2018 head-to-head · Subcompact Car
2018 Aston Martin DB11 vs Bentley Continental GT Convertible
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 6.0L 12-cyl turbo · 8-speed automatic · 14 MPG
The 2018 Aston Martin DB11 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,962 a year to fuel (20 MPG), versus $4,232 for the 2018 Bentley Continental GT Convertible (14 MPG). That's roughly $1,270 a year, or about $6,348 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
- Aston Martin DB11
- Bentley Continental GT Convertible
Side by side
| Aston Martin DB11 | Bentley Continental GT Convertible | |
|---|---|---|
| $2,962 | Your annual fuel cost | $4,232 |
| 20 MPG | Combined efficiency | 14 MPG |
| 18 MPG | City | 12 MPG |
| 24 MPG | Highway | 20 MPG |
| 72 cu ft | Passenger volume | 86 cu ft |
| 9 cu ft | Cargo volume | 7 cu ft |
| 431 g/mi | Tailpipe CO₂ (g/mi) | 627 g/mi |
| 4/10 | EPA fuel economy score | 1/10 |
| 4/10 | EPA greenhouse gas score | 1/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 4.0L 8-cyl turbo | Engine / motor | 6.0L 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.
Aston Martin DB11 vs Bentley Continental GT Convertible across model years
- Aston Martin DB11
- Bentley Continental GT Convertible
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 Continental GT Convertible has more passenger space (86 vs. 72 cu ft); the Aston Martin DB11 has more cargo space (9 vs. 7 cu ft).
Among 44 2018 subcompact cars, the Aston Martin DB11 ranks 34th and the Bentley Continental GT Convertible 43rd for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2018 Aston Martin DB11 or the 2018 Bentley Continental GT Convertible?
Measured by cost to drive, the Aston Martin DB11. The Aston Martin DB11 is rated 20 MPG combined and the Bentley Continental GT Convertible 14 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 Aston Martin DB11 vs. the Bentley Continental GT Convertible per year?
At 15,000 miles a year with $3.95/gal premium gas, about $2,962 for the Aston Martin DB11 and $4,232 for the Bentley Continental GT Convertible.
Which has more cargo space?
The Aston Martin DB11, with 9 cu ft of luggage volume versus 7 cu ft (EPA interior volume index).
Aston Martin DB11 vs Bentley Continental GT Convertible in other years
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