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Audi A3 Limousine vs Mercedes CLA Coupe comparison

Compare performance (400 HP vs 354 HP), boot space and price (27,700 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Limousine or Mercedes CLA Coupe?

Audi A3 Limousine vs Mercedes CLA Coupe: Key differences

Audi A3 Limousine

  • considerably cheaper
  • moderately more power
  • moderately more efficient
  • clearly quicker 0–100 km/h
  • clearly lighter
  • only slightly more trunk space

Mercedes CLA Coupe

4.8 (2 Reviews)
rate

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

A3 Limousine

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Audi A3 Limousine is considerably cheaper – starting at 27,700 £ , while the Mercedes CLA Coupe costs 39,600 £ . That’s a price difference of around 11,951 £.

Fuel consumption also shows a difference: the Audi A3 Limousine uses 4.4 L/100km and is moderately more efficient than the Mercedes CLA Coupe with 4.9 L/100km. The difference is about 0.5 L/100km.

CLA Coupe

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 Audi A3 Limousine offers moderately more power – delivering 400 HP compared to 354 HP. That’s roughly 46 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A3 Limousine is clearly quicker – completing the sprint in 3.8 s, while the Mercedes CLA Coupe takes 4.9 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the Mercedes CLA Coupe delivers marginally more torque with 515 Nm compared to 500 Nm. That’s about 15 Nm more.

A3 Limousine

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, Audi A3 Limousine is clearly lighter – 1,360 kg compared to 1,695 kg. The difference is around 335 kg.

Looking at boot space, the Audi A3 Limousine offers only slightly more boot space – 425 L compared to 405 L. That’s a difference of about 20 L.

When it comes to payload, the Audi A3 Limousine carries barely more – 480 kg compared to 455 kg. That’s a difference of about 25 kg.

Who wins the race in the data check?

The Audi A3 Limousine stands well ahead of its rival 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 £27,700
A3 Limousine

Audi A3 Limousine

  • Engine Type : Petrol, Petrol MHEV, Diesel
  • Transmission : Manuel, Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 400 HP
  • Consumption L/100km : 4.4 - 9.2 L/100km
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Frequently compared as well

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Audi A3 Limousine
Mercedes CLA Coupe

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Limousine

The Audi A3 sedan dresses up compact practicality in clean, premium lines, giving you the feel of an upscale small car with a proper boot. Inside it’s neat, driver-focused and nicely finished — a sensible, enjoyable daily companion that prefers poise over showy theatrics.

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Reviews Audi A3 Limousine

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

Mercedes CLA Coupe

The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

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Reviews Mercedes CLA Coupe

4.8 (2 Reviews)
rate
marco
12 Mar 2026, 18:44:45

A car with a unique line — the shooting brake finally gets a sporty rear and a roomy trunk.

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
Dejf
18 Dec 2025, 14:59:40

Nice efficient car. Like it

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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Audi A3 Limousine
Mercedes CLA Coupe

Costs and Consumption
Price
27,700 - 58,300 £
Price
39,600 - 59,300 £
Consumption L/100km
4.4 - 9.2 L/100km
Consumption L/100km
4.9 - 5.3 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
12.2 - 12.6 kWh/100km
Electric Range
-
Electric Range
541 - 791 km
Battery Capacity
-
Battery Capacity
58 kWh
co2
115 - 208 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1,360 - 1,640 kg
Curb weight
1,695 - 2,135 kg
Trunk capacity
321 - 425 L
Trunk capacity
405 L
Length
-
Length
4,723 mm
Width
1,816 - 1,851 mm
Width
1,855 mm
Height
-
Height
1,468 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 480 kg
Payload
430 - 455 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel
Engine Type
Electric, Petrol MHEV
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
116 - 400 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
210 km/h
Torque
220 - 500 Nm
Torque
280 - 515 Nm
Number of Cylinders
4 - 5
Number of Cylinders
4
Power kW
85 - 294 kW
Power kW
115 - 260 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
1,499 cm3

General
Model Year
2,025
Model Year
2,025 - 2,026
CO2 Efficiency Class
D, C, E, G
CO2 Efficiency Class
A, C, D
Brand
Audi
Brand
Mercedes-Benz
What drive types are available for the Audi A3 Limousine?

The Audi A3 Limousine is available as Front-Wheel Drive or All-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.