2019 head-to-head · Midsize Car vs Wagon
2019 Bentley Mulsanne vs Rolls-Royce Cullinan
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 · 12 MPG
AWD · 6.7L 12-cyl turbo · 8-speed automatic · 14 MPG
The 2019 Rolls-Royce Cullinan 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 $4,938 for the 2019 Bentley Mulsanne (12 MPG). That's roughly $705 a year, or about $3,527 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 Cullinan
Side by side
| Bentley Mulsanne | Rolls-Royce Cullinan | |
|---|---|---|
| $4,938 | Your annual fuel cost | $4,232 |
| 12 MPG | Combined efficiency | 14 MPG |
| 10 MPG | City | 12 MPG |
| 16 MPG | Highway | 20 MPG |
| 101 cu ft | Passenger volume | 112 cu ft |
| 11 cu ft | Cargo volume | 21 cu ft |
| 749 g/mi | Tailpipe CO₂ (g/mi) | 615 g/mi |
| 1/10 | EPA fuel economy score | 1/10 |
| 1/10 | EPA greenhouse gas score | 1/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 6.8L 8-cyl turbo | Engine / motor | 6.7L 12-cyl turbo |
| 8-speed automatic | Transmission | 8-speed automatic |
| RWD | Drivetrain | AWD |
✓ 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 Cullinan across model years
- Bentley Mulsanne
- Rolls-Royce Cullinan
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 Rolls-Royce Cullinan has more passenger space (112 vs. 101 cu ft); the Rolls-Royce Cullinan has more cargo space (21 vs. 11 cu ft).
Frequently asked questions
Which is more fuel-efficient, the 2019 Bentley Mulsanne or the 2019 Rolls-Royce Cullinan?
Measured by cost to drive, the Rolls-Royce Cullinan. The Bentley Mulsanne is rated 12 MPG combined and the Rolls-Royce Cullinan 14 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2019 Bentley Mulsanne vs. the Rolls-Royce Cullinan per year?
At 15,000 miles a year with $3.95/gal premium gas, about $4,938 for the Bentley Mulsanne and $4,232 for the Rolls-Royce Cullinan.
Which has more cargo space?
The Rolls-Royce Cullinan, with 21 cu ft of luggage volume versus 11 cu ft (EPA interior volume index).
Bentley Mulsanne vs Rolls-Royce Cullinan in other years
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