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

Compare performance (210 HP vs 320 HP), boot space and price (29100 £ vs 40500 £) at a glance. Find out which car is the better choice for you – Citroen C5 Aircross or Mercedes GLB?

Citroen C5 Aircross

5 (1 Reviews)
rate

Mercedes GLB

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

C5 Aircross @ Citroën / Stellantis Media

Costs and Efficiency:

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

Citroen C5 Aircross has a distinct advantage in terms of price – it starts at 29100 £, while the Mercedes GLB costs 40500 £. That’s a price difference of around 11375 £.

Fuel consumption also shows a difference: Citroen C5 Aircross manages with 2.50 L and is therefore significantly more efficient than the Mercedes GLB with 5.60 L. The difference is about 3.10 L per 100 km.

GLB @ Mercedes-Benz Group Media

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 GLB has a noticeable edge – offering 320 HP compared to 210 HP. That’s roughly 110 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes GLB is significantly quicker – completing the sprint in 5.50 s, while the Citroen C5 Aircross takes 8.30 s. That’s about 2.80 s faster.

In terms of top speed, the Mercedes GLB performs slightly better – reaching 250 km/h, while the Citroen C5 Aircross tops out at 220 km/h. The difference is around 30 km/h.

There’s also a difference in torque: Mercedes GLB pulls distinct stronger with 400 Nm compared to 300 Nm. That’s about 100 Nm difference.

C5 Aircross @ 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 Aircross is hardly perceptible lighter – 1629 kg compared to 1640 kg. The difference is around 11 kg.

In terms of boot space, the Mercedes GLB offers minimal more room – 570 L compared to 565 L. That’s a difference of about 5 L.

In maximum load capacity, the Mercedes GLB performs slight better – up to 1805 L, which is about 137 L more than the Citroen C5 Aircross.

When it comes to payload, Mercedes GLB hardly perceptible takes the win – 500 kg compared to 471 kg. That’s a difference of about 29 kg.

Who comes out on top?

Overall, the Citroen C5 Aircross shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £29,100
C5 Aircross @ Citroën / Stellantis Media

Citroen C5 Aircross

  • Engine Type : Petrol MHEV, Electric, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 145 - 210 HP
  • Consumption L/100km : 2.5 - 5.4 L
  • Consumption kWh/100km : 17 kWh
  • Electric Range : 81 - 520 km
Citroen C5 Aircross
Mercedes GLB

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Citroen C5 Aircross

5 (1 Reviews)
rate

The Citroën C5 Aircross feels like a sofa on wheels, delivering a calm, floaty ride and clever packaging that makes life with luggage and kids noticeably easier. Quirky French styling and a supremely practical, family-focused cabin mean it quietly wins hearts by prioritising comfort over showroom bravado.

details

Mercedes GLB

The Mercedes GLB is a practical compact SUV that mixes boxy, family-friendly space with premium German polish, making it an appealing choice for buyers who want usefulness without pretension. It drives with a confident, composed feel and somehow manages to look both rugged and refined — the grown-up SUV that still likes to have fun.

details
Citroen C5 Aircross
Mercedes GLB
C5 Aircross @ Citroën / Stellantis Media
GLB @ Mercedes-Benz Group Media

Costs and Consumption

Price
29100 - 41600 £
Price
40500 - 65300 £
Consumption L/100km
2.5 - 5.4 L
Consumption L/100km
5.6 - 9 L
Consumption kWh/100km
17 kWh
Consumption kWh/100km
-
Electric Range
81 - 520 km
Electric Range
-
Battery Capacity
17.8 - 73 kWh
Battery Capacity
-
co2
0 - 121 g/km
co2
146 - 204 g/km
Fuel tank capacity
55 L
Fuel tank capacity
52 - 60 L

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1629 - 2184 kg
Curb weight
1640 - 1820 kg
Trunk capacity
565 L
Trunk capacity
565 - 570 L
Length
4650 mm
Length
4634 - 4650 mm
Width
1870 mm
Width
1834 - 1850 mm
Height
1695 mm
Height
1665 - 1692 mm
Max trunk capacity
1668 L
Max trunk capacity
1800 - 1805 L
Payload
446 - 471 kg
Payload
500 kg

Engine and Performance

Engine Type
Petrol MHEV, Electric, Plugin Hybrid
Engine Type
Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
145 - 210 HP
Power HP
116 - 320 HP
Acceleration 0-100km/h
8.3 - 11.2 s
Acceleration 0-100km/h
5.5 - 11.5 s
Max Speed
170 - 220 km/h
Max Speed
188 - 250 km/h
Torque
230 - 300 Nm
Torque
230 - 400 Nm
Number of Cylinders
3 - 4
Number of Cylinders
4
Power kW
107 - 157 kW
Power kW
85 - 235 kW
Engine capacity
1199 - 1598 cm3
Engine capacity
1332 - 1991 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
D, A, B
CO2 Efficiency Class
E, F, G
Brand
Citroen
Brand
Mercedes-Benz
What drive types are available for the Citroen C5 Aircross?

The Citroen C5 Aircross is available as 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.