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BMW iX3 vs Porsche Cayenne – Performance, range & efficiency compared

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – BMW iX3 or Porsche Cayenne?

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

iX3 @ press.bmwgroup.com

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.

BMW iX3 has a clearly advantage in terms of price – it starts at 59100 £, while the Porsche Cayenne costs 87000 £. That’s a price difference of around 27943 £.

As for range, the BMW iX3 performs clearly better – achieving up to 805 km, about 722 km more than the Porsche Cayenne.

Cayenne @ Porsche Media Deutschland

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 has a distinct edge – offering 739 HP compared to 469 HP. That’s roughly 270 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche Cayenne is noticeable quicker – completing the sprint in 3.60 s, while the BMW iX3 takes 4.90 s. That’s about 1.30 s faster.

In terms of top speed, the Porsche Cayenne performs evident better – reaching 305 km/h, while the BMW iX3 tops out at 210 km/h. The difference is around 95 km/h.

There’s also a difference in torque: Porsche Cayenne pulls clearly perceptible stronger with 950 Nm compared to 645 Nm. That’s about 305 Nm difference.

iX3 @ press.bmwgroup.com

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 curb weight, Porsche Cayenne is somewhat lighter – 2130 kg compared to 2360 kg. The difference is around 230 kg.

In terms of boot space, the Porsche Cayenne offers noticeable more room – 772 L compared to 520 L. That’s a difference of about 252 L.

In maximum load capacity, the BMW iX3 performs hardly perceptible better – up to 1750 L, which is about 42 L more than the Porsche Cayenne.

When it comes to payload, Porsche Cayenne clearly perceptible takes the win – 705 kg compared to 465 kg. That’s a difference of about 240 kg.

Who comes out on top?

Overall, the Porsche Cayenne shows itself to be wins by a narrow margin and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £87,000
P17_0701

Porsche Cayenne

  • Engine Type : Petrol, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 353 - 739 HP
  • Consumption L/100km : 4 - 12.2 L
  • Electric Range : 74 - 83 km
details

BMW iX3

5 (1)
rate

The BMW iX3 is an all-electric SUV that combines elegant design with sustainable technology, showcasing the brand's commitment to a greener future. Its refined interior offers a high level of comfort and advanced connectivity features, making it an attractive option for tech-savvy drivers. With its dynamic performance, the iX3 provides an engaging driving experience, proving that environmentally conscious solutions don't have to compromise on driving pleasure.

details
P90432172_highRes_the-new-bmw-ix3-8-20 @ press.bmwgroup.com
P90432177_highRes_the-new-bmw-ix3-8-20 @ press.bmwgroup.com
P90432184_highRes_the-new-bmw-ix3-8-20 @ press.bmwgroup.com
P90432189_highRes_the-new-bmw-ix3-8-20 @ press.bmwgroup.com

Porsche Cayenne

Der Porsche Cayenne präsentiert sich als beeindruckender Vertreter der Premium-SUVs und verbindet kraftvolles Design mit luxuriösem Komfort. Sein dynamisches Fahrverhalten und die hochwertigen Materialien im Innenraum machen jede Fahrt zu einem besonderen Erlebnis. Zudem bietet der Cayenne modernste Technologiefunktionen, die sowohl Unterhaltung als auch Sicherheit gewährleisten.

details
P17_0701 @ Porsche Media Deutschland
P17_0780 @ Porsche Media Deutschland
P17_0777 @ Porsche Media Deutschland
P17_0776 @ Porsche Media Deutschland
P17_0784 @ Porsche Media Deutschland

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Costs and Consumption
Price
59100 - 64600 £
Price
87000 - 186400 £
Consumption L/100km
-
Consumption L/100km
4 - 12.2 L
Consumption kWh/100km
15.10 kWh
Consumption kWh/100km
-
Electric Range
805 km
Electric Range
74 - 83 km
Battery Capacity
108.70 kWh
Battery Capacity
21.80 kWh
co2
0 g/km
co2
90 - 277 g/km
Fuel tank capacity
-
Fuel tank capacity
70 - 90 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
5
Doors
5
Curb weight
2360 kg
Curb weight
2130 - 2670 kg
Trunk capacity
520 L
Trunk capacity
434 - 772 L
Length
4782 mm
Length
4930 mm
Width
1895 mm
Width
1983 - 1989 mm
Height
1635 mm
Height
1652 - 1698 mm
Max trunk capacity
1750 L
Max trunk capacity
1344 - 1708 L
Payload
465 kg
Payload
365 - 705 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
469 HP
Power HP
353 - 739 HP
Acceleration 0-100km/h
4.90 s
Acceleration 0-100km/h
3.6 - 6 s
Max Speed
210 km/h
Max Speed
248 - 305 km/h
Torque
645 Nm
Torque
500 - 950 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
345 kW
Power kW
260 - 544 kW
Engine capacity
-
Engine capacity
2995 - 3996 cm3

General
Model Year
2026
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
G, B, C
Brand
BMW
Brand
Porsche

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What drive types are available for the BMW iX3?

The BMW iX3 is available as All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.