Fuel economy & running costsHybrid
18MPGcombined
15city
23highway
A year of fuel$4,550
CO₂ from the tailpipe495 g/mi
Figures from the EPA label (fueleconomy.gov), the same as on the car's window sticker.
Against the 1,390 audi cars
Bars are scaled to the best in the list; the mark shows the list average. Lower is better for fuel cost; higher is better for the rest. All figures are the EPA's.
Summary
2021 Audi A8 L by Audi. The figures below are from US EPA fueleconomy.gov, with the page each one came from.
Details
- Model year
- 2021fueleconomy.gov · 3 Oct 2026
Efficiency
- Combined MPG
- 18fueleconomy.gov · 3 Oct 2026
- City MPG
- 15fueleconomy.gov · 3 Oct 2026
- Highway MPG
- 23fueleconomy.gov · 3 Oct 2026
Running cost
- Annual fuel cost
- $4,550fueleconomy.gov · 3 Oct 2026
- CO₂ (tailpipe)
- 495 g/mifueleconomy.gov · 3 Oct 2026
Car
- Body
- Carfueleconomy.gov · 3 Oct 2026
- EPA class
- Large Carsfueleconomy.gov · 3 Oct 2026
- Drive
- All-Wheel Drivefueleconomy.gov · 3 Oct 2026
Powertrain
- Engine
- 4.0 L 8-cyl turbofueleconomy.gov · 3 Oct 2026
- Transmission
- Automatic (S8)fueleconomy.gov · 3 Oct 2026
- Fuel
- Gasolinefueleconomy.gov · 3 Oct 2026
More audi cars
See the list
#1 2027 · Audi A3 quattro 28Combined MPG $2,950Fuel / year 
#2 2027 · Audi A5 quattro 26Combined MPG $3,150Fuel / year 
#3 2027 · Audi A6 e-tron 348 miEPA range $700Fuel / year #4 2027 · Audi A6 e-tron quattro 327 miEPA range $700Fuel / year #5 2027 · Audi A6 e-tron quattro ultra 360 miEPA range $650Fuel / year #6 2027 · Audi A6 e-tron ultra 395 miEPA range $600Fuel / year Listed on CarCody
- Audi Cars: Every Model and Year With MPG1390 listed
Sources
- fueleconomy.gov/feg/noframes/43003.shtml· checked 3 Oct 2026