2015 head-to-head · Midsize Car vs Compact Car
2015 Bentley Mulsanne vs Rolls-Royce Phantom
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
RWD · 6.8L 8-cyl turbo · 8-speed automatic · 13 MPG
RWD · 6.7L 12-cyl · 8-speed automatic · 14 MPG
The 2015 Rolls-Royce Phantom is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $4,232 a year to fuel (14 MPG), versus $4,558 for the 2015 Bentley Mulsanne (13 MPG). That's roughly $326 a year, or about $1,628 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Bentley Mulsanne
- Rolls-Royce Phantom
Side by side
| Bentley Mulsanne | Rolls-Royce Phantom | |
|---|---|---|
| $4,558 | Your annual fuel cost | $4,232 |
| 13 MPG | Combined efficiency | 14 MPG |
| 11 MPG | City | 11 MPG |
| 18 MPG | Highway | 19 MPG |
| 101 cu ft | Passenger volume | 97 cu ft |
| 11 cu ft | Cargo volume | 11 cu ft |
| 688 g/mi | Tailpipe CO₂ (g/mi) | 637 g/mi |
| 1/10 | EPA fuel economy score | 2/10 |
| 1/10 | EPA greenhouse gas score | 2/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 6.8L 8-cyl turbo | Engine / motor | 6.7L 12-cyl |
| 8-speed automatic | Transmission | 8-speed automatic |
| RWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Bentley Mulsanne vs Rolls-Royce Phantom across model years
- Bentley Mulsanne
- Rolls-Royce Phantom
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Bentley Mulsanne has more passenger space (101 vs. 97 cu ft).
Frequently asked questions
Which is more fuel-efficient, the 2015 Bentley Mulsanne or the 2015 Rolls-Royce Phantom?
Measured by cost to drive, the Rolls-Royce Phantom. The Bentley Mulsanne is rated 13 MPG combined and the Rolls-Royce Phantom 14 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2015 Bentley Mulsanne vs. the Rolls-Royce Phantom per year?
At 15,000 miles a year with $3.95/gal premium gas, about $4,558 for the Bentley Mulsanne and $4,232 for the Rolls-Royce Phantom.
Bentley Mulsanne vs Rolls-Royce Phantom in other years
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