2018 head-to-head · Large Car

2018 Genesis G90 vs Porsche Panamera

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
$2,962/ year to fuel
20 MPG
✓ Cheaper to run
$2,469/ year to fuel
24 MPG

The 2018 Porsche Panamera is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,469 a year to fuel (24 MPG), versus $2,962 for the 2018 Genesis G90 (20 MPG). That's roughly $494 a year, or about $2,469 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

  • Genesis G90
  • Porsche Panamera

Side by side

Genesis G90Porsche Panamera
$2,962 Your annual fuel cost $2,469
20 MPG Combined efficiency 24 MPG
17 MPG City 21 MPG
24 MPG Highway 28 MPG
113 cu ft Passenger volume 108 cu ft
16 cu ft Cargo volume 16 cu ft
448 g/mi Tailpipe CO₂ (g/mi) 369 g/mi
4/10 EPA fuel economy score 5/10
4/10 EPA greenhouse gas score 5/10
Gas Powertrain Gas
Premium gasoline Fuel Premium gasoline
3.3L 6-cyl turbo Engine / motor 3.0L 6-cyl turbo
8-speed automatic Transmission 8-speed dual-clutch
AWD 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.

Genesis G90 vs Porsche Panamera across model years

  • Genesis G90
  • Porsche Panamera

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

Per EPA interior volume figures, the Genesis G90 has more passenger space (113 vs. 108 cu ft).

Among 31 2018 large cars, the Genesis G90 ranks 28th and the Porsche Panamera 24th for lowest fuel cost.

Frequently asked questions

Which is more fuel-efficient, the 2018 Genesis G90 or the 2018 Porsche Panamera?

Measured by cost to drive, the Porsche Panamera. The Genesis G90 is rated 20 MPG combined and the Porsche Panamera 24 MPG (EPA, most efficient configuration of each).

How much does it cost to fuel the 2018 Genesis G90 vs. the Porsche Panamera per year?

At 15,000 miles a year with $3.95/gal premium gas, about $2,962 for the Genesis G90 and $2,469 for the Porsche Panamera.

Genesis G90 vs Porsche Panamera in other years

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