Lexus UX 300h MPG by year — every rating on record
The Lexus UX 300h has a combined EPA fuel economy rating for 2 model years, from 2025 to 2026. Across those years its best rated version returned 43 mpg (2025) and its thirstiest returned 42 mpg (2025). The EPA record holds 8 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 |
|---|---|---|---|---|---|---|---|
| 2025 | 4 | 43 mpg | 42 mpg | #37 of 85 (57th pct) | Front-Wheel Drive, All-Wheel Drive | Regular | Compact Cars |
| 2026 | 4 | 43 mpg | 42 mpg | #42 of 79 (47th pct) | Front-Wheel Drive, All-Wheel Drive | Regular | Compact Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Lexus UX 300h placed highest in 2025 at #37 of 85, and lowest in 2026 at #42 of 79. It spent 1 of its 2 ranked years in the top half of its class.
Every configuration on record
All 8 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 2.0L 4-cyl All-Wheel Drive Automatic (variable gear ratios) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 44 | 40 | 42 | 273.8 | 7.1 | $1,500 | 209 | 7/10 |
| 2026 | 2.0L 4-cyl All-Wheel Drive Automatic (AV-S6) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 44 | 40 | 42 | 273.8 | 7.1 | $1,500 | 209 | 7/10 |
| 2026 | 2.0L 4-cyl Front-Wheel Drive Automatic (variable gear ratios) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 45 | 41 | 43 | 267.4 | 6.9 | $1,450 | 204 | 7/10 |
| 2026 | 2.0L 4-cyl Front-Wheel Drive Automatic (AV-S6) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 45 | 41 | 43 | 267.4 | 6.9 | $1,450 | 204 | 7/10 |
| 2025 | 2.0L 4-cyl All-Wheel Drive Automatic (AV-S6) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 44 | 40 | 42 | 273.8 | 7.1 | $1,500 | 209 | 7/10 |
| 2025 | 2.0L 4-cyl All-Wheel Drive Automatic (variable gear ratios) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 44 | 40 | 42 | 273.8 | 7.1 | $1,500 | 209 | 7/10 |
| 2025 | 2.0L 4-cyl Front-Wheel Drive Automatic (AV-S6) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 45 | 41 | 43 | 267.4 | 6.9 | $1,450 | 204 | 7/10 |
| 2025 | 2.0L 4-cyl Front-Wheel Drive Automatic (variable gear ratios) Regular | SIDI & PFI; Hybrid, Hybrid, start-stop | 45 | 41 | 43 | 267.4 | 6.9 | $1,450 | 204 | 7/10 |
What UX 300h fuel costs over a year
At the EPA's 11,500 miles a year, the 2026 Lexus UX 300h burns 267 to 274 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 | $802 | $821 | $19 |
| $3.50/gal | $936 | $958 | $22 |
| $4.00/gal | $1,070 | $1,095 | $25 |
EPA’s own estimate for the 2026 model year is $1,450 to $1,500 a year in fuel, or $4,000 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 43 mpg the Lexus UX 300h is 17 mpg better the median, which is worth about $612 a year at $3.50 a gallon.
- All Compact Cars rankings — every nameplate in the class, best to worst.
Other Lexus nameplates
Every Lexus model compared → — all nameplates ranked by best combined rating, with what each one costs a year.