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Mercedes G Class vs Rolls-Royce Cullinan - Differences and prices compared

Compare performance (605 HP vs 600 HP), boot space and price (106600 £ vs 263500 £) at a glance. Find out which car is the better choice for you – Mercedes G Class or Rolls-Royce Cullinan?

Mercedes G Class

Rolls-Royce Cullinan

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

G Class @ Mercedes-Benz Group Media

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mercedes G Class has a significantly advantage in terms of price – it starts at 106600 £, while the Rolls-Royce Cullinan costs 263500 £. That’s a price difference of around 156895 £.

Fuel consumption also shows a difference: Mercedes G Class manages with 8.70 L and is therefore clearly more efficient than the Rolls-Royce Cullinan with 15.20 L. The difference is about 6.50 L per 100 km.

G Class @ Mercedes-Benz Group Media

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 Mercedes G Class has a barely noticeable edge – offering 605 HP compared to 600 HP. That’s roughly 5 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes G Class is a bit quicker – completing the sprint in 4.40 s, while the Rolls-Royce Cullinan takes 4.90 s. That’s about 0.50 s faster.

In terms of top speed, the Rolls-Royce Cullinan performs slightly better – reaching 250 km/h, while the Mercedes G Class tops out at 220 km/h. The difference is around 30 km/h.

There’s also a difference in torque: Mercedes G Class pulls evident stronger with 1164 Nm compared to 900 Nm. That’s about 264 Nm difference.

G Class @ 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: offers more seating capacity – vs .

In curb weight, Mercedes G Class is barely noticeable lighter – 2485 kg compared to 2660 kg. The difference is around 175 kg.

In terms of boot space, the Mercedes G Class offers to a small extent more room – 640 L compared to 555 L. That’s a difference of about 85 L.

In maximum load capacity, the Mercedes G Class performs barely noticeable better – up to 2010 L, which is about 80 L more than the Rolls-Royce Cullinan.

When it comes to payload, Rolls-Royce Cullinan slightly takes the win – 840 kg compared to 715 kg. That’s a difference of about 125 kg.

Who comes out on top?

Overall, the Mercedes G Class shows itself to be leaves the rival little chance 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 £106,600
G Class @ Mercedes-Benz Group Media

Mercedes G Class

  • Engine Type : Electric, Petrol MHEV, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 387 - 605 HP
  • Consumption L/100km : 8.7 - 14.7 L
  • Consumption kWh/100km : 28 kWh
  • Electric Range : 468 km
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Mercedes G Class
Rolls-Royce Cullinan

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes G Class

The G-Class, often called the G‑Wagen, is a blocky icon that blends unapologetic off-road prowess with a plush, modern cabin, announcing your arrival before you even step out. It’s equally at home crawling over rocks or cruising city streets, and owning one feels like adopting a very expensive, very capable personality.

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18C0997_133 @ Mercedes-Benz Group Media
19C0473_066 @ Mercedes-Benz Group Media
18C0997_262 @ Mercedes-Benz Group Media

Rolls-Royce Cullinan

The Cullinan seamlessly combines the hallmark luxury of Rolls-Royce with the rugged versatility of an SUV, making it a true standout in the automotive landscape. Its impeccably crafted interior envelops passengers in a serene atmosphere, complemented by advanced technology and unparalleled comfort. With its commanding presence on the road, the Cullinan redefines what it means to travel in style without compromising on capability.

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Reviews Mercedes G Class

Reviews Rolls-Royce Cullinan

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Costs and Consumption
Price
106600 - 171000 £
Price
263500 - 312700 £
Consumption L/100km
8.7 - 14.7 L
Consumption L/100km
15.2 - 16.3 L
Consumption kWh/100km
28 kWh
Consumption kWh/100km
-
Electric Range
468 km
Electric Range
-
Battery Capacity
116 kWh
Battery Capacity
-
co2
0 - 336 g/km
co2
344 - 370 g/km
Fuel tank capacity
100 L
Fuel tank capacity
100 L

Dimensions and Body
Body Type
Off-Roader
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
2485 - 3085 kg
Curb weight
2660 kg
Trunk capacity
620 - 640 L
Trunk capacity
555 L
Length
4624 - 4873 mm
Length
5341 mm
Width
1931 - 1984 mm
Width
2000 mm
Height
1973 - 1983 mm
Height
1835 mm
Max trunk capacity
1990 - 2010 L
Max trunk capacity
1930 L
Payload
415 - 715 kg
Payload
840 kg

Engine and Performance
Engine Type
Electric, Petrol MHEV, Diesel MHEV
Engine Type
Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
387 - 605 HP
Power HP
571 - 600 HP
Acceleration 0-100km/h
4.4 - 5.8 s
Acceleration 0-100km/h
4.9 - 5.2 s
Max Speed
180 - 220 km/h
Max Speed
250 km/h
Torque
760 - 1164 Nm
Torque
850 - 900 Nm
Number of Cylinders
6 - 8
Number of Cylinders
12
Power kW
285 - 445 kW
Power kW
420 - 441 kW
Engine capacity
2989 - 3982 cm3
Engine capacity
6749 cm3

General
Model Year
2024 - 2025
Model Year
2020
CO2 Efficiency Class
A, G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Rolls-Royce

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What drive types are available for the Mercedes G Class?

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.