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Citroen C5 X vs Mercedes A Class - Differences and prices compared

Compare performance (145 HP vs 421 HP), boot space and price (36900 £ vs 32600 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 X or Mercedes A Class?

Citroen C5 X

4 (3 Reviews)
rate

Mercedes A Class

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

C5 X

Costs and Efficiency:

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

Mercedes A Class has a slightly advantage in terms of price – it starts at 32600 £ , while the Citroen C5 X costs 36900 £ . That’s a price difference of around 4340 £.

Fuel consumption also shows a difference: Mercedes A Class manages with 2.30 L and is therefore significantly more efficient than the Citroen C5 X with 5.10 L. The difference is about 2.80 L per 100 km.

A Class

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 Mercedes A Class has a clearly edge – offering 421 HP compared to 145 HP. That’s roughly 276 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes A Class is decisively quicker – completing the sprint in 3.90 s, while the Citroen C5 X takes 10.40 s. That’s about 6.50 s faster.

In terms of top speed, the Mercedes A Class performs minimal better – reaching 225 km/h, while the Citroen C5 X tops out at 211 km/h. The difference is around 14 km/h.

There’s also a difference in torque: Mercedes A Class pulls convincingly stronger with 500 Nm compared to 230 Nm. That’s about 270 Nm difference.

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 curb weight, Mercedes A Class is somewhat lighter – 1440 kg compared to 1591 kg. The difference is around 151 kg.

In terms of boot space, the Citroen C5 X offers clearly perceptible more room – 545 L compared to 350 L. That’s a difference of about 195 L.

In maximum load capacity, the Citroen C5 X performs clearly perceptible better – up to 1640 L, which is about 515 L more than the Mercedes A Class.

When it comes to payload, Mercedes A Class somewhat takes the win – 485 kg compared to 399 kg. That’s a difference of about 86 kg.

Who wins the race in the data check?

The Mercedes A Class 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.

Citroen C5 X
Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £32,600
A Class

Mercedes A Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel, Petrol
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 421 HP
  • Consumption L/100km : 2.3 - 9 L
  • Electric Range : 85 km
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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)

Mercedes A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

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18C0292_008
18C0292_010
18C0292_042
18C0291_067
18C0122_04

Reviews Citroen C5 X

4 (3 Reviews)
rate

Reviews Mercedes A Class

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Citroen C5 X
Mercedes A Class

Costs and Consumption
Price
36900 - 39400 £
Price
32600 - 66500 £
Consumption L/100km
5.10 L
Consumption L/100km
2.3 - 9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
85 km
Battery Capacity
-
Battery Capacity
12.90 kWh
co2
116 g/km
co2
53 - 205 g/km
Fuel tank capacity
52 L
Fuel tank capacity
35 L

Dimensions and Body
Body Type
Estate
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1591 kg
Curb weight
1440 - 1695 kg
Trunk capacity
545 L
Trunk capacity
310 - 350 L
Length
4805 mm
Length
4428 mm
Width
1815 mm
Width
1796 - 1850 mm
Height
1485 mm
Height
1423 mm
Max trunk capacity
1640 L
Max trunk capacity
1125 L
Payload
399 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
145 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
10.40 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
211 km/h
Max Speed
225 km/h
Torque
230 Nm
Torque
200 - 500 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
107 kW
Power kW
85 - 310 kW
Engine capacity
1199 cm3
Engine capacity
1332 - 1991 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
D
CO2 Efficiency Class
B, D, E, G
Brand
Citroen
Brand
Mercedes-Benz

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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.