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Citroen C5 X vs Mazda 3 Sedan comparison

Compare performance (145 HP vs 186 HP), boot space and price (36900 £ vs 25000 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 X or Mazda 3 Sedan?

Citroen C5 X vs Mazda 3 Sedan: Key differences

Citroen C5 X

4 (3 Reviews)
rate
  • slight more efficient
  • a bit more trunk space

Mazda 3 Sedan

4.7 (1 Reviews)
rate
  • clearly cheaper
  • clearly perceptible more power
  • noticeable quicker from 0–100 km/h
  • a bit lighter

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

C5 X

Costs and Efficiency:

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

Mazda 3 Sedan has a clearly advantage in terms of price – it starts at 25000 £ , while the Citroen C5 X costs 36900 £ . That’s a price difference of around 11931 £.

Fuel consumption also shows a difference: Citroen C5 X manages with 5.10 L and is therefore slight more efficient than the Mazda 3 Sedan with 5.50 L. The difference is about 0.40 L per 100 km.

3 Sedan

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 Mazda 3 Sedan has a clearly perceptible edge – offering 186 HP compared to 145 HP. That’s roughly 41 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mazda 3 Sedan is noticeable quicker – completing the sprint in 8.10 s, while the Citroen C5 X takes 10.40 s. That’s about 2.30 s faster.

There’s also a difference in torque: Mazda 3 Sedan pulls hardly perceptible stronger with 240 Nm compared to 230 Nm. That’s about 10 Nm difference.

C5 X

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 curb weight, Mazda 3 Sedan is a bit lighter – 1420 kg compared to 1591 kg. The difference is around 171 kg.

In terms of boot space, the Citroen C5 X offers a bit more room – 545 L compared to 450 L. That’s a difference of about 95 L.

When it comes to payload, Mazda 3 Sedan a bit takes the win – 481 kg compared to 399 kg. That’s a difference of about 82 kg.

Who wins the race in the data check?

The Mazda 3 Sedan 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.

Frequently compared as well

Citroen C5 Aircross
Citroen C5 X
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The Citroen C5 Aircross and Citroen C5 X compete for the top spot in your garage. See how both models differ in key areas like performance, running costs, interior space and technology. A fast, clear comparison helps you pick the one that fits your needs best.
Mazda 2
Mazda 3 Sedan
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Citroen C5 X
Mazda 3 Sedan

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £25,000
3 Sedan

Mazda 3 Sedan

  • Engine Type : Petrol MHEV
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 140 - 186 HP
  • Consumption L/100km : 5.5 - 6.1 L
details

Citroen C5 X

4 (3 Reviews)
rate

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.

details
C5X_PHEV_UK_2022_EXT (21)
C5X_PHEV_2022_EXT (12)
C5X_PHEV_2022_EXT (23)
C5X_2022_INT (20)

Mazda 3 Sedan

4.7 (1 Reviews)
rate

The Mazda 3 Sedan dresses like a compact premium car, with sculpted lines and an interior that punches well above its class. It rewards drivers with eager handling and a composed, comfortable ride that turns routine runs into something a bit more enjoyable — proof that style and substance can share the same key.

details
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Reviews Citroen C5 X

4 (3 Reviews)
rate

Reviews Mazda 3 Sedan

4.7 (1 Reviews)
rate
Citroen C5 X
Mazda 3 Sedan

Costs and Consumption
Price
36900 - 39400 £
Price
25000 - 34200 £
Consumption L/100km
5.10 L
Consumption L/100km
5.5 - 6.1 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
116 g/km
co2
123 - 135 g/km
Fuel tank capacity
52 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1591 kg
Curb weight
1420 - 1492 kg
Trunk capacity
545 L
Trunk capacity
450 L
Length
4805 mm
Length
-
Width
1815 mm
Width
1795 mm
Height
1485 mm
Height
-
Max trunk capacity
1640 L
Max trunk capacity
-
Payload
399 kg
Payload
467 - 481 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Manual Gearbox, Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
145 HP
Power HP
140 - 186 HP
Acceleration 0-100km/h
10.40 s
Acceleration 0-100km/h
8.1 - 9.8 s
Max Speed
211 km/h
Max Speed
-
Torque
230 Nm
Torque
238 - 240 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
107 kW
Power kW
103 - 137 kW
Engine capacity
1199 cm3
Engine capacity
1998 - 2488 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
D
CO2 Efficiency Class
D
Brand
Citroen
Brand
Mazda

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Is the Citroen C5 X offered with different drivetrains?

The Citroen C5 X is offered with Front-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.