Audi A6 allroad Gas Tank Size and Capacity by Year
19.3gal · 73 L
Across 7 model years (2020–2026), the Audi A6 allroad has used tanks from 19.3 gallons. The 2026 model holds 19.3 gallons.
Pick your model year
How the tank changed over the years
Audi A6 allroad tank size by year
| Year | Tank | Liters | Best highway range | Trims |
|---|---|---|---|---|
| 2026 Audi A6 allroad | 19.3 gallons | 73 L | 579 mi | 2 |
| 2025 Audi A6 allroad | 19.3 gallons | 73 L | 579 mi | 2 |
| 2024 Audi A6 allroad | 19.3 gallons | 73 L | 579 mi | 2 |
| 2023 Audi A6 allroad | 19.3 gallons | 73 L | 579 mi | 2 |
| 2022 Audi A6 allroad | 19.3 gallons | 73 L | 540 mi | 2 |
| 2021 Audi A6 allroad | 19.3 gallons | 73 L | 502 mi | 2 |
| 2020 Audi A6 allroad | 19.3 gallons | 73 L | 502 mi | 2 |
Frequently asked questions
What size gas tank does the Audi A6 allroad have?
The 2026 Audi A6 allroad holds 19.3 gallons. Older years range from 19.3 gallons; the table has every year.
Has the tank size changed over the years?
Not in the years we list. The largest tank has stayed at 19.3 gallons.