Against 344 other Hybrid cars rated 2024–2026, the 440i beats their 28 mpg average by 1 mpg, about $47 a year. Averaged over the years each was sold, the most economical engine since 2017, the 3L 4-cyl Hybrid (2025), does 29 mpg and the thirstiest, the 3L 6-cyl (2017–2020), 25: $212 a year apart.
Every BMW 440i engine, compared
Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 3L 4-cyl Hybrid | 27 / 33 | 2025–2025 | $1,324 | |
| 3L 6-cyl Hybrid | 27 / 33 | 2026–2026 | $1,324 | |
| 3L 6-cyl | 21.3 / 31.5 | 2017–2020 | $1,536 |
What that actually costs
Against its rivals in the same model years, the Lexus IS gets 22.5 mpg, the Acura TLX 23 mpg and the Subaru WRX 22 mpg, next to 29 mpg for the 2026 440i. The 440i is the cheapest of them to run: $421 a year less than the Subaru WRX.
| Measure | Value |
|---|---|
| Cost per mile (2026) | $0.110 |
| Fuel per year | $1,324 |
| Fuel over five years | $6,620 |
| Against other Hybrid cars, 2024–2026 | −$47 a year |
| EPA's own estimate | $3,000 a year |
City or highway — who is this car for
The 2026 BMW 440i gives up 6 mpg in town: 33 on the highway against 27 in the city, $258 a year if every mile were city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2026) | 27 mpg | $1,422 a year if you only drive in town |
| Highway | 33 mpg | $1,164 a year if you mostly commute |
| Gap | +6 mpg (22%) | Typical for its type |
How the 440i changed over the years
The 440i peaked in 2026 at 29 mpg (27 city, 33 highway) and was at its thirstiest in 2020 at 25 — 4 mpg apart, or $212 a year in fuel between buying one year and the other.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2026 | 27 / 33 | 1 | $1,324 | |
| 2025 | 27 / 33 | 1 | $1,324 | |
| 2020 | 22 / 30 | 1 | $1,536 | |
| 2019 | 21 / 32 | 1 | $1,536 | |
| 2018 | 21 / 32 | 1 | $1,536 | |
| 2017 | 21 / 32 | 1 | $1,536 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 6 EPA ratings of the BMW 440i — 3 engines across 2017–2026. The mileage is EPA's laboratory figure, unchanged; the yearly bill is ours, at 12,000 miles and $3.20 a gallon, against EPA's own estimate of $3,000. Full method.
Frequently asked questions
What mpg does the 2026 BMW 440i get?
29 mpg combined, 27 city and 33 highway, per EPA. Across every year since 2017 the 440i has averaged 26.3 mpg.
Is the 2026 440i more efficient than the 2025?
About the same: 29 against 29 mpg combined.
Which 440i year has the best gas mileage?
The 2026, at 29 mpg combined (27 city, 33 highway), which is also the latest model year we hold.
Does the 440i get better gas mileage than the Lexus IS?
Yes: 29 mpg for the 2026 440i against 22.5 for the 2026 Lexus IS, about $383 a year less to run.
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