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Porsche Cayenne vs Audi A7 comparison

Compare performance (1,156 HP vs 630 HP), boot space and price (87,000 £ vs 55,000 £ ) at a glance. Find out which car is the better choice for you – Porsche Cayenne or Audi A7?

Porsche Cayenne vs Audi A7: Key differences

Porsche Cayenne

3.3 (2 Reviews)
rate
  • substantially more power
  • substantially more electric range
  • markedly quicker 0–100 km/h
  • clearly more trunk space

Audi A7

  • substantially cheaper
  • clearly more efficient
  • noticeably lighter

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

Cayenne

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A7 is substantially cheaper – starting at 55,000 £ , while the Porsche Cayenne costs 87,000 £ . That’s a price difference of around 31,972 £.

Fuel consumption also shows a difference: the Audi A7 uses 1.2 L/100km and is clearly more efficient than the Porsche Cayenne with 4 L/100km. The difference is about 2.8 L/100km.

As for electric range, the Porsche Cayenne offers substantially more range – reaching up to 642 km, about 574 km more than the Audi A7.

A7

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Porsche Cayenne offers substantially more power – delivering 1,156 HP compared to 630 HP. That’s roughly 526 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayenne is markedly quicker – completing the sprint in 2.5 s, while the Audi A7 takes 3.4 s. That’s about 0.9 s quicker.

Looking at top speed, the Porsche Cayenne is very slightly faster – reaching 305 km/h, while the Audi A7 tops out at 280 km/h. The difference is around 25 km/h.

There’s also a difference in torque: the Porsche Cayenne delivers significantly more torque with 1,500 Nm compared to 850 Nm. That’s about 650 Nm more.

Cayenne

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Seats: Porsche Cayenne offers more seats – 5 vs 4.

In terms of curb weight, Audi A7 is noticeably lighter – 1,770 kg compared to 2,130 kg. The difference is around 360 kg.

Looking at boot space, the Porsche Cayenne offers clearly more boot space – 781 L compared to 535 L. That’s a difference of about 246 L.

For maximum load capacity, the Porsche Cayenne offers a bit more capacity – up to 1,708 L, about 318 L more than the Audi A7.

When it comes to payload, the Porsche Cayenne carries moderately more – 705 kg compared to 600 kg. That’s a difference of about 105 kg.

Who wins the race in the data check?

The Porsche Cayenne is far ahead 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 £87,000
Cayenne

Porsche Cayenne

  • Engine Type : Petrol, Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 353 - 1,156 HP
  • Consumption L/100km : 4 - 12.2 L/100km
  • Consumption kWh/100km : 19.7 - 20.6 kWh/100km
  • Electric Range : 74 - 642 km
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Porsche Cayenne

Few SUVs blend athletic poise and Teutonic precision like the Porsche Cayenne, putting genuine sports‑car feeling into a roomy, everyday package. If you want a practical family hauler that still makes you grin every time you merge, the Cayenne delivers — turning errands into an excuse for a spirited drive.

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Audi A7

The Audi A7 wraps elegant fastback lines around a sumptuous, tech-packed cabin that turns everyday drives into something a bit more special. It strikes a polished balance between relaxed comfort and engaging poise, so you’ll enjoy long cruises and spirited backroad runs while arriving in unmistakable style.

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Porsche Cayenne
Audi A7

Costs and Consumption
Price
87,000 - 186,400 £
Price
55,000 - 117,900 £
Consumption L/100km
4 - 12.2 L/100km
Consumption L/100km
1.2 - 12.2 L/100km
Consumption kWh/100km
19.7 - 20.6 kWh/100km
Consumption kWh/100km
-
Electric Range
74 - 642 km
Electric Range
67 - 68 km
Battery Capacity
21.8 kWh
Battery Capacity
14.4 kWh
co2
0 - 277 g/km
co2
28 - 276 g/km
Fuel tank capacity
70 - 90 L
Fuel tank capacity
52 - 73 L

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
4 - 5
Seats
4
Doors
5
Doors
5
Curb weight
2,130 - 2,720 kg
Curb weight
1,770 - 2,150 kg
Trunk capacity
434 - 781 L
Trunk capacity
380 - 535 L
Length
4,930 mm
Length
4,969 - 5,009 mm
Width
1,980 - 1,989 mm
Width
1,908 - 1,950 mm
Height
1,652 - 1,698 mm
Height
1,422 - 1,424 mm
Max trunk capacity
1,344 - 1,708 L
Max trunk capacity
1,235 - 1,390 L
Payload
365 - 705 kg
Payload
510 - 600 kg

Engine and Performance
Engine Type
Petrol, Plugin Hybrid, Electric
Engine Type
Diesel MHEV, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
353 - 1,156 HP
Power HP
204 - 630 HP
Acceleration 0-100km/h
2.5 - 6 s
Acceleration 0-100km/h
3.4 - 8.1 s
Max Speed
248 - 305 km/h
Max Speed
245 - 280 km/h
Torque
500 - 1,500 Nm
Torque
370 - 850 Nm
Number of Cylinders
6 - 8
Number of Cylinders
4 - 8
Power kW
260 - 850 kW
Power kW
150 - 463 kW
Engine capacity
2,995 - 3,996 cm3
Engine capacity
1,968 - 3,996 cm3

General
Model Year
2,025 - 2,026
Model Year
2,023 - 2,024
CO2 Efficiency Class
G, B, C, A
CO2 Efficiency Class
E, F, B, G
Brand
Porsche
Brand
Audi
Is the Porsche Cayenne offered with different drivetrains?

Available configurations include All-Wheel Drive.

DriveDuel uses data analysis and artificial intelligence to evaluate vehicle data and create content. Content is regularly reviewed and improved. The displayed prices are estimates based on German list prices, adjusted to the respective country’s VAT. Country-specific registration taxes are not included. This information is not legally binding.