Fuel economy details

Quantum Technologies Chevrolet Cavalier 1999

EPA fuel-economy estimates for 1 version of this vehicle. Review the published configuration below.

21combined MPG

19 / 25city / highway MPG

$3,200estimated annual fuel cost

How to use these estimates

EPA ratings use standardized city and highway tests, making them a useful starting point for comparing similar vehicles. For model years with several versions, choose the powertrain that matches the vehicle you are considering before relying on a rating.

Your actual fuel or electricity use can vary with weather, payload, driving style, maintenance, and local prices.

NONE FFS · Automatic 3-spd

21 combined MPG

Fuel typeRegular Gasoline

Vehicle classSubcompact Cars

DriveFront-Wheel Drive

TransmissionAutomatic 3-spd

Tailpipe CO₂423 g/mi

EPA base modelChevrolet Cavalier

Efficiency and cost

Estimated annual petroleum use: 14.2 barrels
Five-year fuel-cost comparison: costs $4,000 more

EPA class benchmark

Compared with 83 EPA records from 1999 in this vehicle class and fuel type.

Efficiency position: At or above 24%
Combined MPG vs median: 2 MPG below the class median.
Annual cost vs median: $300 higher than the class median.

Where these numbers come from

Source: EPA FuelEconomy.gov. This page was last updated on October 3, 2026. Learn more about how we use vehicle data.