Genesis G90 MHEV MPG by year — every rating on record
The Genesis G90 MHEV has a combined EPA fuel economy rating for 4 model years, from 2023 to 2026. Across those years its best rated version returned 20 mpg (2023) and its thirstiest returned 20 mpg (2023). The EPA record holds 4 configurations for this nameplate, most recently a Large Cars.
Year-by-year EPA ratings
| Model year | Configurations | Best combined | Worst combined | Class rank that year | Drivetrains | Fuel | EPA class |
|---|---|---|---|---|---|---|---|
| 2023 | 1 | 20 mpg | 20 mpg | #35 of 62 (44th pct) | All-Wheel Drive | Premium | Large Cars |
| 2024 | 1 | 20 mpg | 20 mpg | #46 of 56 (18th pct) | All-Wheel Drive | Premium | Large Cars |
| 2025 | 1 | 20 mpg | 20 mpg | #48 of 58 (18th pct) | All-Wheel Drive | Premium | Large Cars |
| 2026 | 1 | 20 mpg | 20 mpg | #50 of 60 (17th pct) | All-Wheel Drive | Premium | Large Cars |
Where it has stood in its class
Ranked against every other nameplate the EPA filed under the same class that year. The Genesis G90 MHEV placed highest in 2023 at #35 of 62, and lowest in 2026 at #50 of 60. It spent 0 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 | 3.5L 6-cyl All-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, supercharged, turbocharged, Hybrid, start-stop | 17 | 24 | 20 | 575.0 | 14.9 | $3,900 | 441 | 4/10 |
| 2025 | 3.5L 6-cyl All-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, supercharged, turbocharged, Hybrid, start-stop | 17 | 24 | 20 | 575.0 | 14.9 | $3,900 | 441 | 4/10 |
| 2024 | 3.5L 6-cyl All-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, supercharged, turbocharged, Hybrid, start-stop | 17 | 24 | 20 | 575.0 | 14.9 | $3,900 | 441 | 4/10 |
| 2023 | 3.5L 6-cyl All-Wheel Drive Automatic (S8) Premium | SIDI & PFI; Mild Hybrid, supercharged, turbocharged, Hybrid, start-stop | 17 | 24 | 20 | 575.0 | 14.9 | $3,900 | 441 | 4/10 |
What G90 MHEV fuel costs over a year
At the EPA's 11,500 miles a year, the 2026 Genesis G90 MHEV burns 575 to 575 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 | $1,725 | $1,725 | $0 |
| $3.50/gal | $2,013 | $2,013 | $0 |
| $4.00/gal | $2,300 | $2,300 | $0 |
EPA’s own estimate for the 2026 model year is $3,900 to $3,900 a year in fuel, or $8,250 more than the average new vehicle over five years.
How it compares with other Large Cars
Across the 305 nameplates EPA classifies as Large Cars, the median best combined rating is 21 mpg. At 20 mpg the Genesis G90 MHEV is 1 mpg below the median, which is worth about $96 a year at $3.50 a gallon.
- All Large Cars rankings — every nameplate in the class, best to worst.
Other Genesis nameplates
Every Genesis model compared → — all nameplates ranked by best combined rating, with what each one costs a year.