Skip to main content
U.S. Department of Energy - Energy Efficiency and Renewable Energy
U.S. Environmental Protection Agency - Office of Transportation and Air Quality

www.fueleconomy.gov - the official government source for fuel economy information

Mobile | Español |Site Map | Links | FAQ | Videos | Contacts
  • Find a Car

    Searches

    • Find a Car – Home
    • Compare Side by Side
    • Power Search
    • Search by Make
    • Cars That Don't Need Gasoline
    • Find a SmartWay Vehicle
    • Best and Worst Vehicles
    • Today's Most Viewed Vehicles
    • Print the Guide

    Find a Car – Home

    • Find a fuel efficient vehicle that meets your needs

    Print the Guide

    2013 Fuel Economy Guide
    • Guides available back to the 2000 model year
  • Save Money & Fuel

    Gas Mileage Tips

    • Driving More Efficiently
    • Keeping Your Car in Shape
    • Planning and Combining Trips
    • Choosing a More Efficient Vehicle
    • More Information

    Tax Incentives

    • Electric Vehicles
    • Plug-in Hybrids
    • Hybrids
    • Diesels
    • Alternative Fuel Vehicles
    • Frequently Asked Questions

    Gasoline Prices

    • Local Prices
    • State and Metro Area Prices
    • National & Regional Prices
    • Questions About Gas Prices

    Cost Calculators

    • Fuel Savings Calculator
    • Trip Calculator
    • Can a Hybrid Save Me Money?
    • My Plug-in Hybrid Calculator
  • Benefits

    Why is fuel economy important?

    • Climate Change
    • Oil Dependence Costs
    • Sustainability
    • Save Money
    • Vehicles produce about half of the greenhouse gases from a typical U.S. household.
  • My MPG

    My MPG - Home

    • We can help you calculate and track your fuel economy.

    MPG Estimates from Drivers Like You!

  • Advanced Vehicles & Fuels

    Hybrids

    • Compare Side by Side
    • How Hybrids Work
    • Can a Hybrid Save Me Money?
    • New & Upcoming
    • Tax Incentives
    • Links

    Plug-In Hybrids

    • Compare Side by Side
    • My Plug-in Hybrid Calculator
    • About Plug-in Hybrids
    • New & Upcoming
    • Tax Incentives
    • Links

    Electric Vehicles

    • Compare Side by Side
    • About Electrics
    • New & Upcoming
    • Tax Incentives
    • Links

    Flex-Fuel Vehicles

    • Flex-Fuel Vehicles
    • Links

    Diesels

    • Compare Side-by-Side
    • About Diesels
    • New & Upcoming
    • Ultra-Low Sulfur Diesel
    • Biodiesel
    • Tax Incentives
    • Diesel Links

    Fuel Cell Vehicles

    • How They Work
    • Benefits and Challenges
    • Fuel Economy
    • Videos
    • Fuel Cell Links

    Alternative Fuels

    • Alternative Fuels
    • Ethanol
    • Natural Gas
    • Propane
    • Hydrogen
    • Tax Incentives
  • About EPA Ratings

    New Window Sticker

    • About the New Label
    • Beyond Tailpipe Emissions

    • Sample Labels:

      • Gasoline Vehicles
      • Plug-in Hybrid Vehicles
      • Electric Vehicles
    • QR Codes
    New EPA Fuel Economy and Environment Label
    • Check out the new sticker!

    New vs. Old Ratings

    • 2008 Ratings Changes
    • Compare Old and New MPG

    Fuel Economy Tests

    • How Vehicles Are Tested
    • Which Vehicles Are Tested
    • Detailed Test Information

    Your Mileage Will Still Vary

    • Your Mileage Will Still Vary
    • Factors That Affect MPG
  • More...

    Extreme MPG

    • Learn about vehicles and technologies that are pushing the fuel efficiency envelope.

    Fuel-Saving Technologies

    • Engine Technologies
    • Transmission Technologies

    Where the Energy Goes

    • Only about 14%–26% of the energy from the fuel you put in your tank gets used to move your car down the road.
| Share

Compare Old and New MPG Estimates

Model Year: 2004

Make: Mazda

Model: MX-5 Miata

Select Engine and Transmission Options...

  • Automatic 4-spd, 4 cyl, 1.8 L, Premium Gasoline, CLKUP
  • Manual 5-spd, 4 cyl, 1.8 L, Premium Gasoline
  • Manual 6-spd, 4 cyl, 1.8 L, Premium Gasoline
  • Manual 6-spd, 4 cyl, 1.8 L, Premium Gasoline, TurboCharger, MIATA T/C
View Engine and Transmission Descriptors
  • Old vs. New Ratings
    • 2008 Ratings Changes
    • Compare Old and New Ratings
  • Your Mileage Will Still Vary
  • Fuel Economy Tests

Mobile | Download EPA's MPG Ratings | USA.gov | Info for Auto Dealers | Privacy/Security | Feedback