1999 GMC Sierra 1500 4WD vs 1999 GMC Sonoma 2WD
| EPA figure | 1999 GMC Sierra 1500 4WD | 1999 GMC Sonoma 2WD |
|---|---|---|
| Model year | 1999 | 1999 |
| Body · drive | Pickup · 4-Wheel or All-Wheel Drive · Gas | Pickup · Rear-Wheel Drive · Gas |
| Combined MPG | 14 | 23 |
| City / highway MPG | 12 / 16 | 20 / 26 |
| Fuel a year | $4,800 | $2,900 |
| Tailpipe CO₂ (g/mi) | 635 | 386 |
| Engine | 5.7 L 8-cyl | 2.2 L 4-cyl |
| Transmission | Automatic 4-spd | Manual 5-spd |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.