2020 head-to-head · Two-Seater
2020 Mazda MX-5 vs Toyota GR Supra
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
RWD · 3.0L 6-cyl turbo · 8-speed automatic · 26 MPG
The 2020 Mazda MX-5 is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $1,975 a year to fuel (30 MPG), versus $2,279 for the 2020 Toyota GR Supra (26 MPG). That's roughly $304 a year, or about $1,519 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Mazda MX-5
- Toyota GR Supra
Side by side
| Mazda MX-5 | Toyota GR Supra | |
|---|---|---|
| $1,975 | Your annual fuel cost | $2,279 |
| 30 MPG | Combined efficiency | 26 MPG |
| 26 MPG | City | 24 MPG |
| 35 MPG | Highway | 31 MPG |
| 299 g/mi | Tailpipe CO₂ (g/mi) | 334 g/mi |
| 7/10 | EPA fuel economy score | 5/10 |
| 7/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.0L 4-cyl | Engine / motor | 3.0L 6-cyl turbo |
| 6-speed automatic | Transmission | 8-speed automatic |
| RWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Mazda MX-5 vs Toyota GR Supra across model years
- Mazda MX-5
- Toyota GR Supra
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 39 2020 two-seaters, the Mazda MX-5 ranks 2nd and the Toyota GR Supra 8th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2020 Mazda MX-5 or the 2020 Toyota GR Supra?
Measured by cost to drive, the Mazda MX-5. The Mazda MX-5 is rated 30 MPG combined and the Toyota GR Supra 26 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2020 Mazda MX-5 vs. the Toyota GR Supra per year?
At 15,000 miles a year with $3.95/gal premium gas, about $1,975 for the Mazda MX-5 and $2,279 for the Toyota GR Supra.
Mazda MX-5 vs Toyota GR Supra in other years
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