2026 GMC Sierra 2WD with Sport Mode vs 2026 Toyota Tundra 4WD TRD Perf
| EPA figure | 2026 GMC Sierra 2WD with Sport Mode | 2026 Toyota Tundra 4WD TRD Perf |
|---|---|---|
| Model year | 2026 | 2026 |
| Body · drive | Pickup · Rear-Wheel Drive · Gas | Pickup · Part-time 4-Wheel Drive · Gas |
| Combined MPG | 19 | 19 |
| City / highway MPG | 17 / 21 | 17 / 22 |
| Fuel a year | $3,550 | $4,350 |
| Tailpipe CO₂ (g/mi) | 472 | 462 |
| Engine | 2.7 L 4-cyl turbo | 3.4 L 6-cyl turbo |
| Transmission | Automatic 8-spd | Automatic (S10) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.