Toyota 4Runner vs Porsche Cayenne

The Porsche Cayenne is the more efficient of the two: it reaches 24 mpg combined versus 23 mpg for the Toyota 4Runner, a 1 mpg advantage and costs about $650 less per year to fuel.

Across 5 measured categories, the Porsche Cayenne leads in 3. Figures are EPA test data, not manufacturer claims.

2015–2026

Toyota 4Runner

Standard Sport Utility Vehicle 4WD · 42 configurations

23mpg combined (best)
All Toyota 4Runner specs

2015–2026

Porsche Cayenne

Standard Sport Utility Vehicle 4WD · 97 configurations

24mpg combined (best)
All Porsche Cayenne specs

Head-to-head specifications

MetricToyota 4RunnerPorsche Cayenne
Best combined MPG23 mpg24 mpg
Best city MPG23 mpg21 mpg
Best highway MPG26 mpg29 mpg
Lowest annual fuel costEPA estimate at 15,000 miles per year$2,650$3,300
Lowest CO2 output380 g/mi174 g/mi
Engines offeredSIDI & PFI; Hybrid, SIDI & PFI, SIDI & PFI; with Stop-Start, 4.0SIDI, SIDI; PHEV, 4.0, 3.0
TransmissionsAutomatic (S8), Automatic (S5)Automatic (S8), Automatic (AM8)
Drivetrains4-Wheel Drive, Part-time 4-Wheel Drive, Rear-Wheel DriveAll-Wheel Drive
Fuel typesRegularPremium, Premium and Electricity, Premium Gas or Electricity
EPA classStandard Sport Utility Vehicle 4WDStandard Sport Utility Vehicle 4WD
Years covered2015–20262015–2026
Configurations on record4297

Source: EPA fuel economy records via fueleconomy.gov. Best-case values across all recorded configurations for each model.

4Runner vs Cayenne: common questions

Which is better on gas, the Toyota 4Runner or the Porsche Cayenne?

The Porsche Cayenne is the more efficient of the two: it reaches 24 mpg combined versus 23 mpg for the Toyota 4Runner, a 1 mpg advantage and costs about $650 less per year to fuel.

Which costs less to run per year?

By EPA estimates at 15,000 miles a year, the Toyota 4Runner runs about $2,650 a year in fuel at its most efficient configuration, versus about $3,300 for the Porsche Cayenne — a difference of roughly $650 per year.

What engines do the 4Runner and Cayenne offer?

Toyota 4Runner: SIDI & PFI; Hybrid, SIDI & PFI, SIDI & PFI; with Stop-Start, 4.0. Porsche Cayenne: SIDI, SIDI; PHEV, 4.0, 3.0.

Are they in the same vehicle class?

Yes — the EPA classifies both the Toyota 4Runner and the Porsche Cayenne as Standard Sport Utility Vehicle 4WD, so they compete directly.

More 4Runner comparisons

Comparison id: toyota-4runner-vs-porsche-cayenne