2024 head-to-head · Full-Size Pickup
2024 GMC Sierra Diesel vs Nissan Frontier
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
On fuel costs these two are nearly tied. Driving 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, the most efficient 2024 GMC Sierra Diesel (25 MPG) costs about $2,220 a year to fuel and the 2024 Nissan Frontier (21 MPG) about $2,214.
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 Diesel
- Nissan Frontier
Side by side
| GMC Sierra Diesel | Nissan Frontier | |
|---|---|---|
| $2,220 | Your annual fuel cost | $2,214 |
| 25 MPG | Combined efficiency | 21 MPG |
| 23 MPG | City | 18 MPG |
| 29 MPG | Highway | 24 MPG |
| 399 g/mi | Tailpipe CO₂ (g/mi) | 437 g/mi |
| 5/10 | EPA fuel economy score | 4/10 |
| 5/10 | EPA greenhouse gas score | 4/10 |
| Diesel | Powertrain | Gas |
| Diesel | Fuel | Regular gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 3.8L 6-cyl |
| 10-speed automatic | Transmission | 9-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 Diesel vs Nissan Frontier across model years
- GMC Sierra Diesel
- Nissan Frontier
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 19 2024 full-size pickups, the GMC Sierra Diesel ranks 13th and the Nissan Frontier 11th for lowest fuel cost.
The powertrains differ: the GMC Sierra Diesel is a diesel, while the Nissan Frontier is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2024 GMC Sierra Diesel or the 2024 Nissan Frontier?
Measured by cost to drive, the Nissan Frontier. The GMC Sierra Diesel is rated 25 MPG combined and the Nissan Frontier 21 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2024 GMC Sierra Diesel vs. the Nissan Frontier per year?
At 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, about $2,220 for the GMC Sierra Diesel and $2,214 for the Nissan Frontier.
GMC Sierra Diesel vs Nissan Frontier in other years
More 2024 comparisons
GMC Sierra Diesel vs…
Or compare the 2024 GMC Sierra Diesel with anything else: