Mercedes-Benz AMG GT 55 4matic Plus (coupe) MPG by year — every rating on record
The Mercedes-Benz AMG GT 55 4matic Plus (coupe) has a combined EPA fuel economy rating for 4 model years, from 2024 to 2027. Across those years its best rated version returned 16 mpg (2024) and its thirstiest returned 14 mpg (2025). 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 |
|---|---|---|---|---|---|---|---|
| 2024 | 1 | 16 mpg | 16 mpg | #68 of 69 (1th pct) | All-Wheel Drive | Premium | Subcompact Cars |
| 2025 | 1 | 14 mpg | 14 mpg | #32 of 37 (14th pct) | All-Wheel Drive | Premium | Two Seaters |
| 2026 | 1 | 16 mpg | 16 mpg | #22 of 32 (32th pct) | All-Wheel Drive | Premium | Two Seaters |
| 2027 | 1 | 16 mpg | 16 mpg | #6 of 11 (50th pct) | All-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 55 4matic Plus (coupe) placed highest in 2027 at #6 of 11, and lowest in 2024 at #68 of 69. It spent 1 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2027 | 4.0L 8-cyl All-Wheel Drive Automatic 9-spd Premium | SIDI, turbocharged, start-stop | 14 | 20 | 16 | 718.8 | 18.6 | $4,850 | 558 | 3/10 |
| 2026 | 4.0L 8-cyl All-Wheel Drive Automatic 9-spd Premium | SIDI, turbocharged, start-stop | 14 | 20 | 16 | 718.8 | 18.6 | $4,850 | 558 | 3/10 |
| 2025 | 4.0L 8-cyl All-Wheel Drive Automatic 9-spd Premium | SIDI, turbocharged, start-stop | 12 | 19 | 14 | 821.4 | 21.3 | $5,550 | 623 | 2/10 |
| 2024 | 4.0L 8-cyl All-Wheel Drive Automatic 9-spd Premium | SIDI, turbocharged, start-stop | 13 | 20 | 16 | 718.8 | 18.6 | $4,850 | 568 | 3/10 |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 1 of 2 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2024 → 2025 | 16 → 14 mpg | -2 mpg | 821 gal |
| 2025 → 2026 | 14 → 16 mpg | +2 mpg | 719 gal |
What AMG GT 55 4matic Plus (coupe) fuel costs over a year
At the EPA's 11,500 miles a year, the 2027 Mercedes-Benz AMG GT 55 4matic Plus (coupe) burns 719 to 719 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 | $2,156 | $2,156 | $0 |
| $3.50/gal | $2,516 | $2,516 | $0 |
| $4.00/gal | $2,875 | $2,875 | $0 |
EPA’s own estimate for the 2027 model year is $4,850 to $4,850 a year in fuel, or $13,000 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 16 mpg the Mercedes-Benz AMG GT 55 4matic Plus (coupe) is 2 mpg below the median, which is worth about $280 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.