On this page you will find the fuel tank capacity for various engines installed in the Audi A6.
I have collected information about various popular diesel engines and petrol engines from 8 generations.
Click here to find the fuel tank capacity in other car models.
Audi A6 fuel tank capacity
Audi A6 fuel tank capacity vary according to year of production and fuel type.
All fuel tank volumes are in liters.
If you are curious about how fast your car is, you will find the top speed for Audi A6 here.
I also have the dimensions (width, height, length) for the Audi A6 here.
And here you can find how much different generations of Audi A6 weighs.
Audi A6 C4 fuel tank capacity (1995 – 1998)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 1995 och 1998.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 2.0 C4 | Petrol | 101 hp | 80 liters |
| Audi A6 2.0 E C4 | Petrol | 115 hp | 80 liters |
| Audi A6 1.8 C4 | Petrol | 125 hp | 80 liters |
| Audi A6 1.8 C4 | Petrol | 125 hp | 80 liters |
| Audi A6 2.3 E C4 | Petrol | 133 hp | 80 liters |
| Audi A6 2.0 E C4 | Petrol | 140 hp | 80 liters |
| Audi A6 2.0 E C4 | Petrol | 140 hp | 80 liters |
| Audi A6 2.6 V6 C4 | Petrol | 150 hp | 80 liters |
| Audi A6 2.6 V6 C4 | Petrol | 150 hp | 80 liters |
| Audi A6 2.8 V6 C4 | Petrol | 174 hp | 80 liters |
| Audi A6 2.8 V6 C4 | Petrol | 174 hp | 80 liters |
| Audi A6 2.8 V6 C4 | Petrol | 193 hp | 80 liters |
| Audi A6 2.8 V6 C4 | Petrol | 193 hp | 80 liters |
| Audi S6 C4 | Petrol | 230 hp | 80 liters |
| Audi S6 C4 | Petrol | 290 hp | 80 liters |
| Audi S6 C4 | Petrol | 326 hp | 80 liters |
| Audi A6 1.9 TDI C4 | Diesel | 90 hp | 80 liters |
| Audi A6 1.9 TDI C4 | Diesel | 90 hp | 80 liters |
| Audi A6 2.5 TDI C4 | Diesel | 115 hp | 80 liters |
| Audi A6 2.5 TDI C4 | Diesel | 140 hp | 80 liters |
| Audi A6 2.5 TDI C4 | Diesel | 140 hp | 80 liters |
Audi A6 C5 fuel tank capacity (1997 – 2001)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 1997 och 2001.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 1.8 C5 | Petrol | 125 hp | 70 liters |
| Audi A6 2.4 C5 | Petrol | 136 hp | 70 liters |
| Audi A6 1.8 T C5 | Petrol | 150 hp | 70 liters |
| Audi A6 1.8 T C5 | Petrol | 150 hp | 70 liters |
| Audi A6 2.4 V6 C5 | Petrol | 165 hp | 70 liters |
| Audi A6 2.4 V6 C5 | Petrol | 165 hp | 70 liters |
| Audi A6 1.8 T C5 | Petrol | 180 hp | 70 liters |
| Audi A6 2.8 V6 C5 | Petrol | 193 hp | 70 liters |
| Audi A6 2.8 V6 C5 | Petrol | 193 hp | 70 liters |
| Audi A6 2.7 T V6 C5 | Petrol | 230 hp | 70 liters |
| Audi A6 2.7 T V6 C5 | Petrol | 230 hp | 70 liters |
| Audi A6 2.7 T V6 C5 | Petrol | 250 hp | 70 liters |
| Audi A6 4.2 V8 C5 | Petrol | 300 hp | 82 liters |
| Audi S6 C5 | Petrol | 340 hp | 82 liters |
| Audi A6 1.9 TDI C5 | Diesel | 110 hp | 70 liters |
| Audi A6 1.9 TDI C5 | Diesel | 115 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 150 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 150 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 180 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 180 hp | 70 liters |
Audi A6 C5 Facelift fuel tank capacity (2002 – 2006)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 2002 och 2006.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 2.0 C5 | Petrol | 130 hp | 70 liters |
| Audi A6 2.4 C5 | Petrol | 136 hp | 70 liters |
| Audi A6 1.8 T C5 | Petrol | 150 hp | 70 liters |
| Audi A6 1.8 T C5 | Petrol | 150 hp | 70 liters |
| Audi A6 2.4 V6 C5 | Petrol | 170 hp | 70 liters |
| Audi A6 2.4 V6 C5 | Petrol | 170 hp | 70 liters |
| Audi A6 3.0 V6 C5 | Petrol | 220 hp | 70 liters |
| Audi A6 3.0 V6 C5 | Petrol | 220 hp | 70 liters |
| Audi A6 2.7 T V6 C5 | Petrol | 250 hp | 70 liters |
| Audi A6 4.2 V8 C5 | Petrol | 300 hp | 70 liters |
| Audi S6 C5 | Petrol | 340 hp | 70 liters |
| Audi RS 6 C5 | Petrol | 450 hp | 82 liters |
| Audi RS 6 Plus C5 | Petrol | 480 hp | 82 liters |
| Audi A6 1.9 TDI C5 | Diesel | 130 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 155 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 163 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 163 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 180 hp | 70 liters |
| Audi A6 2.5 TDI V6 C5 | Diesel | 180 hp | 70 liters |
Audi A6 C6 fuel tank capacity (2004 – 2009)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 2004 och 2009.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 2.0 TFSI C6 | Petrol | 170 hp | 80 liters |
| Audi A6 2.4 C6 | Petrol | 177 hp | 80 liters |
| Audi A6 2.4 C6 | Petrol | 177 hp | 70 liters |
| Audi A6 2.8 FSI C6 | Petrol | 210 hp | 70 liters |
| Audi A6 2.8 FSI C6 | Petrol | 210 hp | 70 liters |
| Audi A6 3.2 FSI V6 C6 | Petrol | 255 hp | 70 liters |
| Audi A6 3.2 FSI V6 C6 | Petrol | 255 hp | 80 liters |
| Audi A6 4.2 V8 C6 | Petrol | 335 hp | 80 liters |
| Audi A6 4.2 FSI V8 C6 | Petrol | 350 hp | 80 liters |
| Audi S6 C6 | Petrol | 435 hp | 80 liters |
| Audi RS 6 C6 | Petrol | 580 hp | 80 liters |
| Audi A6 2.0 TDI C6 | Diesel | 140 hp | 70 liters |
| Audi A6 2.7 TDI V6 C6 | Diesel | 180 hp | 70 liters |
| Audi A6 2.7 TDI V6 C6 | Diesel | 180 hp | 80 liters |
| Audi A6 3.0 TDI V6 C6 | Diesel | 224 hp | 80 liters |
| Audi A6 3.0 TDI V6 C6 | Diesel | 233 hp | 80 liters |
Audi A6 C6 Facelift fuel tank capacity (2009 – 2011)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 2009 och 2011.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 2.0 TFSI C6 | Petrol | 170 hp | 80 liters |
| Audi A6 2.8 FSI C6 | Petrol | 190 hp | 70 liters |
| Audi A6 2.8 FSI C6 | Petrol | 190 hp | 80 liters |
| Audi A6 2.8 FSI C6 | Petrol | 220 hp | 70 liters |
| Audi A6 2.8 FSI C6 | Petrol | 220 hp | 80 liters |
| Audi A6 3.0 TFSI C6 | Petrol | 290 hp | 80 liters |
| Audi A6 4.2 FSI V8 C6 | Petrol | 350 hp | 80 liters |
| Audi S6 C6 | Petrol | 435 hp | 80 liters |
| Audi RS 6 C6 | Petrol | 580 hp | 80 liters |
| Audi A6 2.0 TDI e C6 | Diesel | 136 hp | 70 liters |
| Audi A6 2.0 TDI DPF C6 | Diesel | 170 hp | 70 liters |
| Audi A6 2.7 TDI V6 C6 | Diesel | 190 hp | 70 liters |
| Audi A6 2.7 TDI V6 C6 | Diesel | 190 hp | 80 liters |
| Audi A6 3.0 TDI C6 | Diesel | 240 hp | 80 liters |
Audi A6 C7 fuel tank capacity (2011 – 2015)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 2011 och 2015.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 2.0 TFSI C7 | Petrol | 180 hp | 75 liters |
| Audi A6 2.8 FSI V6 C7 | Petrol | 204 hp | 75 liters |
| Audi A6 2.8 FSI V6 C7 | Petrol | 204 hp | 75 liters |
| Audi A6 3.0 TFSI V6 C7 | Petrol | 300 hp | 75 liters |
| Audi A6 3.0 TFSI V6 C7 | Petrol | 310 hp | 75 liters |
| Audi S6 C7 | Petrol | 420 hp | 75 liters |
| Audi RS 6 C7 | Petrol | 560 hp | 75 liters |
| Audi A6 2.0 TDI DPF C7 | Diesel | 177 hp | 75 liters |
| Audi A6 2.0 TDI ultra C7 | Diesel | 190 hp | 75 liters |
| Audi A6 3.0 TDI V6 DPF C7 | Diesel | 204 hp | 65 liters |
| Audi A6 3.0 TDI V6 DPF C7 | Diesel | 204 hp | 75 liters |
| Audi A6 3.0 TDI V6 DPF C7 | Diesel | 245 hp | 75 liters |
| Audi A6 3.0 TDI V6 C7 | Diesel | 313 hp | 75 liters |
| Audi A6 2.0 TFSI hybrid C7 | Petrol | 245 hp | 73 liters |
Audi A6 C7 Facelift fuel tank capacity (2015 – 2018)
Here you will find the fuel tank capacity for different engines in Audi A6 between the years 2015 och 2018.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 1.8 TFSI C7 | Petrol | 190 hp | 75 liters |
| Audi A6 2.0 TFSI C7 | Petrol | 252 hp | 70 liters |
| Audi A6 3.0 TFSI V6 C7 | Petrol | 333 hp | 75 liters |
| Audi S6 C7 | Petrol | 450 hp | 75 liters |
| Audi RS 6 C7 | Petrol | 560 hp | 75 liters |
| Audi RS 6 Performance C7 | Petrol | 605 hp | 75 liters |
| Audi A6 2.0 TDI ultra C7 | Diesel | 150 hp | 73 liters |
| Audi A6 2.0 TDI clean diesel C7 | Diesel | 190 hp | 73 liters |
| Audi A6 2.0 TDI ultra C7 | Diesel | 190 hp | 73 liters |
| Audi A6 2.0 TDI C7 | Diesel | 190 hp | 73 liters |
| Audi A6 3.0 TDI C7 | Diesel | 190 hp | 73 liters |
| Audi A6 3.0 TDI V6 clean diesel C7 | Diesel | 218 hp | 73 liters |
| Audi A6 3.0 TDI V6 clean diesel C7 | Diesel | 272 hp | 75 liters |
| Audi A6 3.0 TDI V6 clean diesel C7 | Diesel | 320 hp | 75 liters |
| Audi A6 3.0 TDI V6 competition C7 | Diesel | 326 hp | 75 liters |
Audi A6 C8 fuel tank capacity (2018 – )
Here you will find the fuel tank capacity for different engines in Audi A6 from the year 2018 until today.
| Model | Fuel | Horsepower | Fuel tank capacity |
|---|---|---|---|
| Audi A6 45 TFSI C8 | Petrol | 245 hp | 73 liters |
| Audi A6 55 TFSI C8 | Petrol | 340 hp | 73 liters |
| Audi RS 6 C8 | Petrol | 600 hp | 73 liters |
| Audi A6 40 TDI C8 | Diesel | 204 hp | 73 liters |
| Audi A6 40 TDI C8 | Diesel | 204 hp | 73 liters |
| Audi A6 45 TDI C8 | Diesel | 231 hp | 73 liters |
| Audi A6 50 TDI C8 | Diesel | 286 hp | 73 liters |
| Audi S6 TDI C8 | Diesel | 350 hp | 73 liters |
| Audi A6 55 TFSI e C8 | Petrol | 367 hp | 52 liters |
| Audi A6 55 TFSI e C8 | Petrol | 367 hp | 52 liters |
| Audi A6 45 TFSI C8 | Petrol | 265 hp | 63 liters |
| Audi A6 40 TDI C8 | Diesel | 204 hp | 63 liters |
| Audi A6 40 TDI C8 | Diesel | 204 hp | 63 liters |
| Audi A6 45 TDI C8 | Diesel | 245 hp | 63 liters |
| Audi A6 50 TDI C8 | Diesel | 286 hp | 63 liters |
| Audi S6 TDI C8 | Diesel | 344 hp | 73 liters |