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@ Dr. Ing. h.c. F. Porsche AG
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Mercedes GLS vs Porsche Cayenne - Differences and prices compared

Compare performance (634 HP vs 739 HP), boot space and price (96100 £ vs 87000 £) at a glance. Find out which car is the better choice for you – Mercedes GLS or Porsche Cayenne?

Mercedes GLS

Porsche Cayenne

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

GLS @ Mercedes-Benz Group Media

Costs and Efficiency:

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

Porsche Cayenne has a to a small extent advantage in terms of price – it starts at 87000 £, while the Mercedes GLS costs 96100 £. That’s a price difference of around 9120 £.

Fuel consumption also shows a difference: Porsche Cayenne manages with 4 L and is therefore decisively more efficient than the Mercedes GLS with 7.80 L. The difference is about 3.80 L per 100 km.

Cayenne @ Dr. Ing. h.c. F. Porsche AG

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 to a small extent edge – offering 739 HP compared to 634 HP. That’s roughly 105 HP more horsepower.

In acceleration from 0 to 100 km/h, the Porsche Cayenne is to a small extent quicker – completing the sprint in 3.60 s, while the Mercedes GLS takes 4.20 s. That’s about 0.60 s faster.

In terms of top speed, the Porsche Cayenne performs barely noticeable better – reaching 305 km/h, while the Mercedes GLS tops out at 280 km/h. The difference is around 25 km/h.

There’s also a difference in torque: Porsche Cayenne pulls a bit stronger with 950 Nm compared to 850 Nm. That’s about 100 Nm difference.

GLS @ Mercedes-Benz Group Media

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: Mercedes GLS offers clearly perceptible more seating capacity – 7 vs 5.

In curb weight, Porsche Cayenne is to a small extent lighter – 2130 kg compared to 2550 kg. The difference is around 420 kg.

In terms of boot space, the Porsche Cayenne offers decisively more room – 772 L compared to 355 L. That’s a difference of about 417 L.

In maximum load capacity, the Mercedes GLS performs noticeable better – up to 2400 L, which is about 692 L more than the Porsche Cayenne.

When it comes to payload, Porsche Cayenne slight takes the win – 705 kg compared to 695 kg. That’s a difference of about 10 kg.

Who comes out on top?

Overall, the Porsche Cayenne shows itself to be is largely superior 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
Cayenne @ Dr. Ing. h.c. F. Porsche AG

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
Mercedes GLS
Porsche Cayenne

Costs and Consumption
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Engine and Performance
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Dimensions and Body
View detailed analysis

Mercedes GLS

The GLS — usually just called the GLS — is Mercedes' flagship SUV, wrapping limousine-like comfort and commanding road presence into a smart, family-ready package. It pampers occupants with a hushed cabin, premium materials and intuitive tech, while still managing to feel confident and a little indulgent on the daily commute.

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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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Reviews Mercedes GLS

Reviews Porsche Cayenne

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GLS @ Mercedes-Benz Group Media
Cayenne @ Dr. Ing. h.c. F. Porsche AG

Costs and Consumption
Price
96100 - 208500 £
Price
87000 - 186400 £
Consumption L/100km
7.8 - 13.7 L
Consumption L/100km
4 - 12.2 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
74 - 83 km
Battery Capacity
-
Battery Capacity
21.80 kWh
co2
204 - 310 g/km
co2
90 - 277 g/km
Fuel tank capacity
90 L
Fuel tank capacity
70 - 90 L

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
4 - 5
Doors
5
Doors
5
Curb weight
2550 - 2825 kg
Curb weight
2130 - 2670 kg
Trunk capacity
355 L
Trunk capacity
434 - 772 L
Length
5208 - 5233 mm
Length
4930 mm
Width
1956 mm
Width
1983 - 1989 mm
Height
1782 - 1838 mm
Height
1652 - 1698 mm
Max trunk capacity
2400 L
Max trunk capacity
1344 - 1708 L
Payload
445 - 695 kg
Payload
365 - 705 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV
Engine Type
Petrol, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
333 - 634 HP
Power HP
353 - 739 HP
Acceleration 0-100km/h
4.2 - 6.7 s
Acceleration 0-100km/h
3.6 - 6 s
Max Speed
238 - 280 km/h
Max Speed
248 - 305 km/h
Torque
500 - 850 Nm
Torque
500 - 950 Nm
Number of Cylinders
6 - 8
Number of Cylinders
6 - 8
Power kW
245 - 466 kW
Power kW
260 - 544 kW
Engine capacity
2989 - 3982 cm3
Engine capacity
2995 - 3996 cm3

General
Model Year
2024 - 2025
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
G, B, C
Brand
Mercedes-Benz
Brand
Porsche

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Is the Mercedes GLS offered with different drivetrains?

Available configurations include 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.