2026 head-to-head · Full-Size Pickup

2026 Chevrolet Silverado 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.

Swap sides
✓ Cheaper to run
$2,220/ year to fuel
25 MPG
✓ Cheaper to run
$2,214/ year to fuel
21 MPG

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 2026 Chevrolet Silverado Diesel (25 MPG) costs about $2,220 a year to fuel and the 2026 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

  • Chevrolet Silverado Diesel
  • Nissan Frontier

Side by side

Chevrolet Silverado DieselNissan Frontier
$2,220 Your annual fuel cost $2,214
25 MPG Combined efficiency 21 MPG
23 MPG City 19 MPG
28 MPG Highway 24 MPG
402 g/mi Tailpipe CO₂ (g/mi) 423 g/mi
5/10 EPA fuel economy score 4/10
4/10 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.

Chevrolet Silverado Diesel vs Nissan Frontier across model years

  • Chevrolet Silverado 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 21 2026 full-size pickups, the Chevrolet Silverado Diesel ranks 16th and the Nissan Frontier 11th for lowest fuel cost.

The powertrains differ: the Chevrolet Silverado Diesel is a diesel, while the Nissan Frontier is a conventional gas model.

Frequently asked questions

Which is more fuel-efficient, the 2026 Chevrolet Silverado Diesel or the 2026 Nissan Frontier?

Measured by cost to drive, the Nissan Frontier. The Chevrolet Silverado 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 2026 Chevrolet Silverado 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 Chevrolet Silverado Diesel and $2,214 for the Nissan Frontier.

Chevrolet Silverado Diesel vs Nissan Frontier in other years

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