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Rolls-Royce Cullinan vs Audi A6 Avant comparison

Compare performance (600 HP vs 367 HP), boot space and price (275,400 £ vs 49,700 £ ) at a glance. Find out which car is the better choice for you – Rolls-Royce Cullinan or Audi A6 Avant?

Rolls-Royce Cullinan vs Audi A6 Avant: Key differences

Rolls-Royce Cullinan

  • markedly more power
  • only slightly more trunk space
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Audi A6 Avant

  • considerably cheaper
  • clearly more efficient
  • barely quicker 0–100 km/h
  • considerably lighter
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By Achim Sedelmaier

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

Cullinan

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Audi A6 Avant is considerably cheaper – starting at 49,700 £ , while the Rolls-Royce Cullinan costs 275,400 £ . That’s a price difference of around 225,686 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is clearly more efficient than the Rolls-Royce Cullinan with 16 L/100km. The difference is about 13.7 L/100km.

A6 Avant

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 Rolls-Royce Cullinan offers markedly more power – delivering 600 HP compared to 367 HP. That’s roughly 233 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 Avant is barely quicker – completing the sprint in 4.7 s, while the Rolls-Royce Cullinan takes 4.9 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Rolls-Royce Cullinan delivers visibly more torque with 900 Nm compared to 580 Nm. That’s about 320 Nm more.

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A6 Avant is considerably lighter – 1,865 kg compared to 2,660 kg. The difference is around 795 kg.

Looking at boot space, the Rolls-Royce Cullinan offers only slightly more boot space – 555 L compared to 503 L. That’s a difference of about 52 L.

When it comes to payload, the Rolls-Royce Cullinan carries visibly more – 840 kg compared to 570 kg. That’s a difference of about 270 kg.

Who wins the race in the data check?

The Audi A6 Avant stands well ahead of its rival 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 204 - 367 HP
  • Consumption L/100km 2.3 - 7.5 L/100km
  • Electric Range 94 - 101 km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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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Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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Rolls-Royce Cullinan
Audi A6 Avant

Costs and Consumption
Price
275,400 - 324,600 £
Price
49,700 - 70,200 £
Consumption L/100km
16 - 16.8 L/100km
Consumption L/100km
2.3 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
94 - 101 km
Battery Capacity
-
Battery Capacity
-
co2
363 - 380 g/km
co2
53 - 170 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,660 kg
Curb weight
1,865 - 2,240 kg
Trunk capacity
555 L
Trunk capacity
404 - 503 L
Length
-
Length
-
Width
2,000 mm
Width
1,875 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
840 kg
Payload
535 - 570 kg

Engine and Performance
Engine Type
Petrol MHEV, Petrol
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
571 - 600 HP
Power HP
204 - 367 HP
Acceleration 0-100km/h
4.9 - 5.2 s
Acceleration 0-100km/h
4.7 - 8.3 s
Max Speed
-
Max Speed
-
Torque
850 - 900 Nm
Torque
340 - 580 Nm
Number of Cylinders
12
Number of Cylinders
4 - 6
Power kW
420 - 441 kW
Power kW
150 - 270 kW
Engine capacity
6,749 cm3
Engine capacity
1,968 - 2,995 cm3

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
G
CO2 Efficiency Class
F, D, E, B
Brand
Rolls-Royce
Brand
Audi
What drive types are available for the Rolls-Royce Cullinan?

The Rolls-Royce Cullinan is offered with 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.