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Mercedes EQB vs Porsche Cayenne comparison

Compare performance (292 HP vs 1,156 HP), boot space and price (45,900 £ vs 90,200 £ ) at a glance. Find out which car is the better choice for you – Mercedes EQB or Porsche Cayenne?

Mercedes EQB vs Porsche Cayenne: Key differences

Mercedes EQB

4.3 (4 Reviews)
rate
  • substantially cheaper
  • visibly more efficient
  • only slightly lighter
details

Porsche Cayenne

3.2 (3 Reviews)
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  • substantially more power
  • somewhat more electric range
  • substantially quicker 0–100 km/h
  • markedly more trunk space
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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

EQB

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.

Mercedes EQB is substantially cheaper – starting at 45,900 £ , while the Porsche Cayenne costs 90,200 £ . That’s a price difference of around 44,302 £.

In terms of energy consumption, the Mercedes EQB is visibly more efficient: consuming 15.2 kWh/100km compared to 18.9 kWh/100km for the Porsche Cayenne. That’s a difference of about 3.7 kWh/100km.

As for electric range, the Porsche Cayenne offers somewhat more range – reaching up to 668 km, about 133 km more than the Mercedes EQB.

Cayenne

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Porsche Cayenne offers substantially more power – delivering 1,156 HP compared to 292 HP. That’s roughly 864 HP more horsepower.

When accelerating from 0 to 100 km/h, the Porsche Cayenne is substantially quicker – completing the sprint in 2.5 s, while the Mercedes EQB takes 6.2 s. That’s about 3.7 s quicker.

There’s also a difference in torque: the Porsche Cayenne delivers clearly more torque with 1,500 Nm compared to 520 Nm. That’s about 980 Nm more.

EQB

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, Mercedes EQB is only slightly lighter – 2,105 kg compared to 2,130 kg. The difference is around 25 kg.

Looking at boot space, the Porsche Cayenne offers markedly more boot space – 781 L compared to 495 L. That’s a difference of about 286 L.

When it comes to payload, the Porsche Cayenne carries noticeably more – 705 kg compared to 435 kg. That’s a difference of about 270 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 £90,200
Cayenne

Porsche Cayenne

  • Engine Type Petrol, Plug-in Hybrid, Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 353 - 1,156 HP
  • Consumption L/100km 4 - 11 L/100km
  • Consumption kWh/100km 18.9 - 20.6 kWh/100km
  • Electric Range 74 - 668 km
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Frequently compared as well

Mercedes EQB
Mercedes GLB
VS
The Mercedes EQB and Mercedes GLB target the same compact‑SUV buyers but take very different routes: the EQB is the all‑electric choice while the GLB relies on conventional petrol/diesel and mild‑hybrid engines. This quick comparison looks at driving character, interior practicality, range and …
Mercedes EQB
smart #5
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Choosing between the Mercedes EQB and the Smart #5 means weighing Mercedes’ compact, family-focused electric SUV with upscale finishes and flexible seating against the Smart #5’s punchy, urban-oriented electric crossover that emphasizes value, efficiency and distinctive styling. This comparison …
Mercedes EQB
Porsche Cayenne

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes EQB

The Mercedes EQB is an electric compact SUV that dresses Mercedes' premium feel in practical clothing, with flexible seating and a serene, composed ride that turns everyday errands into a small luxury. It won't thrill the enthusiast, but for buyers who want a smart, spacious and well-made EV with tasteful tech and real-world usability, the EQB is a sensible, slightly buttoned-up choice that impresses without shouting.

details
21C0680_006
21C0680_005
21C0680_002
21C0680_078
21C0680_052

Reviews Mercedes EQB

4.3 (4 Reviews)
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Stefan
4 Dec 2025, 21:05:57

A bit boring and no longer up-to-date with its slow charging speed...

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.

details
P17_0701
P17_0780
P17_0777
P17_0776
P17_0784

Reviews Porsche Cayenne

3.2 (3 Reviews)
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No reviews yet. Share your experience and help others decide.

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Mercedes EQB
Porsche Cayenne

Costs and Consumption
Price
45,900 - 58,900 £
Price
90,200 - 144,400 £
Consumption L/100km
-
Consumption L/100km
4 - 11 L/100km
Consumption kWh/100km
15.2 - 17.2 kWh/100km
Consumption kWh/100km
18.9 - 20.6 kWh/100km
Electric Range
468 - 535 km
Electric Range
74 - 668 km
Battery Capacity
70.5 kWh
Battery Capacity
-
co2
0 g/km
co2
0 - 249 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
4 - 5
Doors
5
Doors
-
Curb weight
2,105 - 2,170 kg
Curb weight
2,130 - 2,725 kg
Trunk capacity
495 L
Trunk capacity
434 - 781 L
Length
4,684 mm
Length
-
Width
1,834 mm
Width
1,980 - 1,983 mm
Height
1,654 - 1,689 mm
Height
-
Max trunk capacity
1,710 L
Max trunk capacity
-
Payload
435 kg
Payload
525 - 705 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol, Plug-in Hybrid, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
190 - 292 HP
Power HP
353 - 1,156 HP
Acceleration 0-100km/h
6.2 - 8.9 s
Acceleration 0-100km/h
2.5 - 6 s
Max Speed
160 km/h
Max Speed
-
Torque
385 - 520 Nm
Torque
500 - 1,500 Nm
Number of Cylinders
-
Number of Cylinders
6
Power kW
140 - 215 kW
Power kW
260 - 850 kW
Engine capacity
-
Engine capacity
2,995 cm3

General
Model Year
2,024 - 2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
G, B, A
Brand
Mercedes-Benz
Brand
Porsche
Is the Mercedes EQB offered with different drivetrains?

The Mercedes EQB is available as Front-Wheel Drive or 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.