2018 head-to-head · Midsize Car
2018 Bentley Flying Spur vs Cadillac CTS-V
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 · 6.2L 8-cyl supercharged · 8-speed automatic · 17 MPG
The 2018 Cadillac CTS-V is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $3,485 a year to fuel (17 MPG), versus $3,703 for the 2018 Bentley Flying Spur (16 MPG). That's roughly $218 a year, or about $1,089 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 Flying Spur
- Cadillac CTS-V
Side by side
| Bentley Flying Spur | Cadillac CTS-V | |
|---|---|---|
| $3,703 | Your annual fuel cost | $3,485 |
| 16 MPG | Combined efficiency | 17 MPG |
| 13 MPG | City | 14 MPG |
| 22 MPG | Highway | 21 MPG |
| 102 cu ft | Passenger volume | 97 cu ft |
| 13 cu ft | Cargo volume | 13 cu ft |
| 568 g/mi | Tailpipe CO₂ (g/mi) | 530 g/mi |
| 2/10 | EPA fuel economy score | 3/10 |
| 2/10 | EPA greenhouse gas score | 3/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 6.2L 8-cyl supercharged |
| 8-speed automatic | Transmission | 8-speed automatic |
| AWD | 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 Flying Spur vs Cadillac CTS-V across model years
- Bentley Flying Spur
- Cadillac CTS-V
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 Flying Spur has more passenger space (102 vs. 97 cu ft).
Among 74 2018 midsize cars, the Bentley Flying Spur ranks 71st and the Cadillac CTS-V 70th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2018 Bentley Flying Spur or the 2018 Cadillac CTS-V?
Measured by cost to drive, the Cadillac CTS-V. The Bentley Flying Spur is rated 16 MPG combined and the Cadillac CTS-V 17 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 Bentley Flying Spur vs. the Cadillac CTS-V per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,703 for the Bentley Flying Spur and $3,485 for the Cadillac CTS-V.
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