INEOS Automotive Grenadier Trialmaster Edition: MPG and fuel economy by year
The EPA has rated the INEOS Automotive Grenadier Trialmaster Edition across 3 model years, from the 2023 INEOS Automotive Grenadier Trialmaster Edition through the 2025 INEOS Automotive Grenadier Trialmaster Edition. The most recent 2025 INEOS Automotive Grenadier Trialmaster Edition returns 14 combined MPG.
Pick a year below to open the full INEOS Automotive Grenadier Trialmaster Edition page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.
Fuel economy by model year
Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the INEOS Automotive Grenadier Trialmaster Edition. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.
| Year | Model | Combined MPG | City | Highway | Annual fuel cost |
|---|---|---|---|---|---|
| 2025 | 2025 INEOS Automotive Grenadier Trialmaster Edition | 14 MPG | 14 MPG | 14 MPG | $4,950 |
| 2024 | 2024 INEOS Automotive Grenadier Trialmaster Edition | 14 MPG | 14 MPG | 14 MPG | $4,950 |
| 2023 | 2023 INEOS Automotive Grenadier Trialmaster Edition | 14 MPG | 14 MPG | 14 MPG | $4,950 |
How the INEOS Automotive Grenadier Trialmaster Edition compares against the Standard Sport Utility Vehicle 4WD class
Buyers usually compare the INEOS Automotive Grenadier Trialmaster Edition against other cars in the same EPA class. The list below shows the most efficient cars in the Standard Sport Utility Vehicle 4WD class for the 2025 model year, the latest year on this page. Each link opens the full page for that car.
Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.