2020 head-to-head · Midsize & Large SUV

2020 Mercedes-Benz GLE-Class Hybrid vs Porsche Cayenne

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
$2,821/ year to fuel
21 MPG
✓ Cheaper to run
$2,962/ year to fuel
20 MPG

The 2020 Mercedes-Benz GLE-Class Hybrid is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,821 a year to fuel (21 MPG), versus $2,962 for the 2020 Porsche Cayenne (20 MPG). That's roughly $141 a year, or about $705 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

  • Mercedes-Benz GLE-Class Hybrid
  • Porsche Cayenne

Side by side

Mercedes-Benz GLE-Class HybridPorsche Cayenne
$2,821 Your annual fuel cost $2,962
21 MPG Combined efficiency 20 MPG
19 MPG City 19 MPG
24 MPG Highway 23 MPG
422 g/mi Tailpipe CO₂ (g/mi) 432 g/mi
4/10 EPA fuel economy score 4/10
4/10 EPA greenhouse gas score 4/10
Hybrid Powertrain Gas
Premium gasoline Fuel Premium gasoline
3.0L 6-cyl turbo Engine / motor 3.0L 6-cyl turbo
9-speed automatic Transmission 8-speed automatic
4WD Drivetrain AWD

✓ 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.

Mercedes-Benz GLE-Class Hybrid vs Porsche Cayenne across model years

  • Mercedes-Benz GLE-Class Hybrid
  • Porsche Cayenne

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 55 2020 midsize & large SUVs, the Mercedes-Benz GLE-Class Hybrid ranks 35th and the Porsche Cayenne 38th for lowest fuel cost.

The powertrains differ: the Mercedes-Benz GLE-Class Hybrid is a full hybrid, while the Porsche Cayenne is a conventional gas model.

Frequently asked questions

Which is more fuel-efficient, the 2020 Mercedes-Benz GLE-Class Hybrid or the 2020 Porsche Cayenne?

Measured by cost to drive, the Mercedes-Benz GLE-Class Hybrid. The Mercedes-Benz GLE-Class Hybrid is rated 21 MPG combined and the Porsche Cayenne 20 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2020 Mercedes-Benz GLE-Class Hybrid vs. the Porsche Cayenne per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,821 for the Mercedes-Benz GLE-Class Hybrid and $2,962 for the Porsche Cayenne.

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