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Mercedes SL Class vs Rolls-Royce Cullinan comparison

Compare performance (816 HP vs 600 HP), boot space and price (112,700 £ vs 275,400 £ ) at a glance. Find out which car is the better choice for you – Mercedes SL Class or Rolls-Royce Cullinan?

Mercedes SL Class vs Rolls-Royce Cullinan: Key differences

Mercedes SL Class

  • clearly cheaper
  • clearly more power
  • clearly more efficient
  • significantly quicker 0–100 km/h
  • clearly lighter
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Rolls-Royce Cullinan

  • considerably more trunk space
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Here’s where it gets real: The technical differences in detail

SL Class

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 SL Class is clearly cheaper – starting at 112,700 £ , while the Rolls-Royce Cullinan costs 275,400 £ . That’s a price difference of around 162,696 £.

Fuel consumption also shows a difference: the Mercedes SL Class uses 9 L/100km and is clearly more efficient than the Rolls-Royce Cullinan with 16 L/100km. The difference is about 7 L/100km.

Cullinan

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 SL Class offers clearly more power – delivering 816 HP compared to 600 HP. That’s roughly 216 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes SL Class is significantly quicker – completing the sprint in 2.9 s, while the Rolls-Royce Cullinan takes 4.9 s. That’s about 2 s quicker.

There’s also a difference in torque: the Mercedes SL Class delivers visibly more torque with 1,420 Nm compared to 900 Nm. That’s about 520 Nm more.

SL Class

Space and Everyday Use:

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

Seats: Rolls-Royce Cullinan offers more seats – 5 vs 4.

In terms of curb weight, Mercedes SL Class is clearly lighter – 1,810 kg compared to 2,660 kg. The difference is around 850 kg.

Looking at boot space, the Rolls-Royce Cullinan offers considerably more boot space – 555 L compared to 240 L. That’s a difference of about 315 L.

When it comes to payload, the Rolls-Royce Cullinan carries considerably more – 840 kg compared to 375 kg. That’s a difference of about 465 kg.

Who wins the race in the data check?

The Mercedes SL Class holds a decisive overall lead 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 £112,700
SL Class

Mercedes SL Class

  • Engine Type Petrol MHEV, Petrol, Plug-in Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 435 - 816 HP
  • Consumption L/100km 9 - 13.6 L/100km
  • Electric Range 12 km
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Frequently compared as well

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Mercedes SL Class
Rolls-Royce Cullinan

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes SL Class

The Mercedes SL blends timeless elegance with a cheeky sense of occasion, its retractable roof turning any commute into a small celebratory parade. Behind the wheel it behaves like a grown-up sports car that prefers comfort and presence over headline-grabbing bravado, making it a tempting choice for buyers who want to arrive in style.

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Reviews Mercedes SL Class

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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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Mercedes SL Class
Rolls-Royce Cullinan

Costs and Consumption
Price
112,700 - 219,300 £
Price
275,400 - 324,600 £
Consumption L/100km
9 - 13.6 L/100km
Consumption L/100km
16 - 16.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
12 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
206 - 309 g/km
co2
363 - 380 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Roadster
Body Type
SUV
Seats
4
Seats
5
Doors
-
Doors
-
Curb weight
1,810 - 2,195 kg
Curb weight
2,660 kg
Trunk capacity
110 - 240 L
Trunk capacity
555 L
Length
-
Length
-
Width
1,915 mm
Width
2,000 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
145 - 375 kg
Payload
840 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol, Plug-in Hybrid
Engine Type
Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
435 - 816 HP
Power HP
571 - 600 HP
Acceleration 0-100km/h
2.9 - 4.7 s
Acceleration 0-100km/h
4.9 - 5.2 s
Max Speed
-
Max Speed
-
Torque
500 - 1,420 Nm
Torque
850 - 900 Nm
Number of Cylinders
4 - 8
Number of Cylinders
12
Power kW
320 - 600 kW
Power kW
420 - 441 kW
Engine capacity
1,991 - 3,982 cm3
Engine capacity
6,749 cm3

General
Model Year
2025
Model Year
2024
CO2 Efficiency Class
G
CO2 Efficiency Class
G
Brand
Mercedes-Benz
Brand
Rolls-Royce
What drive types are available for the Mercedes SL Class?

The Mercedes SL Class is offered with Rear-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.