2021 · Large Car · Gas
2021 Rolls-Royce Phantom MPG & fuel economy
The 2021 Rolls-Royce Phantom is a large car with one EPA-rated configuration. The most efficient version returns 14 MPG combined (12 city / 20 highway) on premium gasoline. Efficiency is unchanged from the 2020 model. Among 27 large cars rated for 2021, it ranks 26th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $4,232 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2021 Rolls-Royce Phantom's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.1 km/L in the city and 8.5 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 12 | 5.1 | 19.6 |
| Highway | 20 | 8.5 | 11.8 |
| Combined | 14 | 6.0 | 16.8 |
How it ranks among 2021 Large Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Phantom MPG across model years
Full history →1 EPA-rated configuration
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 6.7L 12-cyl turbo · 8-speed automatic Phantom |
Gas | 12 MPG | 20 MPG | 14 MPG | — | $4,232 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 6.7L 12-cyl turbo
- Transmission
- 8-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 116 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 615 g/mi
- EPA fuel economy score
- 1/10
- EPA greenhouse gas score
- 1/10
2021 Rolls-Royce Phantom vs. rivals
Compare the 2021 Phantom
With any other car from any year, including other Phantom model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2021 Rolls-Royce Phantom?
Up to 14 MPG combined (12 city / 20 highway).
What fuel does the 2021 Rolls-Royce Phantom use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2021 Rolls-Royce Phantom?
The 2021 Rolls-Royce Phantom's fuel average is 6.0 km/L (16.8 L/100 km), or 14 MPG combined: 5.1 km/L in the city and 8.5 km/L on the highway.
How much does it cost to fuel the 2021 Rolls-Royce Phantom per year?
About $4,232 at 15,000 miles a year with $3.95/gal premium gas, or $28.21 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.