Lexus RX 350h MPG by year — every rating on record
The Lexus RX 350h has a combined EPA fuel economy rating for 4 model years, from 2023 to 2026. Across those years its best rated version returned 36 mpg (2023) and its thirstiest returned 36 mpg (2023). The EPA record holds 4 configurations for this nameplate, most recently a Small Sport Utility Vehicle 4WD.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2023 | 1 | 36 mpg | 36 mpg | #34 of 166 (80th pct) | All-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD |
| 2024 | 1 | 36 mpg | 36 mpg | #47 of 176 (74th pct) | All-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD |
| 2025 | 1 | 36 mpg | 36 mpg | #62 of 194 (68th pct) | All-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD |
| 2026 | 1 | 36 mpg | 36 mpg | #71 of 188 (63th pct) | All-Wheel Drive | Premium | Small Sport Utility Vehicle 4WD |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Lexus RX 350h placed highest in 2023 at #34 of 166, and lowest in 2026 at #71 of 188. It spent 4 of its 4 ranked years in the top half of its class.
Every configuration on record
All 4 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 | 2.5L 4-cyl All-Wheel Drive Automatic (AV-S6) Premium | SIDI & PFI; Hybrid, Hybrid, start-stop | 37 | 34 | 36 | 319.4 | 8.3 | $2,150 | 244 | 7/10 |
| 2025 | 2.5L 4-cyl All-Wheel Drive Automatic (AV-S6) Premium | SIDI & PFI; Hybrid, Hybrid, start-stop | 37 | 34 | 36 | 319.4 | 8.3 | $2,150 | 244 | 7/10 |
| 2024 | 2.5L 4-cyl All-Wheel Drive Automatic (AV-S6) Premium | SIDI & PFI; Hybrid, Hybrid, start-stop | 37 | 34 | 36 | 319.4 | 8.3 | $2,150 | 243 | 7/10 |
| 2023 | 2.5L 4-cyl All-Wheel Drive Automatic (AV-S6) Premium | SIDI & PFI; Hybrid, Hybrid, start-stop | 37 | 34 | 36 | 319.4 | 8.3 | $2,150 | 243 | 7/10 |
What RX 350h fuel costs over a year
At the EPA's 11,500 miles a year, the 2026 Lexus RX 350h burns 319 to 319 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 | $958 | $958 | $0 |
| $3.50/gal | $1,118 | $1,118 | $0 |
| $4.00/gal | $1,278 | $1,278 | $0 |
EPA’s own estimate for the 2026 model year is $2,150 to $2,150 a year in fuel, or $500 less than the average new vehicle over five years.
How it compares with other Small Sport Utility Vehicle 4WD
Across the 311 nameplates EPA classifies as Small Sport Utility Vehicle 4WD, the median best combined rating is 27 mpg. At 36 mpg the Lexus RX 350h is 9 mpg better the median, which is worth about $373 a year at $3.50 a gallon.
- All Small Sport Utility Vehicle 4WD 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.