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Audi A8 vs Citroen C5 X comparison

Compare performance (571 HP vs 145 HP), boot space and price (91,400 £ vs 36,900 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or Citroen C5 X?

Audi A8 vs Citroen C5 X: Key differences

Audi A8

5 (1 Reviews)
rate
  • significantly more power
  • moderately more efficient
  • substantially quicker 0–100 km/h

Citroen C5 X

4 (3 Reviews)
rate
  • considerably cheaper
  • visibly lighter
  • visibly more trunk space

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

A8

Costs and Efficiency:

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

Citroen C5 X is considerably cheaper – starting at 36,900 £ , while the Audi A8 costs 91,400 £ . That’s a price difference of around 54,463 £.

Fuel consumption also shows a difference: the Audi A8 uses 4.6 L/100km and is moderately more efficient than the Citroen C5 X with 5.1 L/100km. The difference is about 0.5 L/100km.

C5 X

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 Audi A8 offers significantly more power – delivering 571 HP compared to 145 HP. That’s roughly 426 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is substantially quicker – completing the sprint in 3.8 s, while the Citroen C5 X takes 10.4 s. That’s about 6.6 s quicker.

There’s also a difference in torque: the Audi A8 delivers significantly more torque with 800 Nm compared to 230 Nm. That’s about 570 Nm more.

A8

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Citroen C5 X is visibly lighter – 1,591 kg compared to 2,035 kg. The difference is around 444 kg.

Looking at boot space, the Citroen C5 X offers visibly more boot space – 545 L compared to 390 L. That’s a difference of about 155 L.

When it comes to payload, the Audi A8 carries substantially more – 700 kg compared to 399 kg. That’s a difference of about 301 kg.

Who wins the race in the data check?

The Audi A8 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 £91,400
A8

Audi A8

  • Engine Type : Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 286 - 571 HP
  • Consumption L/100km : 4.6 - 11.5 L/100km
  • Electric Range : 58 km
details

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Costs and Consumption
View detailed analysis

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Audi A8

The Audi A8 arrives with the kind of quiet authority that makes other limousines feel like they’re trying too hard, offering a cabin wrapped in subtle luxury and tech that never demands attention. For buyers who want composed comfort and discreet status, it’s the sensible splurge that turns daily commutes into a private parade.

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Reviews Audi A8

5 (1 Reviews)
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No reviews yet. Share your experience and help others decide.

Citroen C5 X

Citroen C5 X combines the poise of a sleek crossover with the practicality of an estate, delivering a calm, comfortable cabin that feels designed for long, relaxed journeys rather than racetrack drama. If you want a car that pampers passengers, swallows everyday luggage and glides over rough roads like a diplomat dodging awkward questions, this is your kind of transport.

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C5X_PHEV_2022_EXT (23)
C5X_2022_INT (20)

Reviews Citroen C5 X

4 (3 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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In the competitive crossover segment, the Citroën C5 X and Peugeot 408 both demonstrate distinctly French flair, yet cater to different driving experiences. The Citroën C5 X stands out with its avant-garde design and emphasis on comfort, offering a smooth and plush ride ideal for long journeys. …
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Audi A8
Citroen C5 X

Costs and Consumption
Price
91,400 - 134,900 £
Price
36,900 - 39,400 £
Consumption L/100km
4.6 - 11.5 L/100km
Consumption L/100km
5.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
58 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
116 g/km
Fuel tank capacity
-
Fuel tank capacity
52 L

Dimensions and Body
Body Type
Sedan
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
2,035 - 2,415 kg
Curb weight
1,591 kg
Trunk capacity
390 L
Trunk capacity
545 L
Length
-
Length
4,805 mm
Width
1,945 mm
Width
1,815 mm
Height
-
Height
1,485 mm
Max trunk capacity
-
Max trunk capacity
1,640 L
Payload
525 - 700 kg
Payload
399 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
286 - 571 HP
Power HP
145 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
10.4 s
Max Speed
-
Max Speed
211 km/h
Torque
500 - 800 Nm
Torque
230 Nm
Number of Cylinders
6 - 8
Number of Cylinders
3
Power kW
210 - 420 kW
Power kW
107 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
1,199 cm3

General
Model Year
2,025
Model Year
2,025
CO2 Efficiency Class
G, C
CO2 Efficiency Class
D
Brand
Audi
Brand
Citroen
What drive types are available for the Audi A8?

The Audi A8 is available as 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.