2024 head-to-head · Full-Size Pickup
2024 GMC Sierra Diesel vs Nissan Titan
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 2024 GMC Sierra Diesel is the cheaper one to run. Driving 15,000 miles a year with $3.70/gal diesel fuel and $3.95/gal premium gas, it costs about $2,220 a year to fuel (25 MPG), versus $3,485 for the 2024 Nissan Titan (17 MPG). That's roughly $1,265 a year, or about $6,326 over five years.
Your numbers
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Fuel cost over 10 years
- GMC Sierra Diesel
- Nissan Titan
Side by side
| GMC Sierra Diesel | Nissan Titan | |
|---|---|---|
| $2,220 | Your annual fuel cost | $3,485 |
| 25 MPG | Combined efficiency | 17 MPG |
| 23 MPG | City | 15 MPG |
| 29 MPG | Highway | 21 MPG |
| 399 g/mi | Tailpipe CO₂ (g/mi) | 510 g/mi |
| 5/10 | EPA fuel economy score | 3/10 |
| 5/10 | EPA greenhouse gas score | 3/10 |
| Diesel | Powertrain | Gas |
| Diesel | Fuel | Premium gasoline |
| 3.0L 6-cyl turbo | Engine / motor | 5.6L 8-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 Titan across model years
- GMC Sierra Diesel
- Nissan Titan
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 Titan 19th for lowest fuel cost.
The powertrains differ: the GMC Sierra Diesel is a diesel, while the Nissan Titan is a conventional gas model.
Frequently asked questions
Which is more fuel-efficient, the 2024 GMC Sierra Diesel or the 2024 Nissan Titan?
Measured by cost to drive, the GMC Sierra Diesel. The GMC Sierra Diesel is rated 25 MPG combined and the Nissan Titan 17 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2024 GMC Sierra Diesel vs. the Nissan Titan per year?
At 15,000 miles a year with $3.70/gal diesel fuel and $3.95/gal premium gas, about $2,220 for the GMC Sierra Diesel and $3,485 for the Nissan Titan.
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