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Oldsmobile Ninety-Eight Regency MPG

EPA fuel economy for 7 Oldsmobile Ninety-Eight Regency trims sold from 1985 to 1987. Best ever: 23 MPG (1985 Ninety-Eight Regency). Latest model year 1987: 19 MPG combined across 1 trim.

23best combined MPG (1985)

19 / 29city / highway of the best trim

18lowest combined MPG (1985)

3model years rated

$3,280a year to fuel, cheapest 1987 trim at EPA prices

Oldsmobile Ninety-Eight Regency fuel cost calculator

Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.

At $4.16 a gallon for regular and 15,000 miles a year, the 1987 Oldsmobile Ninety-Eight Regency costs about $3,280 a year to fuel (Ninety-Eight Regency, 3.8 L, 6 cyl, 19 MPG).

1987 trim	Engine	Transmission	Drive	Fuel	Comb	Cost/yr	vs cheapest
Ninety-Eight Regency	3.8 L, 6 cyl	Auto 4-spd	FWD	Regular	19	$3,280	cheapest

Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.

Oldsmobile Ninety-Eight Regency MPG by year

Year	Best combined	City	Hwy	Best trim that year	Trims
1987	19	16	25	Ninety-Eight Regency, 3.8 L, 6 cyl, Auto 4-spd	1
1986	20	17	27	Ninety-Eight Regency, 3.8 L, 6 cyl, Auto 4-spd	1
1985	23	19	29	Ninety-Eight Regency, 4.3 L, 6 cyl, Diesel, Auto 4-spd	5

Every Oldsmobile Ninety-Eight Regency trim

Year	Trim	Engine	Transmission	Drive	Fuel	City	Hwy	Comb	CO2 g/mi	Fuel cost/yr
1987	Ninety-Eight Regency	3.8 L, 6 cyl	Auto 4-spd	FWD	Regular	16	25	19	468	$3,280
1986	Ninety-Eight Regency	3.8 L, 6 cyl	Auto 4-spd	FWD	Regular	17	27	20	444	$3,120
1985	Ninety-Eight Regency	4.3 L, 6 cyl, Diesel	Auto 4-spd	FWD	Diesel	19	29	23	443	$3,900
1985	Ninety-Eight Regency	4.3 L, 6 cyl, Diesel	Auto 4-spd	FWD	Diesel	19	29	23	443	$3,900
1985	Ninety-Eight Regency	3.0 L, 6 cyl	Auto 4-spd	FWD	Regular	16	23	19	468	$3,280
1985	Ninety-Eight Regency	3.8 L, 6 cyl	Auto 4-spd	FWD	Regular	17	24	19	468	$3,280
1985	Ninety-Eight Regency	3.0 L, 6 cyl	Auto 4-spd	FWD	Regular	15	23	18	494	$3,470

CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).

Compare with other 1987 Large Cars

Vehicle	Combined	City	Hwy
1987 Saab 9000	21	18	26
1987 Buick Electra/Park Avenue	19	16	25
1987 Buick LeSabre	19	16	25
1987 Chevrolet Caprice	19	16	24
1987 Ford LTD Crown Victoria	19	16	24
1987 Lincoln Town Car	19	16	24

All Large Cars ranked by MPG

Questions people ask

What is the best MPG for a Oldsmobile Ninety-Eight Regency?

The most efficient Oldsmobile Ninety-Eight Regency the EPA has rated is the 1985 Ninety-Eight Regency at 23 MPG combined (19 city, 29 highway).

What MPG does the 1987 Oldsmobile Ninety-Eight Regency get?

Every 1987 Oldsmobile Ninety-Eight Regency trim is rated 19 MPG combined.

Which Oldsmobile Ninety-Eight Regency has the worst fuel economy?

The 1985 Ninety-Eight Regency is the lowest rated at 18 MPG combined.

How much does it cost to fuel a Oldsmobile Ninety-Eight Regency for a year?

At $4.16 a gallon for regular and 15,000 miles a year, the 1987 Oldsmobile Ninety-Eight Regency costs about $3,280 a year to fuel (Ninety-Eight Regency, 3.8 L, 6 cyl, 19 MPG).

More from Oldsmobile: every Oldsmobile model. Fuel types on this model: Diesel, Regular. EPA classes: Large Cars.