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Citroen C3 vs Mercedes A Class comparison

Compare performance (113 HP vs 421 HP), boot space and price (13,700 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – Citroen C3 or Mercedes A Class?

Citroen C3 vs Mercedes A Class: Key differences

Citroen C3

4.9 (2 Reviews)
rate
  • considerably cheaper
  • clearly more electric range
  • a bit lighter
details

Mercedes A Class

2.7 (1 Reviews)
rate
  • significantly more power
  • clearly more efficient
  • clearly quicker 0–100 km/h
  • slightly more trunk space
details

By Achim Sedelmaier

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

C3

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 C3 is considerably cheaper – starting at 13,700 £ , while the Mercedes A Class costs 32,600 £ . That’s a price difference of around 18,863 £.

Fuel consumption also shows a difference: the Mercedes A Class uses 2.3 L/100km and is clearly more efficient than the Citroen C3 with 5 L/100km. The difference is about 2.7 L/100km.

As for electric range, the Citroen C3 offers clearly more range – reaching up to 325 km, about 240 km more than the Mercedes A Class.

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 offers significantly more power – delivering 421 HP compared to 113 HP. That’s roughly 308 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes A Class is clearly quicker – completing the sprint in 3.9 s, while the Citroen C3 takes 9.9 s. That’s about 6 s quicker.

There’s also a difference in torque: the Mercedes A Class delivers substantially more torque with 500 Nm compared to 205 Nm. That’s about 295 Nm more.

C3

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.

Both vehicles offer seating for 5 people.

In terms of curb weight, Citroen C3 is a bit lighter – 1,226 kg compared to 1,440 kg. The difference is around 214 kg.

Looking at boot space, the Mercedes A Class offers slightly more boot space – 350 L compared to 310 L. That’s a difference of about 40 L.

When it comes to payload, the Mercedes A Class carries moderately more – 485 kg compared to 423 kg. That’s a difference of about 62 kg.

Who wins the race in the data check?

The Mercedes A Class is decisively ahead 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 £32,600
A Class

Mercedes A Class

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

Frequently compared as well

Citroen C3
Citroen C3 Aircross
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Deciding between the Citroën C3 and the Citroën C3 Aircross is basically a choice between a compact, city-focused hatch and a taller, more practical crossover. The C3 prioritises nimble handling, simplicity and economy for urban driving, while the C3 Aircross adds higher ride height, extra interior …
Mercedes A Class
Mercedes B Class
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The Mercedes A‑Class is the sporty, tech‑savvy compact that thrills with sharp handling and a slick cockpit, while the Mercedes B‑Class trades a bit of attitude for towering practicality, roomier seats and a more useful boot. Choose the A‑Class if you want driving fun and style; pick the B‑Class if …
Citroen C3
Mercedes A Class

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Citroen C3

The Citroën C3 is a stylish and practical small hatchback that puts comfort and a calm urban driving experience at the top of its list. With its distinctive looks and thoughtful interior touches, it suits buyers who want personality and everyday usability without drama.

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CITROEN_C3_26
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Reviews Citroen C3

4.9 (2 Reviews)
rate

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

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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18C0291_067
18C0122_04

Reviews Mercedes A Class

2.7 (1 Reviews)
rate

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

Frequently compared as well

Citroen C3
Renault Captur
VS
Choosing between the Citroën C3 and the Renault Captur comes down to whether you want a compact, comfort-focused hatch with quirky styling or a slightly larger, more versatile crossover with a higher driving position. I’ll compare practicality, fuel economy, driving feel and value so you can pick …
Citroen C3
Citroen C4
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The Citroën C3 is the cheeky city hatch that charms with low running costs, soft suspension and easy parking, while the Citroën C4 stretches into crossover territory with more space, stronger engines and sharper tech. If you mostly nip around town grab the C3 for its thrift and comfort; if you want …
Citroen C3
Fiat Panda
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Choosing between the Citroën C3 and the Fiat Panda often comes down to whether you want a comfort-focused, stylish city hatch or a no-nonsense, practical small car. I’ll highlight the key differences in interior space, fuel economy, driving feel and running costs so you can decide which suits your …
Citroen C3
Opel Corsa
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The Citroën C3 charms with its quirky French flair, plush seats and a ride tuned more for comfort than cornering, while the Opel Corsa plays the sensible all-rounder with sharper handling, a tidier cabin and a broader engine lineup. If you want personality and city-friendly cushioning, pick the C3; …
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Fiat Grande Panda
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Comparing the Citroën C3 and the Fiat Panda shows two different takes on small cars: the C3 emphasises comfort, style and a quieter ride, while the Panda prioritises practicality, space efficiency and rugged simplicity. Choose the C3 for a refined, tech-friendly city runabout; choose the Panda for …
Citroen C3
Renault Clio
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City supermini buyers face a tasty dilemma: the Citroën C3 charms with cosy ride comfort, playful looks and practical flair, while the Renault Clio answers with sharper handling, a more premium cabin and smarter tech. Choose the C3 if you prioritise comfort and personality; pick the Clio if you …
Mercedes A Class
Mercedes GLA
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The Mercedes A‑Class is the sharper, more driver-focused hatch that feels nimble and refined on twisty roads, while the Mercedes GLA trades a bit of agility for SUV practicality with a higher ride height, extra luggage space and a commanding view of the road. Pick the A‑Class for sporty handling, …
Citroen C3
MG MG3
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Comparing the Citroën C3 and the MG3 puts two budget-friendly city hatchbacks head-to-head: the C3 leans toward comfort, distinctive styling and a refined ride, while the MG3 focuses on low cost, generous interior space and straightforward practicality. If you value a plush, design-led small car go …
Citroen C3
Mercedes A Class

Costs and Consumption
Price
13,700 - 24,600 £
Price
32,600 - 66,500 £
Consumption L/100km
5 - 5.6 L/100km
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
16.7 - 17.2 kWh/100km
Consumption kWh/100km
-
Electric Range
212 - 325 km
Electric Range
85 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 126 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
2 - 5
Seats
5
Doors
-
Doors
-
Curb weight
1,226 - 1,518 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
310 L
Trunk capacity
310 - 350 L
Length
-
Length
-
Width
1,755 mm
Width
1,796 - 1,850 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
227 - 423 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Electric, Petrol, Petrol MHEV
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
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 - 113 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
9.9 - 12 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
-
Max Speed
-
Torque
120 - 205 Nm
Torque
200 - 500 Nm
Number of Cylinders
3
Number of Cylinders
4
Power kW
74 - 83 kW
Power kW
85 - 310 kW
Engine capacity
1,199 cm3
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2,024 - 2,026
Model Year
2025
CO2 Efficiency Class
A, D, C
CO2 Efficiency Class
D, E, B, G
Brand
Citroen
Brand
Mercedes-Benz
What drivetrain options does the Citroen C3 have?

The Citroen C3 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.