The Bentley Turbo does 12 mpg combined (10 city, 15 highway), which works out to about $3,200 a year in fuel at $3.20 a gallon and 12,000 miles. Engine choice matters more than you'd think: 6.7L 8-cyl does 12 mpg while 6.8L 8-cyl does 12 — a difference of $0 a year. Against other V8 cars it sits below the average of 16.1 mpg.
Every Bentley Turbo engine, compared
Gas mileage on the Bentley Turbo ranges from 12 down to 12 depending on which engine sits under the bonnet — a spread of $0 a year across 2 versions of the same car. Picking the right one often saves more fuel than picking a different car altogether. Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 6.7L 8-cyl | 10 / 15 | 1998–1998 | $3,200 | |
| 6.8L 8-cyl | 10 / 15 | 1999–1999 | $3,200 |
What that actually costs
The Bentley Turbo burns a gallon every 12 miles, so 12,000 miles takes about 1000 gallons a year. At $3.20 that is what the table below adds up to.
| Measure | Value |
|---|---|
| Cost per mile | $0.267 |
| Fuel per year | $3,200 |
| Fuel over five years | $16,000 |
| Against other V8 cars | +$815 a year |
| EPA's own estimate | $6,400 a year |
City or highway — who is this car for
The Bentley Turbo gives up 5 mpg the moment you leave the motorway — 15 out there against 10 in town, a 50% drop worth $1,280 a year. A wide gap punishes stop-and-start traffic; a narrow one means the car doesn't care where you drive it.
| Measure | Value | Reading |
|---|---|---|
| City | 10 mpg | $3,840 a year if you only drive in town |
| Highway | 15 mpg | $2,560 a year if you mostly commute |
| Gap | +5 mpg (50%) | Wide — this car dislikes traffic |
How the Turbo changed over the years
Combined figure across the 2 model years the Turbo was rated in, all of them at 12 mpg.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 1999 | 10 / 15 | 1 | $3,200 | |
| 1998 | 10 / 15 | 1 | $3,200 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 2 EPA ratings of the Bentley Turbo — 2 engines across 1998–1999. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $6,400. Full method.
Frequently asked questions
What mpg does the Bentley Turbo get?
12 mpg combined on average — 10 in the city and 15 on the highway, per EPA ratings across 1998–1999.
How much does a Bentley Turbo cost in fuel per year?
About $3,200 at 12,000 miles and $3.20 a gallon — roughly $16,000 over five years, or 0.267 dollars a mile.
Which Turbo engine is the most economical?
The 6.7L 8-cyl at 12 mpg, against 12 for the 6.8L 8-cyl — a difference of about $0 a year.
Is the Turbo good on fuel compared with similar cars?
Against other V8 cars it sits below the average of 16.1 mpg, computed across 3323 ratings.
Are these real-world Turbo figures?
No — they are EPA laboratory ratings, the same ones printed on the window sticker, and EPA's own annual fuel estimate for the Bentley Turbo is $6,400 against the $3,200 we compute at 12,000 miles. Expect a little worse in practice: the spread between the 12 and 12 mpg versions of this car is smaller than the spread between two drivers of the same one.
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