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Citroen C5 X vs Mercedes E Class comparison

Compare performance (145 HP vs 585 HP), boot space and price (39,400 £ vs 50,500 £ ) at a glance. Find out which car is the better choice for you – Citroen C5 X or Mercedes E Class?

Citroen C5 X vs Mercedes E Class: Key differences

Citroen C5 X

4 (3 Reviews)
rate
  • noticeably cheaper
  • slightly lighter
  • barely more trunk space
details

Mercedes E Class

4.7 (2 Reviews)
rate
  • substantially more power
  • substantially more efficient
  • clearly 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:

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

Citroen C5 X is noticeably cheaper – starting at 39,400 £ , while the Mercedes E Class costs 50,500 £ . That’s a price difference of around 11,062 £.

Fuel consumption also shows a difference: the Mercedes E Class uses 1.5 L/100km and is substantially more efficient than the Citroen C5 X with 5.1 L/100km. The difference is about 3.6 L/100km.

E Class

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 Mercedes E Class offers substantially more power – delivering 585 HP compared to 145 HP. That’s roughly 440 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes E Class is clearly quicker – completing the sprint in 4 s, while the Citroen C5 X takes 10.4 s. That’s about 6.4 s quicker.

There’s also a difference in torque: the Mercedes E Class delivers substantially more torque with 750 Nm compared to 230 Nm. That’s about 520 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 slightly lighter – 1,591 kg compared to 1,810 kg. The difference is around 219 kg.

Looking at boot space, the Citroen C5 X offers barely more boot space – 545 L compared to 540 L. That’s a difference of about 5 L.

When it comes to payload, the Mercedes E Class carries noticeably more – 640 kg compared to 399 kg. That’s a difference of about 241 kg.

Who wins the race in the data check?

The Mercedes E Class is far ahead 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 £50,500
E Class

Mercedes E Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 186 - 585 HP
  • Consumption L/100km : 1.5 - 7.5 L/100km
  • Electric Range : 101 - 116 km
details

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Mercedes E Class
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Citroen C5 X
Mercedes E Class

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.

details
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 (3 Reviews)
rate

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

Mercedes E Class

The Mercedes E‑Class is the executive saloon that balances calm refinement with a hint of sporting intent, wrapping luxury in tasteful understatement. It pampers occupants with a composed ride and intuitive tech while quietly reminding you that it’s still very much a Mercedes — authoritative, polished, and unwilling to shout for attention.

details
19C0741_014
19C0741_016
18C0338_006

Reviews Mercedes E Class

4.7 (2 Reviews)
rate
Carlos
11 Apr 2026, 20:47:10

Comfortable car, beautiful lines, powerful and economical to run.

How do you mainly use this car? (optional): City / Short distance
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Citroen C5 X
Mercedes E Class

Costs and Consumption
Price
39,400 £
Price
50,500 - 119,700 £
Consumption L/100km
5.1 L/100km
Consumption L/100km
1.5 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
101 - 116 km
Battery Capacity
-
Battery Capacity
-
co2
116 g/km
co2
39 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,591 kg
Curb weight
1,810 - 2,390 kg
Trunk capacity
545 L
Trunk capacity
370 - 540 L
Length
-
Length
-
Width
1,815 mm
Width
1,880 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
399 kg
Payload
530 - 640 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
145 HP
Power HP
186 - 585 HP
Acceleration 0-100km/h
10.4 s
Acceleration 0-100km/h
4 - 8.5 s
Max Speed
-
Max Speed
-
Torque
230 Nm
Torque
320 - 750 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
107 kW
Power kW
137 - 430 kW
Engine capacity
1,199 cm3
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
D
CO2 Efficiency Class
E, F, B, D
Brand
Citroen
Brand
Mercedes-Benz
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.