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Audi A8 vs Citroen C5 Aircross comparison

Compare performance (571 HP vs 225 HP), boot space and price (91,400 £ vs 29,100 £ ) at a glance. Find out which car is the better choice for you – Audi A8 or Citroen C5 Aircross?

Audi A8 vs Citroen C5 Aircross: Key differences

Audi A8

5 (1 Reviews)
rate
  • clearly more power
  • clearly quicker 0–100 km/h
details

Citroen C5 Aircross

4.1 (7 Reviews)
rate
  • substantially cheaper
  • considerably more efficient
  • considerably more electric range
  • markedly lighter
  • markedly more trunk space
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

A8

Costs and Efficiency:

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

Citroen C5 Aircross is substantially cheaper – starting at 29,100 £ , while the Audi A8 costs 91,400 £ . That’s a price difference of around 62,237 £.

Fuel consumption also shows a difference: the Citroen C5 Aircross uses 2.5 L/100km and is considerably more efficient than the Audi A8 with 4.6 L/100km. The difference is about 2.1 L/100km.

As for electric range, the Citroen C5 Aircross offers considerably more range – reaching up to 520 km, about 462 km more than the Audi A8.

C5 Aircross

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Audi A8 offers clearly more power – delivering 571 HP compared to 225 HP. That’s roughly 346 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A8 is clearly quicker – completing the sprint in 3.8 s, while the Citroen C5 Aircross takes 8.3 s. That’s about 4.5 s quicker.

There’s also a difference in torque: the Audi A8 delivers clearly more torque with 800 Nm compared to 300 Nm. That’s about 500 Nm more.

A8

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, Citroen C5 Aircross is markedly lighter – 1,629 kg compared to 2,035 kg. The difference is around 406 kg.

Looking at boot space, the Citroen C5 Aircross offers markedly more boot space – 565 L compared to 390 L. That’s a difference of about 175 L.

When it comes to payload, the Audi A8 carries visibly more – 700 kg compared to 471 kg. That’s a difference of about 229 kg.

Who wins the race in the data check?

The Citroen C5 Aircross is clearly superior overall 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 £29,100
C5 Aircross

Citroen C5 Aircross

  • Engine Type Petrol MHEV, Electric, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive
  • Power HP 145 - 225 HP
  • Consumption L/100km 2.5 - 5.4 L/100km
  • Consumption kWh/100km 17 kWh/100km
  • Electric Range 81 - 520 km
Audi A8
Citroen C5 Aircross

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

details

Citroen C5 Aircross

The Citroën C5 Aircross feels like a sofa on wheels, delivering a calm, floaty ride and clever packaging that makes life with luggage and kids noticeably easier. Quirky French styling and a supremely practical, family-focused cabin mean it quietly wins hearts by prioritising comfort over showroom bravado.

details
Audi A8
Citroen C5 Aircross

Costs and Consumption

Price
91,400 - 134,900 £
Price
29,100 - 43,000 £
Consumption L/100km
4.6 - 11.5 L/100km
Consumption L/100km
2.5 - 5.4 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
17 kWh/100km
Electric Range
58 km
Electric Range
81 - 520 km
Battery Capacity
-
Battery Capacity
-
co2
105 - 260 g/km
co2
0 - 121 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,415 kg
Curb weight
1,629 - 2,184 kg
Trunk capacity
390 L
Trunk capacity
565 L
Length
-
Length
-
Width
1,945 mm
Width
1,870 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
525 - 700 kg
Payload
446 - 471 kg

Engine and Performance

Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Electric, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
286 - 571 HP
Power HP
145 - 225 HP
Acceleration 0-100km/h
3.8 - 5.9 s
Acceleration 0-100km/h
8.3 - 11.2 s
Max Speed
-
Max Speed
-
Torque
500 - 800 Nm
Torque
230 - 300 Nm
Number of Cylinders
6 - 8
Number of Cylinders
3 - 4
Power kW
210 - 420 kW
Power kW
107 - 165 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
1,199 - 1,598 cm3

General

Model Year
2025
Model Year
2,025 - 2,026
CO2 Efficiency Class
G, C
CO2 Efficiency Class
D, A, B
Brand
Audi
Brand
Citroen
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.