BMW i4 xDrive40 Gran Coupe (18 inch Wheels) MPG by year — every rating on record
The BMW i4 xDrive40 Gran Coupe (18 inch Wheels) has a combined EPA fuel economy rating for 3 model years, from 2024 to 2026. Across those years its best rated version returned 109 mpg (2024) and its thirstiest returned 101 mpg (2025). The EPA record holds 3 configurations for this nameplate, most recently a Compact Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2024 | 1 | 109 mpg | 109 mpg | #5 of 69 (94th pct) | 4-Wheel Drive | Electricity | Subcompact Cars |
| 2025 | 1 | 101 mpg | 101 mpg | #6 of 85 (94th pct) | All-Wheel Drive | Electricity | Compact Cars |
| 2026 | 1 | 101 mpg | 101 mpg | #9 of 79 (90th pct) | All-Wheel Drive | Electricity | Compact Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The BMW i4 xDrive40 Gran Coupe (18 inch Wheels) placed highest in 2024 at #5 of 69, and lowest in 2026 at #9 of 79. It spent 3 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 | Range | CO2 g/mi | GHG |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | All-Wheel Drive Automatic (A1) Electricity | EV | 99 | 103 | 101 | 113.9 | 0.1 | $750 | 287 mi | n/a | 10/10 |
| 2025 | All-Wheel Drive Automatic (A1) Electricity | EV | 99 | 103 | 101 | 113.9 | 0.1 | $750 | 287 mi | n/a | 10/10 |
| 2024 | 4-Wheel Drive Automatic (A1) Electricity | EV | 107 | 111 | 109 | 105.5 | 0.1 | $700 | 307 mi | n/a | 10/10 |
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 |
|---|---|---|---|
| 2024 → 2025 | 109 → 101 mpg | -8 mpg | 114 gal |
What i4 xDrive40 Gran Coupe (18 inch Wheels) fuel costs over a year
At the EPA's 11,500 miles a year, the 2026 BMW i4 xDrive40 Gran Coupe (18 inch Wheels) burns 114 to 114 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 | $342 | $342 | $0 |
| $3.50/gal | $399 | $399 | $0 |
| $4.00/gal | $455 | $455 | $0 |
EPA’s own estimate for the 2026 model year is $750 to $750 a year in fuel, or $7,500 less than the average new vehicle over five years.
How it compares with other Compact Cars
Across the 498 nameplates EPA classifies as Compact Cars, the median best combined rating is 26 mpg. At 101 mpg the BMW i4 xDrive40 Gran Coupe (18 inch Wheels) is 75 mpg better the median, which is worth about $1,150 a year at $3.50 a gallon.
- All Compact 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.