Against 344 other Hybrid cars rated 2024–2026, the UX beats their 28 mpg average by 15 mpg, about $478 a year. Averaged over the years each was sold, the most economical engine since 2019, the 2L 4-cyl Hybrid (2019–2026), does 42.3 mpg and the thirstiest, the 2L 4-cyl (2019–2022), 32.5: $274 a year apart.
Every Lexus UX engine, compared
Yearly cost assumes 12,000 miles at $3.20 a gallon.
| Engine | Combined | City / Highway | Years | Fuel per year |
|---|---|---|---|---|
| 2L 4-cyl Hybrid | 43.5 / 41 | 2019–2026 | $908 | |
| 2L 4-cyl | 29 / 37 | 2019–2022 | $1,182 |
What that actually costs
| Measure | Value |
|---|---|
| Cost per mile (2026) | $0.074 |
| Fuel per year | $893 |
| Fuel over five years | $4,465 |
| Against other Hybrid cars, 2024–2026 | −$478 a year |
| EPA's own estimate | $1,633 a year |
City or highway — who is this car for
The 2026 Lexus UX does better in town than out of it: 45 in the city against 41 on the highway, $84 a year in favor of city driving.
| Measure | Value | Reading |
|---|---|---|
| City (2026) | 45 mpg | $853 a year if you only drive in town |
| Highway | 41 mpg | $937 a year if you mostly commute |
| Gap | -4 mpg (-9%) | Reversed — it does better in town than on the open road |
How the UX changed over the years
The UX peaked in 2026 at 43 mpg (45 city, 41 highway) and was at its thirstiest in 2022 at 37 — 6 mpg apart, or $145 a year in fuel between buying one year and the other. The biggest single-year change came in 2023: 37 to 42 mpg.
| Model year | Combined | City / Highway | Engines offered | Fuel per year |
|---|---|---|---|---|
| 2026 | 45 / 41 | 1 | $893 | |
| 2025 | 45 / 41 | 1 | $893 | |
| 2024 | 43 / 41 | 1 | $914 | |
| 2023 | 43 / 41 | 1 | $914 | |
| 2022 | 36 / 39 | 2 | $1,038 | |
| 2021 | 36 / 39 | 2 | $1,038 | |
| 2020 | 36 / 39 | 2 | $1,024 | |
| 2019 | 36 / 39 | 2 | $1,024 |
MPG is a number. Dollars per year is the answer.
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How we count
This page rests on 12 EPA ratings of the Lexus UX — 2 engines across 2019–2026. 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 $1,633. Full method.
Frequently asked questions
What mpg does the 2026 Lexus UX get?
43 mpg combined, 45 city and 41 highway, per EPA. Across every year since 2019 the UX has averaged 39 mpg.
Is the 2026 UX more efficient than the 2025?
About the same: 43 against 43 mpg combined.
Which UX year has the best gas mileage?
The 2026, at 43 mpg combined (45 city, 41 highway), which is also the latest model year we hold.
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