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Citroen C5 X vs Audi A4 Avant comparison

Compare performance (145 HP vs 470 HP), boot space and price (39,400 £ vs 37,200 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 X or Audi A4 Avant?

Citroen C5 X vs Audi A4 Avant: Key differences

Citroen C5 X

4.2 (4 Reviews)
rate
  • marginally lighter
  • marginally more trunk space
details

Audi A4 Avant

5 (1 Reviews)
rate
  • only slightly cheaper
  • clearly more power
  • marginally more efficient
  • substantially quicker 0–100 km/h
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

C5 X

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi A4 Avant is only slightly cheaper – starting at 37,200 £ , while the Citroen C5 X costs 39,400 £ . That’s a price difference of around 2,186 £.

Fuel consumption also shows a difference: the Audi A4 Avant uses 4.8 L/100km and is marginally more efficient than the Citroen C5 X with 5.1 L/100km. The difference is about 0.3 L/100km.

A4 Avant

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 A4 Avant offers clearly more power – delivering 470 HP compared to 145 HP. That’s roughly 325 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A4 Avant is substantially quicker – completing the sprint in 3.7 s, while the Citroen C5 X takes 10.4 s. That’s about 6.7 s quicker.

There’s also a difference in torque: the Audi A4 Avant delivers substantially more torque with 600 Nm compared to 230 Nm. That’s about 370 Nm more.

C5 X

Space and Everyday Use:

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

Both vehicles offer seating for 5 people.

In terms of curb weight, Citroen C5 X is marginally lighter – 1,591 kg compared to 1,595 kg. The difference is around 4 kg.

Looking at boot space, the Citroen C5 X offers marginally more boot space – 545 L compared to 495 L. That’s a difference of about 50 L.

When it comes to payload, the Audi A4 Avant carries visibly more – 565 kg compared to 399 kg. That’s a difference of about 166 kg.

Who wins the race in the data check?

The Audi A4 Avant 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 £37,200
A4 Avant

Audi A4 Avant

  • Engine Type Diesel MHEV, Petrol MHEV, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 136 - 470 HP
  • Consumption L/100km 4.8 - 9.7 L/100km
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Frequently compared as well

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Citroen C5 X
Audi A4 Avant

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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_UK_2022_EXT (21)
C5X_PHEV_2022_EXT (12)
C5X_PHEV_2022_EXT (23)
C5X_2022_INT (20)

Reviews Citroen C5 X

4.2 (4 Reviews)
rate
Flament
13 Jun 2026, 13:54:21

Value for money / comfort, space unbeatable — C5 X Shine, 4‑cylinder petrol with options... heated, electrically adjustable programmable seat, 2 years, 12,000 km, €23,000

Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Safety
Practicality / Trunk & Everyday Use
Value for Money

Audi A4 Avant

The Audi A4 Avant blends elegant, understated styling with practical estate versatility, making it a polished choice for drivers who want both poise and generous cargo space. Inside, the cabin feels premium and tech-forward while the composed driving manners turn routine journeys into a quietly satisfying experience—exactly the sensible indulgence buyers will appreciate.

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Reviews Audi A4 Avant

5 (1 Reviews)
rate

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Citroen C5 X
Audi A4 Avant

Costs and Consumption
Price
39,400 £
Price
37,200 - 122,500 £
Consumption L/100km
5.1 L/100km
Consumption L/100km
4.8 - 9.7 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
116 g/km
co2
126 - 220 g/km
Fuel tank capacity
-
Fuel tank capacity
40 - 58 L

Dimensions and Body
Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,591 kg
Curb weight
1,595 - 1,820 kg
Trunk capacity
545 L
Trunk capacity
495 L
Length
-
Length
4,750 - 4,782 mm
Width
1,815 mm
Width
1,842 - 1,866 mm
Height
-
Height
1,428 - 1,493 mm
Max trunk capacity
-
Max trunk capacity
1,495 L
Payload
399 kg
Payload
510 - 565 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
145 HP
Power HP
136 - 470 HP
Acceleration 0-100km/h
10.4 s
Acceleration 0-100km/h
3.7 - 9.8 s
Max Speed
-
Max Speed
210 - 300 km/h
Torque
230 Nm
Torque
270 - 600 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
107 kW
Power kW
100 - 346 kW
Engine capacity
1,199 cm3
Engine capacity
1,968 - 2,894 cm3

General
Model Year
2025
Model Year
2,023 - 2,024
CO2 Efficiency Class
D
CO2 Efficiency Class
E, F, D, G
Brand
Citroen
Brand
Audi
What drive types are available for the Citroen C5 X?

Available configurations include Front-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.