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Acura RDX vs Porsche Cayenne - Differences and prices compared

Compare performance (272 HP vs 729 HP), trunk space and price (44,700 $ vs 84,700 $ ) at a glance. See which model fits your needs and budget better – Acura RDX or Porsche Cayenne?

Acura RDX vs Porsche Cayenne: Key differences

Acura RDX

  • substantially cheaper
  • a bit more efficient
  • moderately lighter

Porsche Cayenne

  • clearly more power

Here’s where it gets real: The technical differences in detail

Cayenne

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Acura RDX is substantially cheaper – starting at 44,700 $ , while the Porsche Cayenne costs 84,700 $ . That’s a price difference of around 40,000 $.

When it comes to city fuel economy, the Acura RDX performs a bit better – achieving 21 mpg, compared to 17 mpg for the Porsche Cayenne. That’s a difference of about 4 mpg.

Cayenne

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Porsche Cayenne offers clearly more power – delivering 729 HP compared to 272 HP. That’s roughly 457 HP more horsepower.

There’s also a difference in torque: the Porsche Cayenne delivers significantly more torque with 700 lb-ft compared to 280 lb-ft. That’s about 420 lb-ft more.

Cayenne

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Acura RDX is moderately lighter – 4,014 lbs compared to 4,678 lbs. The difference is around 664 lbs.

Who wins the race in the data check?

The Porsche Cayenne is clearly superior overall in the objective data comparison.
This result only shows which model scores more points on paper – not which of the two cars feels right for you.

from $84,700
Cayenne

Porsche Cayenne

  • Engine Type : Gasoline, Plug-In Hybrid
  • Transmission : Automatic
  • Drive Type : All Wheel
  • Power HP : 348 - 729 HP
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

General
View detailed analysis

Acura RDX

The Acura RDX blends crisp handling with a plush, tech-rich cabin that makes the daily grind feel a bit more first class. It’s not the flashiest in the lineup, but its honest athleticism, generous features, and rock-solid value make it a smart pick for drivers who like their luxury with a practical streak.

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Porsche Cayenne

The Porsche Cayenne stands as a hallmark of luxury and performance within the SUV segment, seamlessly blending the brand's iconic sports car heritage with everyday functionality. With its elegant yet muscular design, the Cayenne commands attention on the road, offering a driving experience that is both exhilarating and comfortable. Inside, the cabin is meticulously crafted, showcasing high-quality materials and state-of-the-art technology, ensuring that every journey is as enjoyable as it is stylish.

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Acura RDX
Porsche Cayenne

Costs and Consumption
Price
44,700 - 54,500 $
Price
84,700 - 203,800 $
FuelEconomy City
21 mpg
FuelEconomy City
15 - 17 mpg
FuelEconomy Hwy
26 - 27 MPG
FuelEconomy Hwy
21 - 23 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
17.1 gal
Fuel tank capacity
18.4 - 23.7 gal

Dimensions and Body
Body Type
SH-AWD
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
-
Doors
-
Curb weight
4,014 - 4,058 lbs
Curb weight
4,678 - 5,719 lbs
Trunk Volume
-
Trunk Volume
-
Length
187.4 in.
Length
194.1 - 194.2 in.
Width
74.8 in.
Width
78.1 - 78.5 in.
Height
65 in.
Height
64 - 66 in.

Engine and Performance
Engine Type
Gasoline
Engine Type
Gasoline, Plug-In Hybrid
Transmission
Automatic
Transmission
Automatic
Drive Type
All Wheel
Drive Type
All Wheel
Power HP
272 HP
Power HP
348 - 729 HP
Torque
280 lb-ft
Torque
368 - 700 lb-ft
Number of Cylinders
-
Number of Cylinders
-
Engine Displacement
2 L
Engine Displacement
3 - 4 L
Gears
-
Gears
-

General
Model Year
2,025
Model Year
2,025
Brand
Acura
Brand
Porsche
What is the price of the Acura RDX?

The Acura RDX starts at 44,700 $.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. Prices shown are manufacturer suggested retail prices (MSRP). Taxes, registration fees and dealer charges are not included.