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Citroen C3 Aircross vs Mercedes B Class comparison

Compare performance (145 HP vs 238 HP), boot space and price (16,200 £ vs 33,100 £ ) at a glance. Find out which car is the better choice for you – Citroen C3 Aircross or Mercedes B Class?

Citroen C3 Aircross vs Mercedes B Class: Key differences

Citroen C3 Aircross

4.4 (1 Reviews)
rate
  • clearly cheaper
  • considerably more electric range
  • marginally lighter
  • very slightly more trunk space

Mercedes B Class

4.9 (5 Reviews)
rate
  • clearly more power
  • significantly more efficient
  • considerably quicker 0–100 km/h

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

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

C3 Aircross

Costs and Efficiency:

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

Citroen C3 Aircross is clearly cheaper – starting at 16,200 £ , while the Mercedes B Class costs 33,100 £ . That’s a price difference of around 16,938 £.

Fuel consumption also shows a difference: the Mercedes B Class uses 2.5 L/100km and is significantly more efficient than the Citroen C3 Aircross with 5.3 L/100km. The difference is about 2.8 L/100km.

As for electric range, the Citroen C3 Aircross offers considerably more range – reaching up to 400 km, about 317 km more than the Mercedes B Class.

B 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 B Class offers clearly more power – delivering 238 HP compared to 145 HP. That’s roughly 93 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes B Class is considerably quicker – completing the sprint in 6.5 s, while the Citroen C3 Aircross takes 12.3 s. That’s about 5.8 s quicker.

Looking at top speed, the Mercedes B Class is visibly faster – reaching 223 km/h, while the Citroen C3 Aircross tops out at 143 km/h. The difference is around 80 km/h.

There’s also a difference in torque: the Mercedes B Class delivers significantly more torque with 450 Nm compared to 230 Nm. That’s about 220 Nm more.

C3 Aircross

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 C3 Aircross is marginally lighter – 1,312 kg compared to 1,405 kg. The difference is around 93 kg.

Looking at boot space, the Citroen C3 Aircross offers very slightly more boot space – 460 L compared to 455 L. That’s a difference of about 5 L.

For maximum load capacity, the Citroen C3 Aircross offers very slightly more capacity – up to 1,600 L, about 160 L more than the Mercedes B Class.

When it comes to payload, the Mercedes B Class carries somewhat more – 550 kg compared to 462 kg. That’s a difference of about 88 kg.

Who wins the race in the data check?

The Mercedes B Class 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.

from £33,100
B Class

Mercedes B Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 2.5 - 6.9 L/100km
  • Electric Range : 83 km
details

Frequently compared as well

Citroen C3 Aircross
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In a head-to-head comparison, the Citroen C3 Aircross showcases its compact versatility and modern styling, appealing to urban drivers seeking practicality without compromising on flair. On the other hand, the Opel Frontera offers rugged capability and a robust design, perfect for those craving …
Mercedes B Class
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Citroen C3 Aircross
Mercedes B Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Citroen C3 Aircross

The Citroën C3 Aircross is a cheeky compact SUV that trades bland conformity for playful French character and clever practicality, ideal if you want a car with personality. It soaks up city life with a comfortable ride, inventive cabin tricks and a look that turns heads without asking for attention.

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Reviews Citroen C3 Aircross

4.4 (1 Reviews)
rate

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

Mercedes B Class

The Mercedes B-Class is a smart, grown-up compact people carrier that dresses everyday practicality in a near‑premium polish, perfect for buyers who want comfort and a classy badge without the theatrics. It won’t set your pulse racing on a back road, but it will make school runs, commutes and grocery hauls feel pleasantly civilized — a reliable, slightly posh companion for real life.

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Reviews Mercedes B Class

4.9 (5 Reviews)
rate
Peter
5 Mar 2026, 05:51:19

My wife and I have been driving a Mercedes W247 200d for seven years now, with 93,000 km on the clock. The car is very comfortable even on long trips and economical. At the last service the pads of the electric parking brake were replaced; otherwise no repairs. We love this car.

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

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Citroen C3 Aircross
Mercedes B Class

Costs and Consumption
Price
16,200 - 28,900 £
Price
33,100 - 52,500 £
Consumption L/100km
5.3 - 5.9 L/100km
Consumption L/100km
2.5 - 6.9 L/100km
Consumption kWh/100km
16.1 - 18.3 kWh/100km
Consumption kWh/100km
-
Electric Range
303 - 400 km
Electric Range
83 km
Battery Capacity
-
Battery Capacity
12.9 kWh
co2
0 - 134 g/km
co2
56 - 156 g/km
Fuel tank capacity
-
Fuel tank capacity
35 L

Dimensions and Body
Body Type
SUV
Body Type
MPV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1,312 - 1,608 kg
Curb weight
1,405 - 1,745 kg
Trunk capacity
460 L
Trunk capacity
405 - 455 L
Length
4,395 mm
Length
4,419 mm
Width
1,795 mm
Width
1,796 mm
Height
1,640 mm
Height
1,562 mm
Max trunk capacity
1,600 L
Max trunk capacity
1,440 L
Payload
407 - 462 kg
Payload
505 - 550 kg

Engine and Performance
Engine Type
Electric, Petrol, Petrol MHEV
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Transmission
Automatic, Manuel
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Dual-Clutch Automatic
Drive Type
Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
101 - 145 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
12.3 - 13 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
143 km/h
Max Speed
223 km/h
Torque
125 - 230 Nm
Torque
200 - 450 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
74 - 107 kW
Power kW
85 - 175 kW
Engine capacity
1,199 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
A, D
CO2 Efficiency Class
B, D, E, F
Brand
Citroen
Brand
Mercedes-Benz
What drivetrain options does the Citroen C3 Aircross have?

The Citroen C3 Aircross is available as 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.