@ Citroën / Stellantis Media
@ Mercedes-Benz Group Media
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Citroen C5 X vs Mercedes GLC - Differences and prices compared

Compare performance (145 HP vs 680 HP), boot space and price (36900 £ vs 50300 £) at a glance. Find out which car is the better choice for you – Citroen C5 X or Mercedes GLC?

Citroen C5 X

3.5 (2 Reviews)
rate

Mercedes GLC

4.4 (4 Reviews)
rate

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

C5 X @ Citroën / Stellantis Media

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.

Citroen C5 X has a noticeable advantage in terms of price – it starts at 36900 £, while the Mercedes GLC costs 50300 £. That’s a price difference of around 13419 £.

Fuel consumption also shows a difference: Mercedes GLC manages with 1.60 L and is therefore convincingly more efficient than the Citroen C5 X with 5.10 L. The difference is about 3.50 L per 100 km.

GLC @ Mercedes-Benz Group Media

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 GLC has a decisively edge – offering 680 HP compared to 145 HP. That’s roughly 535 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLC is significantly quicker – completing the sprint in 3.50 s, while the Citroen C5 X takes 10.40 s. That’s about 6.90 s faster.

In terms of top speed, the Mercedes GLC performs evident better – reaching 275 km/h, while the Citroen C5 X tops out at 211 km/h. The difference is around 64 km/h.

There’s also a difference in torque: Mercedes GLC pulls significantly stronger with 1020 Nm compared to 230 Nm. That’s about 790 Nm difference.

C5 X @ Citroën / Stellantis Media

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Seats: offers more seating capacity – vs .

In curb weight, Citroen C5 X is clearly perceptible lighter – 1591 kg compared to 1910 kg. The difference is around 319 kg.

In terms of boot space, the Mercedes GLC offers a bit more room – 620 L compared to 545 L. That’s a difference of about 75 L.

In maximum load capacity, the Mercedes GLC performs minimal better – up to 1740 L, which is about 100 L more than the Citroen C5 X.

When it comes to payload, Mercedes GLC clearly perceptible takes the win – 600 kg compared to 399 kg. That’s a difference of about 201 kg.

Who wins the race?

The Mercedes GLC proves to be leaves the rival little chance and therefore becomes our DriveDuel Champion!
Mercedes GLC is the better all-rounder in this comparison.

from about £50,300
GLC @ Mercedes-Benz Group Media

Mercedes GLC

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 186 - 680 HP
  • Consumption L/100km : 1.6 - 9.9 L
  • Consumption kWh/100km : 14.9 - 16.6 kWh
  • Electric Range : 12 - 714 km
details
Citroen C5 X
Mercedes GLC

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Citroen C5 X

3.5 (2 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) @ Citroën / Stellantis Media
C5X_PHEV_2022_EXT (12) @ Citroën / Stellantis Media
C5X_PHEV_2022_EXT (23) @ Citroën / Stellantis Media
C5X_2022_INT (20) @ Citroën / Stellantis Media

Mercedes GLC

4.4 (4 Reviews)
rate

The Mercedes GLC blends plush cabin comfort and composed road manners into an SUV that feels more grown-up than it looks. It won’t shout for attention, but will quietly please buyers who want refinement, usable space and a touch of luxury without the drama.

details
22C0270_060 @ Mercedes-Benz Group Media
22C0270_055 @ Mercedes-Benz Group Media
22C0270_051 @ Mercedes-Benz Group Media
22C0270_046 @ Mercedes-Benz Group Media
22C0270_031 @ Mercedes-Benz Group Media

Reviews Citroen C5 X

3.5 (2 Reviews)
rate

Reviews Mercedes GLC

4.4 (4 Reviews)
rate

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Costs and Consumption
Price
36900 - 39400 £
Price
50300 - 126600 £
Consumption L/100km
5.10 L
Consumption L/100km
1.6 - 9.9 L
Consumption kWh/100km
-
Consumption kWh/100km
14.9 - 16.6 kWh
Electric Range
-
Electric Range
12 - 714 km
Battery Capacity
-
Battery Capacity
94 kWh
co2
116 g/km
co2
0 - 225 g/km
Fuel tank capacity
52 L
Fuel tank capacity
49 - 65 L

Dimensions and Body
Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1591 kg
Curb weight
1910 - 2535 kg
Trunk capacity
545 L
Trunk capacity
390 - 620 L
Length
4805 mm
Length
4716 - 4845 mm
Width
1815 mm
Width
1890 - 1913 mm
Height
1485 mm
Height
1603 - 1647 mm
Max trunk capacity
1640 L
Max trunk capacity
1335 - 1740 L
Payload
399 kg
Payload
475 - 600 kg

Engine and Performance
Engine Type
Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox, Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
145 HP
Power HP
186 - 680 HP
Acceleration 0-100km/h
10.40 s
Acceleration 0-100km/h
3.5 - 9 s
Max Speed
211 km/h
Max Speed
208 - 275 km/h
Torque
230 Nm
Torque
320 - 1020 Nm
Number of Cylinders
3
Number of Cylinders
4 - 6
Power kW
107 kW
Power kW
137 - 500 kW
Engine capacity
1199 cm3
Engine capacity
1991 - 2989 cm3

General
Model Year
2025
Model Year
2025 - 2026
CO2 Efficiency Class
D
CO2 Efficiency Class
F, G, B, A
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 and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.