Lamborghini Aventador Sian Roadster MPG by year — every rating on record
The Lamborghini Aventador Sian Roadster has a combined EPA fuel economy rating for 2 model years, from 2020 to 2021. Across those years its best rated version returned 10 mpg (2020) and its thirstiest returned 10 mpg (2020). The EPA record holds 2 configurations for this nameplate, most recently a Two Seaters.
In the EPA record this nameplate also appears as Aventador Sian Roadster and Aventador Sian Coupe. The figures below cover every one of them.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2020 | 1 | 10 mpg | 10 mpg | #60 of 60 (0th pct) | All-Wheel Drive | Premium | Two Seaters |
| 2021 | 1 | 10 mpg | 10 mpg | #49 of 49 (0th pct) | All-Wheel Drive | Premium | Two Seaters |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Lamborghini Aventador Sian Roadster placed highest in 2021 at #49 of 49, and lowest in 2020 at #60 of 60. It spent 0 of its 2 ranked years in the top half of its class.
Every configuration on record
All 2 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | 6.5L 12-cyl All-Wheel Drive Automatic (AM-S7) Premium | 6.5L 12-cyl, start-stop | 8 | 14 | 10 | 1150.0 | 29.8 | $7,750 | 867 | 1/10 |
| 2020 | 6.5L 12-cyl All-Wheel Drive Automatic (AM-S7) Premium | 6.5L 12-cyl, start-stop | 8 | 14 | 10 | 1150.0 | 29.8 | $7,750 | 861 | 1/10 |
What Aventador Sian Roadster fuel costs over a year
At the EPA's 11,500 miles a year, the 2021 Lamborghini Aventador Sian Roadster burns 1150 to 1150 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $3,450 | $3,450 | $0 |
| $3.50/gal | $4,025 | $4,025 | $0 |
| $4.00/gal | $4,600 | $4,600 | $0 |
EPA’s own estimate for the 2021 model year is $7,750 to $7,750 a year in fuel, or $27,500 more than the average new vehicle over five years.
How it compares with other Two Seaters
Across the 263 nameplates EPA classifies as Two Seaters, the median best combined rating is 18 mpg. At 10 mpg the Lamborghini Aventador Sian Roadster is 8 mpg below the median, which is worth about $1,789 a year at $3.50 a gallon.
- All Two Seaters rankings — every nameplate in the class, best to worst.
Other Lamborghini nameplates
Every Lamborghini model compared → — all nameplates ranked by best combined rating, with what each one costs a year.