1991 Wallace Environmental Wetl 500 SECFuel Economy & MPG Ratings
Gasoline Compact CarsRear-Wheel Drive
City
11
MPG
Highway
15
MPG
Combined
13
MPG
Trim Comparison
Automatic 4-spd
Premium
City
11
Hwy
15
Comb
13
Fuel cost: $6,300/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic 4-spd | Premium | 11 | 15 | 13 | $6,300 |
Annual Fuel Cost
$6,300
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$-19,500
vs. average new vehicle
EPA Fuel Economy Score: -1/10
GHG Score: -1/10
Environment
- CO₂ Tailpipe Emissions
- 684 g/mile
- Annual Petroleum Consumption
- 22.9 barrels
Specifications
- Engine
- 5.6L 8-cyl
- Transmission
- 4-speed Automatic
- Drivetrain
- RWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 5.6L, 8-cylinder
- Induction Type
- Gas Guzzler, Port Fuel Injection
- Fuel Type
- Premium Gasoline
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
National AvgEPA default
$4.490/gal$5,181/yr
California
$5.957/gal$6,873/yr
Texas
$3.888/gal$4,486/yr
Florida
$4.136/gal$4,772/yr
New York
$4.522/gal$5,218/yr
Ohio
$4.510/gal$5,204/yr
Washington
$5.591/gal$6,451/yr
Colorado
$4.618/gal$5,328/yr
Minnesota
$4.344/gal$5,012/yr
Massachusetts
$4.448/gal$5,132/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $5,181/yr | — |
| California | $5.957/gal | $6,873/yrHIGHEST | +$1,692 |
| Texas | $3.888/gal | $4,486/yrLOWEST | $-695 |
| Florida | $4.136/gal | $4,772/yr | $-409 |
| New York | $4.522/gal | $5,218/yr | +$37 |
| Ohio | $4.510/gal | $5,204/yr | +$23 |
| Washington | $5.591/gal | $6,451/yr | +$1,270 |
| Colorado | $4.618/gal | $5,328/yr | +$147 |
| Minnesota | $4.344/gal | $5,012/yr | $-169 |
| Massachusetts | $4.448/gal | $5,132/yr | $-49 |
Calculated at 15,000 miles/year (EPA standard assumption) using 13 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Wallace Environmental Wetl 500 SEC MPG History
See how this model's fuel economy changed by year