Mercedes-Benz AMG GT Roadster MPG by year — every rating on record
The Mercedes-Benz AMG GT Roadster has a combined EPA fuel economy rating for 4 model years, from 2018 to 2021. Across those years its best rated version returned 18 mpg (2018) and its thirstiest returned 17 mpg (2021). The EPA record holds 4 configurations for this nameplate, most recently a Two Seaters.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2018 | 1 | 18 mpg | 18 mpg | #38 of 58 (35th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2019 | 1 | 18 mpg | 18 mpg | #38 of 62 (39th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2020 | 1 | 18 mpg | 18 mpg | #37 of 60 (39th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2021 | 1 | 17 mpg | 17 mpg | #35 of 49 (29th pct) | Rear-Wheel Drive | Premium | Two Seaters |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Mercedes-Benz AMG GT Roadster placed highest in 2021 at #35 of 49, and lowest in 2018 at #38 of 58. It spent 0 of its 4 ranked years in the top half of its class.
Every configuration on record
All 4 configurations EPA lists for this nameplate, newest first.
| Year | Configuration | Engine detail | City | Highway | Combined | Gallons/yr | Barrels/yr | EPA fuel cost/yr | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|
| 2021 | 4.0L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI, turbocharged, start-stop | 15 | 20 | 17 | 676.5 | 17.5 | $4,550 | 533 | 3/10 |
| 2020 | 4.0L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI, turbocharged, start-stop | 16 | 22 | 18 | 638.9 | 16.5 | $4,300 | 488 | 3/10 |
| 2019 | 4.0L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI, turbocharged, start-stop | 16 | 22 | 18 | 638.9 | 16.5 | $4,300 | 488 | 3/10 |
| 2018 | 4.0L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI, turbocharged, start-stop | 16 | 21 | 18 | 638.9 | 16.5 | $4,300 | 490 | 3/10 |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 0 of 1 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2020 → 2021 | 18 → 17 mpg | -1 mpg | 676 gal |
What AMG GT Roadster fuel costs over a year
At the EPA's 11,500 miles a year, the 2021 Mercedes-Benz AMG GT Roadster burns 676 to 676 gallons depending on configuration. Below is what that costs at three pump prices, and how much more the thirstiest configuration costs than the most efficient one.
| Pump price | Most efficient | Thirstiest | Spread |
|---|---|---|---|
| $3.00/gal | $2,029 | $2,029 | $0 |
| $3.50/gal | $2,368 | $2,368 | $0 |
| $4.00/gal | $2,706 | $2,706 | $0 |
EPA’s own estimate for the 2021 model year is $4,550 to $4,550 a year in fuel, or $11,500 more than the average new vehicle over five years.
How it compares with other Two Seaters
Across the 263 nameplates EPA classifies as Two Seaters, the median best combined rating is 18 mpg. At 17 mpg the Mercedes-Benz AMG GT Roadster is 1 mpg below the median, which is worth about $132 a year at $3.50 a gallon.
- All Two Seaters rankings — every nameplate in the class, best to worst.
Other Mercedes-Benz nameplates
Every Mercedes-Benz model compared → — all nameplates ranked by best combined rating, with what each one costs a year.