Rolls-Royce Corniche III MPG by year — every rating on record
The Rolls-Royce Corniche III has a combined EPA fuel economy rating for 2 model years, from 1990 to 1991. Across those years its best rated version returned 10 mpg (1990) and its thirstiest returned 10 mpg (1990). The EPA record holds 2 configurations for this nameplate, most recently a Subcompact Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 1990 | 1 | 10 mpg | 10 mpg | #65 of 65 (0th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 1991 | 1 | 10 mpg | 10 mpg | #73 of 73 (0th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Rolls-Royce Corniche III placed highest in 1990 at #65 of 65, and lowest in 1991 at #73 of 73. 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1991 | 6.8L 8-cyl Rear-Wheel Drive Automatic 3-spd Premium | (GUZZLER) (FFS) (MPFI) | 9 | 12 | 10 | 1150.0 | 29.8 | $7,750 | 888.7 | n/a |
| 1990 | 6.8L 8-cyl Rear-Wheel Drive Automatic 3-spd Premium | (GUZZLER) (FFS) (MPFI) | 9 | 12 | 10 | 1150.0 | 29.8 | $7,750 | 888.7 | n/a |
What Corniche III fuel costs over a year
At the EPA's 11,500 miles a year, the 1991 Rolls-Royce Corniche III 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 1991 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 Subcompact Cars
Across the 461 nameplates EPA classifies as Subcompact Cars, the median best combined rating is 24 mpg. At 10 mpg the Rolls-Royce Corniche III is 14 mpg below the median, which is worth about $2,348 a year at $3.50 a gallon.
- All Subcompact Cars rankings — every nameplate in the class, best to worst.
Other Rolls-Royce nameplates
Every Rolls-Royce model compared → — all nameplates ranked by best combined rating, with what each one costs a year.