2021 · Two-Seater · Gas
2021 Mazda MX-5 MPG & fuel economy
The 2021 Mazda MX-5 is a two-seater offered in 2 EPA-rated configurations. The most efficient version returns 30 MPG combined (26 city / 35 highway) on premium gasoline. Across the lineup, combined ratings range from 29 to 30 MPG. Efficiency is unchanged from the 2020 model. Among 27 two-seaters rated for 2021, it ranks 2nd for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $1,975 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2021 Mazda MX-5's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 11.1 km/L in the city and 14.9 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 26 | 11.1 | 9.0 |
| Highway | 35 | 14.9 | 6.7 |
| Combined | 30 | 12.8 | 7.8 |
How it ranks among 2021 Two-Seaters
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
MX-5 MPG across model years
Full history →2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.0L 4-cyl · 6-speed automatic MX-5 |
Gas | 26 MPG | 35 MPG | 30 MPG | — | $1,975 |
| RWD · 2.0L 4-cyl · 6-speed manual MX-5 |
Gas | 26 MPG | 34 MPG | 29 MPG | — | $2,043 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 2.0L 4-cyl
- Transmission
- 6-speed automatic
- Drivetrain
- RWD
- Tailpipe CO₂
- 299 g/mi
- EPA fuel economy score
- 6/10
- EPA greenhouse gas score
- 6/10
2021 Mazda MX-5 vs. rivals
Compare the 2021 MX-5
With any other car from any year, including other MX-5 model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2021 Mazda MX-5?
Up to 30 MPG combined (26 city / 35 highway); ratings range from 29 to 30 MPG depending on configuration.
What fuel does the 2021 Mazda MX-5 use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2021 Mazda MX-5?
The 2021 Mazda MX-5's fuel average is 12.8 km/L (7.8 L/100 km), or 30 MPG combined: 11.1 km/L in the city and 14.9 km/L on the highway.
How much does it cost to fuel the 2021 Mazda MX-5 per year?
About $1,975 at 15,000 miles a year with $3.95/gal premium gas, or $13.17 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.