2018 head-to-head · Full-Size Pickup
2018 GMC Sierra Hybrid vs Toyota Tundra
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2018 GMC Sierra Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $2,325 a year to fuel (20 MPG), versus $2,906 for the 2018 Toyota Tundra (16 MPG). That's roughly $581 a year, or about $2,906 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- GMC Sierra Hybrid
- Toyota Tundra
Side by side
| GMC Sierra Hybrid | Toyota Tundra | |
|---|---|---|
| $2,325 | Your annual fuel cost | $2,906 |
| 20 MPG | Combined efficiency | 16 MPG |
| 18 MPG | City | 15 MPG |
| 24 MPG | Highway | 19 MPG |
| 447 g/mi | Tailpipe CO₂ (g/mi) | 554 g/mi |
| 4/10 | EPA fuel economy score | 2/10 |
| 4/10 | EPA greenhouse gas score | 2/10 |
| Hybrid | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 5.3L 8-cyl | Engine / motor | 4.6L 8-cyl |
| 8-speed automatic | Transmission | 6-speed automatic |
| RWD | Drivetrain | RWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
GMC Sierra Hybrid vs Toyota Tundra across model years
- GMC Sierra Hybrid
- Toyota Tundra
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Among 12 2018 full-size pickups, the GMC Sierra Hybrid ranks 5th and the Toyota Tundra 11th for lowest fuel cost.
The powertrains differ: the GMC Sierra Hybrid is a full hybrid, while the Toyota Tundra is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2018 GMC Sierra Hybrid or the 2018 Toyota Tundra?
Measured by cost to drive, the GMC Sierra Hybrid. The GMC Sierra Hybrid is rated 20 MPG combined and the Toyota Tundra 16 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2018 GMC Sierra Hybrid vs. the Toyota Tundra per year?
At 15,000 miles a year with $3.10/gal regular gas, about $2,325 for the GMC Sierra Hybrid and $2,906 for the Toyota Tundra.
GMC Sierra Hybrid vs Toyota Tundra in other years
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