2016 head-to-head · Midsize & Large SUV
2016 Infiniti QX80 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.
The 2016 Porsche Cayenne is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,962 a year to fuel (20 MPG), versus $3,703 for the 2016 Infiniti QX80 (16 MPG). That's roughly $741 a year, or about $3,703 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
- Infiniti QX80
- Porsche Cayenne
Side by side
| Infiniti QX80 | Porsche Cayenne | |
|---|---|---|
| $3,703 | Your annual fuel cost | $2,962 |
| 16 MPG | Combined efficiency | 20 MPG |
| 14 MPG | City | 17 MPG |
| 20 MPG | Highway | 24 MPG |
| 548 g/mi | Tailpipe CO₂ (g/mi) | 435 g/mi |
| 3/10 | EPA fuel economy score | 4/10 |
| 3/10 | EPA greenhouse gas score | 4/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 5.6L 8-cyl | Engine / motor | 3.6L 6-cyl |
| 7-speed automatic | Transmission | 8-speed automatic |
| RWD | 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.
Infiniti QX80 vs Porsche Cayenne across model years
- Infiniti QX80
- 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 44 2016 midsize & large SUVs, the Infiniti QX80 ranks 42nd and the Porsche Cayenne 35th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2016 Infiniti QX80 or the 2016 Porsche Cayenne?
Measured by cost to drive, the Porsche Cayenne. The Infiniti QX80 is rated 16 MPG combined and the Porsche Cayenne 20 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2016 Infiniti QX80 vs. the Porsche Cayenne per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,703 for the Infiniti QX80 and $2,962 for the Porsche Cayenne.
Infiniti QX80 vs Porsche Cayenne in other years
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