2020 Audi R8 Gas Tank Size & Fuel Capacity
Fuel tank capacity
19.3–21.9gal · 73–83 L
The 2020 Audi R8 has a fuel tank capacity of 19.3 to 21.9 gallons (73–83 liters), depending on the trim. The most common size is 19.3 gallons, used on 2 trims.
A full tank is good for roughly 386–438 highway miles or 251–285 miles around town, going by the EPA ratings.
21.9 gal · Bigger than 79% of 2020 models we list.
2020 Audi R8 fuel tank capacity by trim
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| performance 2dr Coupe AWD 5.2L 10cyl 7AM · AWD MPG 13 / 20Range 251 / 386 mi | 5.2L 10cyl 7AM | AWD | 19.3 gal73 L | 13 / 20 | 251 / 386 mi | |
| performance Spyder 2dr Convertible AWD 5.2L 10cyl 7AM · AWD MPG 13 / 20Range 251 / 386 mi | 5.2L 10cyl 7AM | AWD | 19.3 gal73 L | 13 / 20 | 251 / 386 mi | |
| Spyder 2dr Convertible AWD 5.2L 10cyl 7AM · AWD MPG 13 / 20Range 274 / 422 mi | 5.2L 10cyl 7AM | AWD | 21.1 gal80 L | 13 / 20 | 274 / 422 mi | |
| 2dr Coupe AWD 5.2L 10cyl 7AM · AWD MPG 13 / 20Range 285 / 438 mi | 5.2L 10cyl 7AM | AWD | 21.9 gal83 L | 13 / 20 | 285 / 438 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 2020 Audi R8 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 16 MPG, a full 19.3-gallon tank covers about 309 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 19.3 | 386 | 251 |
| 3/4 | 14.5 | 290 | 188 |
| 1/2 | 9.7 | 193 | 125 |
| 1/4 | 4.8 | 97 | 63 |
| 1/8 | 2.4 | 48 | 31 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 938 gallons, roughly 49 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
- 16 MPG
- Tailpipe CO2
- 556 g/mi
- EPA greenhouse score
- 2 of 10
- Gas guzzler tax
- Yes
- Source
- EPA ratings
What it costs to fill up a 2020 Audi R8
$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 |
| 21.1 gal | Premium | $5.28 | $111.41 | $83.56 |
| 21.9 gal | Premium | $5.28 | $115.63 | $86.72 |
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
- 21.1-gallon tank$111.41
- 21.9-gallon tank$115.63
- A year of driving (15,000 mi)$4,950
Starts at the US average for premium; type in what your station charges. For other tank sizes, use the fill-up calculator.
R8 tank size in other years
The 2020 R8 uses the same 19.3–21.9 gal tank sizes as every R8 since 2020.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2023 R8 | 19.3–21.1 gal | 485 mi |
| 2022 R8 | 19.3–21.9 gal | 504 mi |
| 2021 R8 | 19.3–21.9 gal | 504 mi |
| 2020 R8 | 19.3–21.9 gal | 438 mi |
| 2018 R8 | 19.3–21.9 gal | 548 mi |
| 2017 R8 | 19.3–21.9 gal | 482 mi |
| 2015 R8 | 19.8–23.8 gal | 547 mi |
| 2014 R8 | 19.8–23.8 gal | 547 mi |
| 2012 R8 | 19.8–23.8 gal | 500 mi |
2020 Audi R8 vs similar 2020 coupes
The R8 has the largest tank of the three 2020 coupes compared here, 21.9 gallons against 15.6 for the Acura NSX.
| 2020 model | Tank | Longest highway range |
|---|---|---|
| Audi R8 | 19.3–21.9 gal | 438 mi |
| Acura NSX | 15.6 gal | 343 mi |
| BMW M2 | 13.7 gal | 343 mi |
Other 2020 coupes of a similar size, one model per brand.
Frequently asked questions
What is the fuel tank capacity of the 2020 Audi R8?
The 2020 Audi R8 holds between 19.3 and 21.9 gallons, depending on the trim. 19.3 gallons is the usual size; the 21.9-gallon tank comes on the 2dr Coupe AWD (5.2L 10cyl 7AM).
How many gallons and liters does the 2020 Audi R8 gas tank hold?
The 2020 Audi R8 tank holds 73–83 liters, or 19.3–21.9 gallons in US gallons.
Which 2020 Audi R8 has the biggest gas tank?
The 21.9-gallon tank is on the 2dr Coupe AWD. The smallest tank, 19.3 gallons, is on the performance 2dr Coupe AWD.
How far can a 2020 Audi R8 go on a full tank?
About 386–438 miles on the highway and 251–285 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 2020 Audi R8 go on a quarter tank?
About 97 highway miles or 63 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 2020 Audi R8 take?
Premium unleaded (required). The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2020 Audi R8?
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 2020 Audi R8?
About 136 pounds for the 21.9-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2020 Audi R8 have a bigger gas tank than the BMW M2?
Yes. The 2020 Audi R8 holds up to 21.9 gallons; the 2020 BMW M2 holds up to 13.7.
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.