1991 · Midsize Car · Gas

1991 Ford Thunderbird MPG & fuel economy

The 1991 Ford Thunderbird is a midsize car offered in 4 EPA-rated configurations. The most efficient version returns 20 MPG combined (17 city / 24 highway) on regular gasoline. Across the lineup, combined ratings range from 18 to 20 MPG. Efficiency is unchanged from the 1990 model. Among 42 midsize cars rated for 1991, it ranks 18th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $2,325 a year to fuel.

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Combined 20 MPG 17 MPG city · 24 MPG hwy
Driving range — not published for this model
Your fuel cost $2,325 15,000 mi/yr · $15.50 per 100 mi
Class rank, 1991 #18 of 42 Midsize Cars by fuel cost

What will it cost you?

Your mileage and prices are saved and used across the site.

Fuel average

The 1991 Ford Thunderbird's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.2 km/L in the city and 10.2 km/L on the highway.

MPGkm/LL/100 km
City177.213.8
Highway2410.29.8
Combined208.511.8

How it ranks among 1991 Midsize Cars

Full class ranking →
  1. 1Dodge Spirit25 MPG $1,860
  2. 2Plymouth Acclaim25 MPG $1,860
  3. 3Chevrolet Corsica24 MPG $1,938
  4. 4Mazda 626/MX-624 MPG $1,938
  5. 5Buick Century22 MPG $2,114
  6. 18Ford Thunderbird20 MPG $2,325
  7. 42Rolls-Royce Eight/Mulsan/Mulsanne10 MPG $5,925
1991 ThunderbirdOther midsize carsClass median: $2,447/yr

Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.

Thunderbird MPG across model years

Full history →

4 EPA-rated configurations

ConfigurationTypeCityHwyCombinedRangeYour cost / yr
RWD · 3.8L 6-cyl · 4-speed automatic
Thunderbird		 Gas 17 MPG 24 MPG 20 MPG — $2,325
RWD · 5.0L 8-cyl · 4-speed automatic
Thunderbird		 Gas 16 MPG 22 MPG 18 MPG — $2,583
RWD · 3.8L 6-cyl supercharged · 4-speed automatic
Thunderbird		 Gas 15 MPG 21 MPG 18 MPG — $3,292
RWD · 3.8L 6-cyl supercharged · 5-speed manual
Thunderbird		 Gas 15 MPG 22 MPG 18 MPG — $3,292

Specs (most efficient configuration)

Fuel
Regular gasoline
Engine / motor
3.8L 6-cyl
Transmission
4-speed automatic
Drivetrain
RWD
Passenger volume
101 cu ft
Cargo volume
15 cu ft
Tailpipe CO₂
444 g/mi

1991 Ford Thunderbird vs. rivals

vs Buick Regal 20 MPG · $2,325/yr Same fuel cost vs Mercury Cougar 20 MPG · $2,325/yr Same fuel cost vs Dodge Dynasty 20 MPG · $2,325/yr Same fuel cost vs Chevrolet Lumina 21 MPG · $2,214/yr Lumina saves $111/yr vs Hyundai Sonata 21 MPG · $2,214/yr Sonata saves $111/yr vs Mercury Sable 21 MPG · $2,214/yr Sable saves $111/yr vs Chrysler New Yorker 19 MPG · $2,447/yr Thunderbird saves $122/yr vs Oldsmobile Trofeo/Toronado 19 MPG · $2,447/yr Thunderbird saves $122/yr vs Buick Riviera 19 MPG · $2,447/yr Thunderbird saves $122/yr vs Mazda 929 18 MPG · $2,583/yr Thunderbird saves $258/yr

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Frequently asked questions

What is the gas mileage of the 1991 Ford Thunderbird?

Up to 20 MPG combined (17 city / 24 highway); ratings range from 18 to 20 MPG depending on configuration.

What fuel does the 1991 Ford Thunderbird use?

Regular gasoline.

What is the fuel average in km/L for the 1991 Ford Thunderbird?

The 1991 Ford Thunderbird's fuel average is 8.5 km/L (11.8 L/100 km), or 20 MPG combined: 7.2 km/L in the city and 10.2 km/L on the highway.

How much does it cost to fuel the 1991 Ford Thunderbird per year?

About $2,325 at 15,000 miles a year with $3.10/gal regular gas, or $15.50 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.

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