2021 head-to-head · Special Purpose Vehicle vs Midsize & Large SUV
2021 Mercedes-Benz Metris Passenger 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.
RWD · 2.0L 4-cyl turbo · 9-speed automatic · 19 MPG
The 2021 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 $3,118 for the 2021 Mercedes-Benz Metris Passenger (19 MPG). That's roughly $156 a year, or about $780 over five years.
Your numbers
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Fuel cost over 10 years
- Mercedes-Benz Metris Passenger
- Porsche Cayenne
Side by side
| Mercedes-Benz Metris Passenger | Porsche Cayenne | |
|---|---|---|
| $3,118 | Your annual fuel cost | $2,962 |
| 19 MPG | Combined efficiency | 20 MPG |
| 18 MPG | City | 19 MPG |
| 22 MPG | Highway | 23 MPG |
| 457 g/mi | Tailpipe CO₂ (g/mi) | 432 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 |
| 2.0L 4-cyl turbo | Engine / motor | 3.0L 6-cyl turbo |
| 9-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.
Mercedes-Benz Metris Passenger vs Porsche Cayenne across model years
- Mercedes-Benz Metris Passenger
- Porsche Cayenne
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
Frequently asked questions
Which is more fuel-efficient, the 2021 Mercedes-Benz Metris Passenger or the 2021 Porsche Cayenne?
Measured by cost to drive, the Porsche Cayenne. The Mercedes-Benz Metris Passenger is rated 19 MPG combined and the Porsche Cayenne 20 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2021 Mercedes-Benz Metris Passenger vs. the Porsche Cayenne per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,118 for the Mercedes-Benz Metris Passenger and $2,962 for the Porsche Cayenne.
Mercedes-Benz Metris Passenger vs Porsche Cayenne in other years
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