gallons.
How far can a 2025 Audi A7 go on a full tank?
About 579 miles on the highway and 425 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 2025 Audi A7 go on a quarter tank?
About 145 highway miles or 106 in town from the 19.3-gallon tank, which has roughly 4.8 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
What gas does the 2025 Audi A7 take?
Premium unleaded (recommended). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2025 Audi A7?
At the US average of $5.28 a gallon for premium (EIA, week of October 26, 2026), filling the 19.3-gallon tank from empty costs $101.90. It ranges from $88.20 in the Gulf Coast to $122.75 in California.
How much does a full tank of gas weigh in a 2025 Audi A7?
About 120 pounds for the 19.3-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2025 Audi A7 have a bigger gas tank than the BMW 5 Series?
Yes. The 2025 Audi A7 holds up to 19.3 gallons; the 2025 BMW 5 Series holds up to 15.9.
Has the 2025 Audi A7 had a fuel pump or fuel system recall?
No. None of the 1 recall NHTSA lists for the 2025 Audi A7 involve the fuel system.
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).
- Recalls: NHTSA recall database (Audi fuel system recalls).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.