Genesis · Compact cars · Gasoline
Genesis G70: MPG and annual fuel cost, 2026
In model year 2026 the Genesis G70 is rated at 24 MPG combined, 18th of 21 compact cars, in the bottom quarter.
- 24MPG combined18th of 21 in class
- $3,400a year in fuel18th of 21 in class
- 373g/mile CO2
Where it stands
Compared only with the gasoline models of its class it is 6th of 9 gasoline compact cars, in the lower half. The median of that narrower group is 26 MPG, against 34 MPG for all compact cars together.
Across every class it is tied for 72nd of 180 gasoline models, in the upper half.
Genesis has 10 models in the 2026 data. This one ranks 4th of them on combined rating, against a make median of 23 MPG.
In its class, just ahead of it is the Cadillac CT4 at 26 MPG and just behind it is the Mercedes-Benz CLA-Class at 23 MPG.
Fuel cost and CO2
Assuming 15,000 miles a year with 55% of them in the city and premium gasoline at $5.48 per gallon, fuelling the most efficient version comes to about $3,400 a year. That is $1,450 more than the compact cars median of $1,950.
Tailpipe CO2 is 373 g/mile, 108 g/mile above the compact cars median of 265.
Rated versions
In the city the most efficient version is rated 21 and on the highway 29, 8 better on the open road. 4 versions are rated for 2026. The most efficient, G70 RWD: 2.5 L, 4 cyl, Automatic (S8), RWD, gets 24 MPG; the least efficient listed, G70 AWD: 3.3 L, 6 cyl, Automatic (S8), AWD, gets 19 MPG, a gap of 5 MPG. With the file's assumptions that gap is worth about $950 a year in fuel.
| Version | Combined MPG | City MPG | Highway MPG | Annual fuel cost | CO2 g/mile |
|---|---|---|---|---|---|
| G70 RWD: 2.5 L, 4 cyl, Automatic (S8), RWD | 24 | 21 | 29 | $3,400 | 373 |
| G70 AWD: 2.5 L, 4 cyl, Automatic (S8), AWD | 23 | 20 | 28 | $3,550 | 385 |
| G70 RWD: 3.3 L, 6 cyl, Automatic (S8), RWD | 20 | 17 | 25 | $4,100 | 449 |
| G70 AWD: 3.3 L, 6 cyl, Automatic (S8), AWD | 19 | 17 | 23 | $4,350 | 466 |
Year by year
The Genesis G70 is in the data for 8 of the 8 model years from 2019 to 2026. Its best combined rating went from 25 in 2019 to 24 MPG in 2026, down 1 MPG. The number of rated versions shrank from 5 to 4. Fuel cost for the best version is $3,400 in the latest data against $3,300 in 2019, although the file applies today's fuel prices to every model year, so that change comes from the rating, not from prices.
| Model year | Versions | Best MPG | Lowest MPG | Fuel cost | CO2 g/mi | Class median |
|---|---|---|---|---|---|---|
| 2026 | 4 | 24 | 19 | $3,400 | 373 | 34 |
| 2025 | 4 | 24 | 19 | $3,400 | 373 | 30.5 |
| 2024 | 2 | 24 | 23 | $3,400 | 373 | 30 |
| 2023 | 4 | 25 | 20 | $3,300 | 361 | 29 |
| 2022 | 4 | 24 | 20 | $3,400 | 367 | 30 |
| 2021 | 5 | 25 | 20 | $3,300 | 357 | 30 |
| 2020 | 5 | 25 | 20 | $3,300 | 357 | 30 |
| 2019 | 5 | 25 | 20 | $3,300 | 357 | 30.5 |
Similar models
| Model | Powertrain | Combined MPG | Annual fuel cost | Model year |
|---|---|---|---|---|
| Mercedes-Benz CLA-Class | Gasoline | 23 | $3,550 | 2026 |
| Cadillac CT4 | Gasoline | 26 | $3,150 | 2026 |
| Lexus IS | Gasoline | 22 | $3,750 | 2026 |
| Volkswagen GLI | Gasoline | 29 | $2,300 | 2026 |
| Mercedes-Benz C-Class Hybrid | Hybrid | 29 | $2,850 | 2026 |
Compare and rank
Rankings: Compact cars, Gasoline, Genesis, Gasoline compact cars.
Data: US EPA and DOE, as prepared in methods and data.