2027 head-to-head · Midsize & Large SUV

2027 Chevrolet Tahoe Diesel vs Jeep Grand Wagoneer

MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.

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✓ Cheaper to run
$2,312/ year to fuel
24 MPG
✓ Cheaper to run
$2,447/ year to fuel
19 MPG

The 2027 Chevrolet Tahoe Diesel is the cheaper one to run. Driving 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, it costs about $2,312 a year to fuel (24 MPG), versus $2,447 for the 2027 Jeep Grand Wagoneer (19 MPG). That's roughly $135 a year, or about $674 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

  • Chevrolet Tahoe Diesel
  • Jeep Grand Wagoneer

Side by side

Chevrolet Tahoe DieselJeep Grand Wagoneer
$2,312 Your annual fuel cost $2,447
24 MPG Combined efficiency 19 MPG
22 MPG City 17 MPG
26 MPG Highway 22 MPG
427 g/mi Tailpipe CO₂ (g/mi) 469 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 3.0L 6-cyl turbo
10-speed automatic Transmission 8-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 Tahoe Diesel vs Jeep Grand Wagoneer across model years

  • Chevrolet Tahoe Diesel
  • Jeep Grand Wagoneer

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 58 2027 midsize & large SUVs, the Chevrolet Tahoe Diesel ranks 28th and the Jeep Grand Wagoneer 34th for lowest fuel cost.

The powertrains differ: the Chevrolet Tahoe Diesel is a diesel, while the Jeep Grand Wagoneer is a conventional gas model.

Frequently asked questions

Which is more fuel-efficient, the 2027 Chevrolet Tahoe Diesel or the 2027 Jeep Grand Wagoneer?

Measured by cost to drive, the Chevrolet Tahoe Diesel. The Chevrolet Tahoe Diesel is rated 24 MPG combined and the Jeep Grand Wagoneer 19 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2027 Chevrolet Tahoe Diesel vs. the Jeep Grand Wagoneer per year?

At 15,000 miles a year with $3.70/gal diesel fuel and $3.10/gal regular gas, about $2,312 for the Chevrolet Tahoe Diesel and $2,447 for the Jeep Grand Wagoneer.

Chevrolet Tahoe Diesel vs Jeep Grand Wagoneer in other years

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