Mercedes-Benz SLS AMG GT Roadster MPG by year — every rating on record
The Mercedes-Benz SLS AMG GT Roadster has a combined EPA fuel economy rating for 3 model years, from 2013 to 2015. Across those years its best rated version returned 15 mpg (2013) and its thirstiest returned 15 mpg (2013). The EPA record holds 3 configurations for this nameplate, most recently a Two Seaters.
In the EPA record this nameplate also appears as SLS AMG GT Roadster and SLS AMG GT Coupe. The figures below cover every one of them.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2013 | 1 | 15 mpg | 15 mpg | #37 of 43 (14th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2014 | 1 | 15 mpg | 15 mpg | #48 of 58 (18th pct) | Rear-Wheel Drive | Premium | Two Seaters |
| 2015 | 1 | 15 mpg | 15 mpg | #55 of 60 (8th 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 SLS AMG GT Roadster placed highest in 2013 at #37 of 43, and lowest in 2015 at #55 of 60. It spent 0 of its 3 ranked years in the top half of its class.
Every configuration on record
All 3 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2015 | 6.2L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI | 13 | 19 | 15 | 766.7 | 19.8 | $5,150 | 589 | 3/10 |
| 2014 | 6.2L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI | 13 | 19 | 15 | 766.7 | 19.8 | $5,150 | 589 | 2/10 |
| 2013 | 6.2L 8-cyl Rear-Wheel Drive Automatic (AM7) Premium | SIDI | 13 | 19 | 15 | 766.7 | 19.8 | $5,150 | 589 | 3/10 |
What SLS AMG GT Roadster fuel costs over a year
At the EPA's 11,500 miles a year, the 2015 Mercedes-Benz SLS AMG GT Roadster burns 767 to 767 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 | $2,300 | $2,300 | $0 |
| $3.50/gal | $2,683 | $2,683 | $0 |
| $4.00/gal | $3,067 | $3,067 | $0 |
EPA’s own estimate for the 2015 model year is $5,150 to $5,150 a year in fuel, or $14,500 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 15 mpg the Mercedes-Benz SLS AMG GT Roadster is 3 mpg below the median, which is worth about $447 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.