BMW i7 vs Rolls-Royce Ghost
The BMW i7 is the more efficient of the two: it reaches 92 mpg combined versus 15 mpg for the Rolls-Royce Ghost, a 77 mpg advantage and costs about $4,250 less per year to fuel.
Across 4 measured categories, the BMW i7 leads in 4. Figures are EPA test data, not manufacturer claims.
2015–2027
Rolls-Royce Ghost
Large Cars · 33 configurations
Head-to-head specifications
| Metric | BMW i7 | Rolls-Royce Ghost |
|---|---|---|
| Best combined MPG | 92 mpg ✓ | 15 mpg |
| Best city MPG | 91 mpg ✓ | 13 mpg |
| Best highway MPG | 95 mpg ✓ | 21 mpg |
| Lowest annual fuel costEPA estimate at 15,000 miles per year | $800 ✓ | $5,050 |
| Lowest CO2 output | Not available | 580 g/mi |
| Engines offered | Not available | SIDI |
| Transmissions | Automatic (A1) | Automatic (S8) |
| Drivetrains | All-Wheel Drive, Rear-Wheel Drive, 4-Wheel Drive | All-Wheel Drive, Rear-Wheel Drive |
| Fuel types | Electricity | Premium |
| EPA class | Large Cars | Large Cars |
| Years covered | 2023–2027 | 2015–2027 |
| Configurations on record | 34 | 33 |
Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.
i7 vs Ghost: common questions
Which is better on gas, the BMW i7 or the Rolls-Royce Ghost?
The BMW i7 is the more efficient of the two: it reaches 92 mpg combined versus 15 mpg for the Rolls-Royce Ghost, a 77 mpg advantage and costs about $4,250 less per year to fuel.
Which costs less to run per year?
By EPA estimates at 15,000 miles a year, the BMW i7 runs about $800 a year in fuel at its most efficient configuration, versus about $5,050 for the Rolls-Royce Ghost — a difference of roughly $4,250 per year.
What engines do the i7 and Ghost offer?
BMW i7: no engine data on record. Rolls-Royce Ghost: SIDI.
Are they in the same vehicle class?
Yes — the EPA classifies both the BMW i7 and the Rolls-Royce Ghost as Large Cars, so they compete directly.
More i7 comparisons
Comparison id: bmw-i7-vs-rolls-royce-ghost