BMW 430i Convertible MPG by year — every rating on record
The BMW 430i Convertible has a combined EPA fuel economy rating for 11 model years, from 2017 to 2027. Across those years its best rated version returned 30 mpg (2025) and its thirstiest returned 27 mpg (2017). The EPA record holds 11 configurations for this nameplate, most recently a Subcompact Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2017 | 1 | 27 mpg | 27 mpg | #24 of 88 (74th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2018 | 1 | 27 mpg | 27 mpg | #24 of 82 (72th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2019 | 1 | 27 mpg | 27 mpg | #23 of 85 (74th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2020 | 1 | 27 mpg | 27 mpg | #18 of 87 (80th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2021 | 1 | 27 mpg | 27 mpg | #17 of 79 (79th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2022 | 1 | 28 mpg | 28 mpg | #17 of 74 (78th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2023 | 1 | 28 mpg | 28 mpg | #18 of 75 (77th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2024 | 1 | 28 mpg | 28 mpg | #22 of 69 (69th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2025 | 1 | 30 mpg | 30 mpg | #10 of 59 (84th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2026 | 1 | 30 mpg | 30 mpg | #7 of 46 (87th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
| 2027 | 1 | 30 mpg | 30 mpg | #2 of 21 (95th pct) | Rear-Wheel Drive | Premium | Subcompact Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The BMW 430i Convertible placed highest in 2027 at #2 of 21, and lowest in 2017 at #24 of 88. It spent 11 of its 11 ranked years in the top half of its class.
Every configuration on record
All 11 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 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, turbocharged, Hybrid, start-stop | 27 | 35 | 30 | 383.3 | 9.9 | $2,600 | 295 | 6/10 |
| 2026 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, turbocharged, Hybrid, start-stop | 27 | 35 | 30 | 383.3 | 9.9 | $2,600 | 295 | 6/10 |
| 2025 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, turbocharged, Hybrid, start-stop | 27 | 35 | 30 | 383.3 | 9.9 | $2,600 | 295 | 6/10 |
| 2024 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 25 | 34 | 28 | 410.7 | 10.6 | $2,750 | 312 | 6/10 |
| 2023 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 25 | 34 | 28 | 410.7 | 10.6 | $2,750 | 313 | 6/10 |
| 2022 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 25 | 34 | 28 | 410.7 | 10.6 | $2,750 | 312 | 6/10 |
| 2021 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 24 | 33 | 27 | 425.9 | 11.0 | $2,850 | 326 | 6/10 |
| 2020 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 23 | 34 | 27 | 425.9 | 11.0 | $2,850 | 327 | 6/10 |
| 2019 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 24 | 34 | 27 | 425.9 | 11.0 | $2,850 | 324 | 6/10 |
| 2018 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 24 | 34 | 27 | 425.9 | 11.0 | $2,850 | 324 | 6/10 |
| 2017 | 2.0L 4-cyl Rear-Wheel Drive Automatic (S8) Premium | SIDI, turbocharged, start-stop | 23 | 34 | 27 | 425.9 | 11.0 | $2,850 | 324 | 6/10 |
How the rating has moved between model years
Comparing the best-rated configuration of each year. 2 of 2 year-over-year steps improved the top rating.
| Change | Best combined | Delta | Gallons a year at the newer rating |
|---|---|---|---|
| 2021 → 2022 | 27 → 28 mpg | +1 mpg | 411 gal |
| 2024 → 2025 | 28 → 30 mpg | +2 mpg | 383 gal |
What 430i Convertible fuel costs over a year
At the EPA's 11,500 miles a year, the 2027 BMW 430i Convertible burns 383 to 383 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 | $1,150 | $1,150 | $0 |
| $3.50/gal | $1,342 | $1,342 | $0 |
| $4.00/gal | $1,533 | $1,533 | $0 |
EPA’s own estimate for the 2027 model year is $2,600 to $2,600 a year in fuel, or $1,750 more than the average new vehicle over five years.
How it compares with other Subcompact Cars
Across the 461 nameplates EPA classifies as Subcompact Cars, the median best combined rating is 24 mpg. At 30 mpg the BMW 430i Convertible is 6 mpg better the median, which is worth about $335 a year at $3.50 a gallon.
- All Subcompact 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.