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BMW XM vs Rolls-Royce Cullinan comparison

Compare performance (748 HP vs 600 HP), boot space and price (116,100 £ vs 275,400 £ ) at a glance. Find out which car is the better choice for you – BMW XM or Rolls-Royce Cullinan?

BMW XM vs Rolls-Royce Cullinan: Key differences

BMW XM

  • clearly cheaper
  • slightly more power
  • substantially more efficient
  • noticeably quicker 0–100 km/h
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Rolls-Royce Cullinan

  • very slightly lighter
  • very slightly more trunk space
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By Achim Sedelmaier

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

XM

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 XM is clearly cheaper – starting at 116,100 £ , while the Rolls-Royce Cullinan costs 275,400 £ . That’s a price difference of around 159,258 £.

Fuel consumption also shows a difference: the BMW XM uses 4.7 L/100km and is substantially more efficient than the Rolls-Royce Cullinan with 16 L/100km. The difference is about 11.3 L/100km.

Cullinan

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 BMW XM offers slightly more power – delivering 748 HP compared to 600 HP. That’s roughly 148 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW XM is noticeably quicker – completing the sprint in 3.8 s, while the Rolls-Royce Cullinan takes 4.9 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the BMW XM delivers barely more torque with 1,000 Nm compared to 900 Nm. That’s about 100 Nm more.

XM

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Seats: BMW XM offers more seats – 7 vs 5.

In terms of curb weight, Rolls-Royce Cullinan is very slightly lighter – 2,660 kg compared to 2,695 kg. The difference is around 35 kg.

Looking at boot space, the Rolls-Royce Cullinan offers very slightly more boot space – 555 L compared to 527 L. That’s a difference of about 28 L.

When it comes to payload, the Rolls-Royce Cullinan carries noticeably more – 840 kg compared to 525 kg. That’s a difference of about 315 kg.

Who wins the race in the data check?

The BMW XM is decisively ahead 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 £116,100
XM

BMW XM

  • Engine Type Plugin Hybrid
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 476 - 748 HP
  • Consumption L/100km 4.7 - 5.3 L/100km
  • Electric Range 78 - 80 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BMW XM

The BMW XM is an unapologetically bold flagship that fuses brash, hyper-styled presence with the kind of luxury that commands attention wherever it goes. Inside it's a leather-clad showpiece loaded with modern tech and a driving personality that blends theatrical muscle with refined grand-tourer composure—ideal for buyers who want drama and comfort in equal measure.

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Reviews BMW XM

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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 Rolls-Royce Cullinan

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Rolls-Royce Cullinan

Costs and Consumption
Price
116,100 - 159,300 £
Price
275,400 - 324,600 £
Consumption L/100km
4.7 - 5.3 L/100km
Consumption L/100km
16 - 16.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
78 - 80 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
105 - 119 g/km
co2
363 - 380 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
7
Seats
5
Doors
-
Doors
-
Curb weight
2,695 - 2,795 kg
Curb weight
2,660 kg
Trunk capacity
527 L
Trunk capacity
555 L
Length
-
Length
-
Width
2,005 mm
Width
2,000 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 525 kg
Payload
840 kg

Engine and Performance
Engine Type
Plugin Hybrid
Engine Type
Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
476 - 748 HP
Power HP
571 - 600 HP
Acceleration 0-100km/h
3.8 - 5.1 s
Acceleration 0-100km/h
4.9 - 5.2 s
Max Speed
-
Max Speed
-
Torque
700 - 1,000 Nm
Torque
850 - 900 Nm
Number of Cylinders
6 - 8
Number of Cylinders
12
Power kW
350 - 550 kW
Power kW
420 - 441 kW
Engine capacity
2,998 - 4,395 cm3
Engine capacity
6,749 cm3

General
Model Year
2026
Model Year
2024
CO2 Efficiency Class
C, D
CO2 Efficiency Class
G
Brand
BMW
Brand
Rolls-Royce
What drive types are available for the BMW XM?

Available configurations include 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.