2020 GMC Sierra 4WD AT4 vs 2020 GMC Terrain AWD
| EPA figure | 2020 GMC Sierra 4WD AT4 | 2020 GMC Terrain AWD |
|---|---|---|
| Model year | 2020 | 2020 |
| Body · drive | Pickup · 4-Wheel Drive · Diesel | SUV · All-Wheel Drive · Gas |
| Combined MPG | 24 | 23 |
| City / highway MPG | 22 / 26 | 21 / 26 |
| Fuel a year | $4,000 | $3,550 |
| Tailpipe CO₂ (g/mi) | 427 | 386 |
| Engine | 3.0 L 6-cyl turbo | 2.0 L 4-cyl turbo |
| Transmission | Automatic 10-spd | Automatic 9-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.