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BMW 7 Series vs Porsche Cayenne comparison

Compare performance (571 HP vs 1,156 HP), boot space and price (102,800 £ vs 87,000 £ ) at a glance. Find out which car is the better choice for you – BMW 7 Series or Porsche Cayenne?

BMW 7 Series vs Porsche Cayenne: Key differences

BMW 7 Series

  • markedly more efficient

Porsche Cayenne

3.3 (2 Reviews)
rate
  • somewhat cheaper
  • considerably more power
  • considerably more electric range
  • clearly quicker 0–100 km/h
  • only slightly lighter
  • clearly more trunk space

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

7 Series

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Porsche Cayenne is somewhat cheaper – starting at 87,000 £ , while the BMW 7 Series costs 102,800 £ . That’s a price difference of around 15,771 £.

Fuel consumption also shows a difference: the BMW 7 Series uses 3.3 L/100km and is markedly more efficient than the Porsche Cayenne with 4 L/100km. The difference is about 0.7 L/100km.

As for electric range, the Porsche Cayenne offers considerably more range – reaching up to 642 km, about 562 km more than the BMW 7 Series.

Cayenne

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 considerably more power – delivering 1,156 HP compared to 571 HP. That’s roughly 585 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayenne is clearly quicker – completing the sprint in 2.5 s, while the BMW 7 Series takes 4.3 s. That’s about 1.8 s quicker.

Looking at top speed, the Porsche Cayenne is moderately faster – reaching 305 km/h, while the BMW 7 Series tops out at 250 km/h. The difference is around 55 km/h.

There’s also a difference in torque: the Porsche Cayenne delivers significantly more torque with 1,500 Nm compared to 800 Nm. That’s about 700 Nm more.

7 Series

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Porsche Cayenne is only slightly lighter – 2,130 kg compared to 2,255 kg. The difference is around 125 kg.

Looking at boot space, the Porsche Cayenne offers clearly more boot space – 781 L compared to 540 L. That’s a difference of about 241 L.

When it comes to payload, the Porsche Cayenne carries marginally more – 705 kg compared to 665 kg. That’s a difference of about 40 kg.

Who wins the race in the data check?

The Porsche Cayenne stands well ahead of its rival 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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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW 7 Series

The BMW 7 Series is a flagship that balances whisper-quiet luxury with a driver's focus, wrapping advanced tech and plush comfort in a sleek, authoritative presence. It’s the kind of car that navigates city traffic and open roads with equal poise, offering a grown-up alternative for buyers who demand refinement without losing a little driving fun.

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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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BMW 7 Series
Porsche Cayenne

Costs and Consumption
Price
102,800 - 127,500 £
Price
87,000 - 186,400 £
Consumption L/100km
3.3 - 6.1 L/100km
Consumption L/100km
4 - 12.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
19.7 - 20.6 kWh/100km
Electric Range
80 km
Electric Range
74 - 642 km
Battery Capacity
17.6 kWh
Battery Capacity
21.8 kWh
co2
74 - 160 g/km
co2
0 - 277 g/km
Fuel tank capacity
65 L
Fuel tank capacity
70 - 90 L

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
4
Doors
5
Curb weight
2,255 - 2,525 kg
Curb weight
2,130 - 2,720 kg
Trunk capacity
525 - 540 L
Trunk capacity
434 - 781 L
Length
5,391 mm
Length
4,930 mm
Width
1,950 mm
Width
1,980 - 1,989 mm
Height
1,544 mm
Height
1,652 - 1,698 mm
Max trunk capacity
-
Max trunk capacity
1,344 - 1,708 L
Payload
605 - 665 kg
Payload
365 - 705 kg

Engine and Performance
Engine Type
Diesel MHEV, Plugin Hybrid
Engine Type
Petrol, Plugin Hybrid, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
300 - 571 HP
Power HP
353 - 1,156 HP
Acceleration 0-100km/h
4.3 - 5.8 s
Acceleration 0-100km/h
2.5 - 6 s
Max Speed
250 km/h
Max Speed
248 - 305 km/h
Torque
670 - 800 Nm
Torque
500 - 1,500 Nm
Number of Cylinders
6
Number of Cylinders
6 - 8
Power kW
220 - 420 kW
Power kW
260 - 850 kW
Engine capacity
2,993 - 2,998 cm3
Engine capacity
2,995 - 3,996 cm3

General
Model Year
2,024 - 2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
F, B
CO2 Efficiency Class
G, B, C, A
Brand
BMW
Brand
Porsche
What drive types are available for the BMW 7 Series?

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.