2024 GMC Sierra 4WD vs 2024 GMC Sierra Mud Terrain Tires 4WD
| EPA figure | 2024 GMC Sierra 4WD | 2024 GMC Sierra Mud Terrain Tires 4WD |
|---|---|---|
| Model year | 2024 | 2024 |
| Body · drive | Pickup · 4-Wheel Drive · Gas | Pickup · 4-Wheel Drive · Gas |
| Combined MPG | 18 | 15 |
| City / highway MPG | 17 / 20 | 14 / 17 |
| Fuel a year | $3,700 | $5,500 |
| Tailpipe CO₂ (g/mi) | 488 | 590 |
| Engine | 2.7 L 4-cyl turbo | 6.2 L 8-cyl |
| Transmission | Automatic 8-spd | Automatic 10-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.