Buick Roadmaster MPG

The 1996 Buick Roadmaster gets 18 mpg combined (15 city, 24 highway): about $2,133 a year in fuel at $3.20 a gallon and 12,000 miles.

EPA fueleconomy.gov · 2 engines · 1991–1996 · Updated Nov 3, 2026
Quick answer

Against 164 other V8 cars rated 1994–1996, the Roadmaster beats their 15.4 mpg average by 2.6 mpg, about $361 a year.

Every Buick Roadmaster engine, compared

Yearly cost assumes 12,000 miles at $3.20 a gallon.

FIG.01·Buick Roadmaster gas mileage by engine
EngineCombinedCity / HighwayYearsFuel per year
5.7L 8-cyl17.815 / 23.21992–1996$2,157
5L 8-cyl Hybrid17.515 / 231991–1992$2,194
ROWS 2·SOURCE EPA fueleconomy.gov + ForCar

What that actually costs

FIG.02·Buick Roadmaster fuel cost
MeasureValue
Cost per mile (1996)$0.178
Fuel per year$2,133
Fuel over five years$10,665
Against other V8 cars, 1994–1996−$361 a year
EPA's own estimate$3,629 a year
ROWS 5·SOURCE ForCar, computed from EPA ratings

City or highway — who is this car for

The 1996 Buick Roadmaster gives up 9 mpg in town: 24 on the highway against 15 in the city, $960 a year if every mile were city driving.

FIG.03·Buick Roadmaster city versus highway
MeasureValueReading
City (1996)15 mpg$2,560 a year if you only drive in town
Highway24 mpg$1,600 a year if you mostly commute
Gap+9 mpg (60%)Wide — this car dislikes traffic
ROWS 3·SOURCE EPA fueleconomy.gov + ForCar

How the Roadmaster changed over the years

The Roadmaster peaked in 1996 at 18 mpg (15 city, 24 highway) and was at its thirstiest in 1993 at 17 — 1 mpg apart, or $126 a year in fuel between buying one year and the other.

FIG.04·Buick Roadmaster gas mileage by model year
Model yearCombinedCity / HighwayEngines offeredFuel per year
19961815 / 241$2,133
19951815 / 231$2,133
19941815 / 231$2,133
19931715 / 231$2,259
19921815 / 232$2,133
19911715 / 231$2,259
ROWS 6·SOURCE EPA fueleconomy.gov + ForCar
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How we count

This page rests on 7 EPA ratings of the Buick Roadmaster — 2 engines across 1991–1996. 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 $3,629. Full method.

Frequently asked questions

What mpg does the 1996 Buick Roadmaster get?

18 mpg combined, 15 city and 24 highway, per EPA. Across every year since 1991 the Roadmaster has averaged 17.7 mpg.

Is the 1996 Roadmaster more efficient than the 1995?

About the same: 18 against 18 mpg combined.

Which Roadmaster year has the best gas mileage?

The 1996, at 18 mpg combined (15 city, 24 highway), which is also the latest model year we hold.

Gas mileage ratings from EPA fueleconomy.gov, unadjusted. Running cost computed by ForCar at 12,000 miles a year and $3.20 a gallon. Last updated Nov 2026. — ForCar Reviewed by , founder of ForCar.
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