BMW M8 Competition Convertible MPG by year — every rating on record
The BMW M8 Competition Convertible has a combined EPA fuel economy rating for 6 model years, from 2020 to 2025. Across those years its best rated version returned 17 mpg (2020) and its thirstiest returned 17 mpg (2020). The EPA record holds 6 configurations for this nameplate, most recently a Midsize Cars.
In the EPA record this nameplate also appears as M8 Competition Convertible and M8 Competition Gran 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 |
|---|---|---|---|---|---|---|---|
| 2020 | 1 | 17 mpg | 17 mpg | #117 of 124 (6th pct) | All-Wheel Drive | Premium | Midsize Cars |
| 2021 | 1 | 17 mpg | 17 mpg | #110 of 116 (5th pct) | All-Wheel Drive | Premium | Midsize Cars |
| 2022 | 1 | 17 mpg | 17 mpg | #117 of 121 (3th pct) | All-Wheel Drive | Premium | Midsize Cars |
| 2023 | 1 | 17 mpg | 17 mpg | #112 of 117 (4th pct) | All-Wheel Drive | Premium | Midsize Cars |
| 2024 | 1 | 17 mpg | 17 mpg | #99 of 101 (2th pct) | All-Wheel Drive | Premium | Midsize Cars |
| 2025 | 1 | 17 mpg | 17 mpg | #85 of 86 (1th pct) | All-Wheel Drive | Premium | Midsize Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The BMW M8 Competition Convertible placed highest in 2025 at #85 of 86, and lowest in 2020 at #117 of 124. It spent 0 of its 6 ranked years in the top half of its class.
Every configuration on record
All 6 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2025 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 22 | 17 | 676.5 | 17.5 | $4,550 | 517 | 3/10 |
| 2024 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 22 | 17 | 676.5 | 17.5 | $4,550 | 517 | 3/10 |
| 2023 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 22 | 17 | 676.5 | 17.5 | $4,550 | 517 | 3/10 |
| 2022 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 21 | 17 | 676.5 | 17.5 | $4,550 | 522 | 3/10 |
| 2021 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 21 | 17 | 676.5 | 17.5 | $4,550 | 520 | 3/10 |
| 2020 | 4.4L 8-cyl All-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 15 | 21 | 17 | 676.5 | 17.5 | $4,550 | 518 | 3/10 |
What M8 Competition Convertible fuel costs over a year
At the EPA's 11,500 miles a year, the 2025 BMW M8 Competition Convertible 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 2025 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 Midsize Cars
Across the 483 nameplates EPA classifies as Midsize Cars, the median best combined rating is 25 mpg. At 17 mpg the BMW M8 Competition Convertible is 8 mpg below the median, which is worth about $758 a year at $3.50 a gallon.
- All Midsize Cars rankings — every nameplate in the class, best to worst.
Other BMW nameplates
Every BMW model compared → — all nameplates ranked by best combined rating, with what each one costs a year.