Audi · gas
Audi A4 fuel economy & road trip cost
The Audi A4 (2015–2025) is rated at 27 combined MPG with a 15.3 gallon tank, giving roughly 330 miles between stops once you keep a sensible reserve.
Combined MPG
27
Tank
15.3 gal
Usable range
330 mi
Cost per mile
$0.128
Gas cost per 100 miles in a Audi A4
| Pump price ($/gal) | 100 miles | 300 miles | Full tank |
|---|---|---|---|
| $3.00 | $11.11 | $33.33 | $45.90 |
| $3.50 | $12.96 | $38.89 | $53.55 |
| $4.00 | $14.81 | $44.44 | $61.20 |
| $4.50 | $16.67 | $50.00 | $68.85 |
| $5.00 | $18.52 | $55.56 | $76.50 |
Highway-heavy trips usually beat the combined rating; city traffic and roof loads reduce it.
Popular trips in a Audi A4
- Las Vegas to Phoenix · ~$39
- Las Vegas to Los Angeles · ~$35
- Los Angeles to San Francisco · ~$52
- Los Angeles to San Diego · ~$17
- Los Angeles to Las Vegas · ~$35
- San Francisco to Los Angeles · ~$52
- New York to Boston · ~$29
- New York to Washington · ~$31
- New York to Philadelphia · ~$12
- Chicago to Indianapolis · ~$25
- Chicago to Detroit · ~$36
- Chicago to St. Louis · ~$40
Other Audi models
Fuel figures on this page are modelled estimates built from published EPA combined MPG ratings and curated regional pump-price baselines. They are not live station quotes — always confirm the price at the pump before you travel.