1984 Rolls-Royce Corniche
6.8L 8-cyl · 3-speed automatic
Official EPA record #26760 from FuelEconomy.gov · data 2026-07-26 · every assumption below is yours to edit. How this is computed
Per month
$494.29
Per year
$5,931
Per mile
49.4¢/mi
5-year total
$29,655
Your own average replaces the EPA laboratory values — never averaged together with them — and the driving-mix setting stops applying, because a figure you measured already contains your own mix.
Notes & official EPA estimate
Official FuelEconomy.gov estimate: $7,800/year — assumes 15,000 miles/year and EPA price assumptions. The figures above use your inputs instead.
Official EPA efficiency
| Measure | Value |
|---|---|
| City MPG | 7 |
| Highway MPG | 10 |
| Combined MPG | 8 |
Official EPA estimates
| Estimate | Value |
|---|---|
| Official annual fuel cost (15,000 mi/yr) | $7,800/yr |
| Tailpipe CO₂ | 1111 g/mi |
| EPA smog rating | not published |
Source: U.S. EPA / DOE FuelEconomy.gov, vehicle record #26760 (record updated 2013-01-01). Snapshot processed 2026-07-26; page data last changed 2013-01-01.
Related configurations
Same year, same family
Adjacent model years