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Audi S8 vs Porsche Cayenne - Differences and prices compared

Compare performance (563 HP vs 729 HP), trunk space and price (125,300 $ vs 84,700 $ ) at a glance. See which model fits your needs and budget better – Audi S8 or Porsche Cayenne?

Audi S8 vs Porsche Cayenne: Key differences

Audi S8

Porsche Cayenne

  • considerably cheaper
  • markedly more power
  • somewhat more efficient
  • marginally lighter

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.

Porsche Cayenne is considerably cheaper – starting at 84,700 $ , while the Audi S8 costs 125,300 $ . That’s a price difference of around 40,600 $.

When it comes to city fuel economy, the Porsche Cayenne performs somewhat better – achieving 17 mpg, compared to 15 mpg for the Audi S8. That’s a difference of about 2 mpg.

Cayenne

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Porsche Cayenne offers markedly more power – delivering 729 HP compared to 563 HP. That’s roughly 166 HP more horsepower.

There’s also a difference in torque: the Porsche Cayenne delivers somewhat more torque with 700 lb-ft compared to 590 lb-ft. That’s about 110 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, Porsche Cayenne is marginally lighter – 4,678 lbs compared to 5,126 lbs. The difference is around 448 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
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General
View detailed analysis

Audi S8

The Audi S8 is a masterclass in luxury performance, marrying elegant design with exhilarating power. It offers a driving experience that effortlessly balances comfort and sportiness, providing both thrilling acceleration and a serene ride. The interior of the S8 is a sanctuary of craftsmanship, laden with high-quality materials and cutting-edge technology, ensuring every journey is as enjoyable as it is stylish.

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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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Audi S8
Porsche Cayenne

Costs and Consumption
Price
125,300 $
Price
84,700 - 203,800 $
FuelEconomy City
15 mpg
FuelEconomy City
15 - 17 mpg
FuelEconomy Hwy
24 MPG
FuelEconomy Hwy
21 - 23 MPG
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
Fuel tank capacity
21.7 gal
Fuel tank capacity
18.4 - 23.7 gal

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
-
Doors
-
Curb weight
5,126 lbs
Curb weight
4,678 - 5,719 lbs
Trunk Volume
12.5 cu. ft.
Trunk Volume
-
Length
209 in.
Length
194.1 - 194.2 in.
Width
76.6 in.
Width
78.1 - 78.5 in.
Height
58 in.
Height
64 - 66 in.

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

General
Model Year
2,025
Model Year
2,025
Brand
Audi
Brand
Porsche
What is the starting MSRP for the Audi S8?

Starting from 125,300 $.

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.