Rolls-Royce models ranked by fuel economy, 2026
For model year 2026 the data rates 4 Rolls-Royce models. The most efficient is Rolls-Royce Spectre at 77 combined and the least efficient is Rolls-Royce Phantom at 14; the middle of the list sits at 14.
That is a spread of 63 from first to last; the leader's rating is 5.5 times the last model's.
The largest step between neighbouring ranks comes after Rolls-Royce Spectre, 1st: the next model, Rolls-Royce Cullinan, is 63 lower.
On annual fuel cost under the file's assumptions, Rolls-Royce Spectre is lowest at $1,000 and Rolls-Royce Phantom highest at $5,850; the median is $5,850.
By vehicle class: Large cars (2), Compact cars (1), Standard SUVs (1).
By powertrain: Gasoline (3), Electric (1).
MPGe is used for electric models: it is the electric equivalent of MPG, so the figures are comparable as energy efficiency.
All 4 models ranked
Annual fuel cost in the file is based on 15,000 miles a year, 55% city and 45% highway driving, and the fuel prices that fueleconomy.gov published at the time of the release (the same prices for every model year).
| Rank | Model | Vehicle class | Powertrain | Combined MPG | Annual fuel cost | CO2 g/mile | Versions |
|---|---|---|---|---|---|---|---|
| 1 | Rolls-Royce Spectre | Compact cars | Electric | 77 | $1,000 | 0 | 4 |
| 2 | Rolls-Royce Cullinan | Standard SUVs | Gasoline | 14 | $5,850 | 609 | 2 |
| 3 | Rolls-Royce Ghost | Large cars | Gasoline | 14 | $5,850 | 609 | 3 |
| 4 | Rolls-Royce Phantom | Large cars | Gasoline | 14 | $5,850 | 609 | 2 |
Each model is shown with its most efficient rated version. How the figures are prepared: methods and data.