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Porsche Cayenne vs BYD Sealion 7 comparison

Compare performance (1156 HP vs 530 HP), boot space and price (87000 £ vs 42800 £ ) at a glance. Find out which car is the better choice for you – Porsche Cayenne or BYD Sealion 7?

Porsche Cayenne vs BYD Sealion 7: Key differences

Porsche Cayenne

3.3 (2 Reviews)
rate
  • clearly more power
  • barely noticeable more efficient
  • clearly perceptible more electric range
  • convincingly quicker from 0–100 km/h
  • slight lighter
  • clearly perceptible more trunk space

BYD Sealion 7

5 (2 Reviews)
rate
  • decisively cheaper

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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.

BYD Sealion 7 has a decisively advantage in terms of price – it starts at 42800 £ , while the Porsche Cayenne costs 87000 £ . That’s a price difference of around 44152 £.

In terms of energy consumption, the advantage goes to the Porsche Cayenne: with 19.70 kWh per 100 km, it’s barely noticeable more efficient than the BYD Sealion 7 with 19.90 kWh. That’s a difference of about 0.20 kWh.

As for electric range, the Porsche Cayenne performs clearly perceptible better – achieving up to 642 km, about 140 km more than the BYD Sealion 7.

Sealion 7

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 has a clearly edge – offering 1156 HP compared to 530 HP. That’s roughly 626 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche Cayenne is convincingly quicker – completing the sprint in 2.50 s, while the BYD Sealion 7 takes 4.50 s. That’s about 2 s faster.

There’s also a difference in torque: Porsche Cayenne pulls convincingly stronger with 1500 Nm compared to 690 Nm. That’s about 810 Nm difference.

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 curb weight, Porsche Cayenne is slight lighter – 2130 kg compared to 2225 kg. The difference is around 95 kg.

In terms of boot space, the Porsche Cayenne offers clearly perceptible more room – 781 L compared to 520 L. That’s a difference of about 261 L.

When it comes to payload, Porsche Cayenne clearly takes the win – 705 kg compared to 410 kg. That’s a difference of about 295 kg.

Who wins the race in the data check?

The Porsche Cayenne sits 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.

Frequently compared as well

BYD Seal U
BYD Sealion 7
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The BYD Seal U brings crossover practicality and a higher driving position for buyers after everyday versatility, while the sleeker BYD Sealion 7 swaps that raised stance for a lower, sportier profile and crisper road manners. Choose the Seal U for family-friendly space and comfort, or the Sealion …
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ZEEKR 7X
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Porsche Cayenne
BYD Sealion 7

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £87,000
Cayenne

Porsche Cayenne

  • Engine Type : Petrol, Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 353 - 1156 HP
  • Consumption L/100km : 4 - 12.2 L
  • Consumption kWh/100km : 19.7 - 20.6 kWh
  • Electric Range : 74 - 642 km
details

Porsche Cayenne

3.3 (2 Reviews)
rate

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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P17_0701
P17_0780
P17_0777
P17_0776
P17_0784

BYD Sealion 7

5 (2 Reviews)
rate

The Sealion 7 captivates with its striking design and impressive performance that appeals to both enthusiasts and casual drivers alike. With a focus on comfort and advanced technology, this model redefines the driving experience, making every journey enjoyable. Its sleek silhouette coupled with an innovative interior showcases the perfect blend of style and functionality.

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Reviews Porsche Cayenne

3.3 (2 Reviews)
rate

Reviews BYD Sealion 7

5 (2 Reviews)
rate
oriol
27 Feb 2026, 15:33:27

range that I can always charge to 100% — unlike other brands that told me it was recommended to stop at 80%, which consequently cut my real range from 600 to 480 by not being able to charge to 100%. I think that's something people should know.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Porsche Cayenne
BYD Sealion 7

Costs and Consumption
Price
87000 - 186400 £
Price
42800 - 52300 £
Consumption L/100km
4 - 12.2 L
Consumption L/100km
-
Consumption kWh/100km
19.7 - 20.6 kWh
Consumption kWh/100km
19.9 - 21.9 kWh
Electric Range
74 - 642 km
Electric Range
456 - 502 km
Battery Capacity
21.80 kWh
Battery Capacity
-
co2
0 - 277 g/km
co2
0 g/km
Fuel tank capacity
70 - 90 L
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
4 - 5
Seats
5
Doors
5
Doors
-
Curb weight
2130 - 2720 kg
Curb weight
2225 - 2435 kg
Trunk capacity
434 - 781 L
Trunk capacity
520 L
Length
4930 mm
Length
-
Width
1980 - 1989 mm
Width
1925 mm
Height
1652 - 1698 mm
Height
-
Max trunk capacity
1344 - 1708 L
Max trunk capacity
-
Payload
365 - 705 kg
Payload
410 kg

Engine and Performance
Engine Type
Petrol, Plugin Hybrid, Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
353 - 1156 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
2.5 - 6 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
248 - 305 km/h
Max Speed
-
Torque
500 - 1500 Nm
Torque
380 - 690 Nm
Number of Cylinders
6 - 8
Number of Cylinders
-
Power kW
260 - 850 kW
Power kW
230 - 390 kW
Engine capacity
2995 - 3996 cm3
Engine capacity
-

General
Model Year
2025 - 2026
Model Year
2024
CO2 Efficiency Class
G, B, C, A
CO2 Efficiency Class
A
Brand
Porsche
Brand
BYD

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Is the Porsche Cayenne offered with different drivetrains?

The Porsche Cayenne is available as All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.