Dodge Viper
14 MPG The 2017 Dodge Viper is EPA-rated at 14 MPG combined (12 city / 19 highway). Over 15,000 miles a year that is about 1071 gallons, $3429 a year in fuel, or $0.229 per mile at $3.20/gal.
Across its full 1992–2017 run it averages 14.3 MPG, essentially flat across 6 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.179 | $1786 | $2679 | $3571 |
| $3.00/gal | $0.214 | $2143 | $3214 | $4286 |
| $3.20/gal | $0.229 | $2286 | $3429 | $4571 |
| $3.50/gal | $0.250 | $2500 | $3750 | $5000 |
| $4.00/gal | $0.286 | $2857 | $4286 | $5714 |
| $4.50/gal | $0.321 | $3214 | $4821 | $6429 |
| $5.00/gal | $0.357 | $3571 | $5357 | $7143 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2017 | 14 MPG | 12 | 19 | $5500 | 623 | 1 |
| 1996 | 14 MPG | 11 | 20 | $5500 | 635 | 1 |
| 1995 | 14 MPG | 11 | 20 | $5500 | 635 | 1 |
| 1994 | 15 MPG | 12 | 20 | $5150 | 592 | 1 |
| 1993 | 15 MPG | 12 | 20 | $5150 | 592 | 1 |
| 1992 | 14 MPG | 11 | 20 | $5500 | 635 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 105 two seaters models tracked here, the Dodge Viper ranks 90 on current figures, against a class average of 21.4 MPG.
Closest more-efficient alternatives in the same class: Ferrari 458 Italia (14.5), Audi R8 Spyder (15), Cadillac Allante (15), Chevrolet Corvette Z06 (15), Lamborghini Gallardo Spyder (15).
Tailpipe CO₂ is rated at 623 grams per mile, which works out to roughly 9.3 tonnes a year at 15,000 miles.
Questions
What MPG does the Dodge Viper get?
The 2017 Dodge Viper is rated at 14 MPG combined by the EPA — 12 city and 19 highway. Across all 6 model years in the database it averages 14.3 MPG, ranging from 14 to 15 depending on year and trim.
How much does a Dodge Viper cost in fuel per year?
At 14 MPG and 15,000 miles a year, it burns about 1071 gallons — roughly $3429 a year with fuel at $3.20 a gallon, or $0.229 per mile. The EPA's own published annual figure for the 2017 model is $5500.
Has the Dodge Viper become more efficient over time?
Barely. It sits at 14 MPG today against 14 in 1992 — essentially flat across 6 model years, with efficiency gains offset by weight and power creep.
Is the Dodge Viper efficient for its class?
It ranks 90 of 105 in the Two Seaters class on current figures, against a class average of 21.4 MPG. That is 7.4 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.