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Audi A3 Sportback vs Mercedes CLA Shooting Brake comparison

Compare performance (400 HP vs 354 HP), boot space and price (27,000 £ vs 48,900 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or Mercedes CLA Shooting Brake?

Audi A3 Sportback vs Mercedes CLA Shooting Brake: Key differences

Audi A3 Sportback

3.9 (1 Reviews)
rate
  • considerably cheaper
  • slightly more power
  • markedly quicker 0–100 km/h
  • significantly lighter

Mercedes CLA Shooting Brake

5 (2 Reviews)
rate
  • significantly more electric range
  • slightly more trunk space

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

A3 Sportback

Introduction: A Battle of Elegance and Performance

When it comes to premium compact cars, Audi and Mercedes-Benz have long been at the forefront of innovation and design. Among their standout models, the Audi A3 Sportback and the Mercedes CLA Shooting Brake rise to the top, each showcasing unique traits that attract dedicated followings. This comparative review dissects their technical specifications and innovations, helping buyers make an informed decision between these two premium offerings.

CLA Shooting Brake

Dimensions and Design

The Audi A3 Sportback measures an elegant 4,353 mm in length, 1,816 mm in width, and 1,470 mm in height, providing a compact yet sporty hatchback appearance. The CLA Shooting Brake, on the other hand, stretches to 4,692 mm in length, 1,834 mm in width, and 1,433 mm in height. This longer profile not only enhances its aerodynamic lines but also contributes to increased cargo capacity, making it a more practical option for families or those requiring additional storage space.

A3 Sportback

Performance and Powertrains

Both models offer a variety of engine options catering to diverse driving preferences. The A3 Sportback provides a robust lineup of petrol, diesel, and plug-in hybrid engines, with power outputs ranging from 116 HP to a thrilling 400 HP in its high-performance variants. Its all-wheel-drive system allows for enhanced stability and traction under various driving conditions.

The Mercedes CLA Shooting Brake also features a range of powertrains with outputs of up to 421 HP. Its integration of hybrid technologies signifies a commitment to sustainability, with some models showing impressive fuel efficiencies. Acceleration from 0 to 100 km/h can be achieved in as little as 4.1 seconds, showcasing the performance potential that Mercedes-Benz is renowned for.

CLA Shooting Brake

Fuel Efficiency and Emissions

In terms of fuel consumption, the A3 Sportback offers impressive figures, with consumption as low as 4.8 L/100 km for diesel models and around 5.4 L/100 km for petrol variants. This is particularly appealing for those concerned about daily running costs and environmental impact, with CO2 emissions starting at 120 g/km.

The CLA Shooting Brake, with a slightly thirstier range, has a fuel consumption figure of about 5.2 L/100 km for select petrol models but excels in hybrid variants with minimal emissions. Its hybrid model’s electric range of up to 85 km allows for all-electric commutes on shorter trips, contributing to lower overall emissions.

A3 Sportback

Interior Comfort and Technology

When it comes to interior comfort, both vehicles are designed with premium materials and cutting-edge technology. The A3 Sportback features a modern dashboard with Audi’s MMI infotainment system, which is intuitive and easy to use. Standard features such as a virtual cockpit display and an array of driver assistance systems create a luxurious experience for occupants.

The CLA Shooting Brake, embracing Mercedes-Benz’s philosophy of 'The Best or Nothing,' is equipped with a stunning MBUX infotainment system, which integrates voice command capabilities and advanced connectivity options. The cabin is designed for elegance, with high-quality finishes and ambient lighting creating a premium atmosphere.

CLA Shooting Brake

Safety Features

Safety is paramount in both models, with extensive features that ensure peace of mind on the road. The A3 Sportback is equipped with a suite of advanced safety systems, including adaptive cruise control, lane assistance, and emergency braking. Its solid construction, combined with cutting-edge technology, results in excellent safety ratings.

Similarly, the CLA Shooting Brake is packed with safety innovations. Features such as Active Brake Assist, Traffic Sign Recognition, and an array of airbags contribute to its high safety standards. Mercedes-Benz has a reputation for focusing on innovations that prioritize control and confidence while driving.

A3 Sportback

Conclusion: A Choice of Distinctive Character

The Audi A3 Sportback and the Mercedes CLA Shooting Brake are both exceptional in their own right, catering to different preferences in style, performance, and comfort. The A3 leans towards a more sport-oriented approach with its compact design and athletic handling, while the CLA Shooting Brake offers a captivating blend of performance and practicality with its sleek silhouette and spacious trunk.

Your choice will largely depend on your priorities: whether you value sporty aesthetics or prefer a more versatile wagon form. Either way, both vehicles promise an exhilarating driving experience filled with luxury and cutting-edge technology.

Frequently compared as well

Audi A3 Sportback
VW T-Roc
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In the competitive realm of compact cars, the Audi A3 Sportback and VW T-Roc both offer distinct advantages that cater to different preferences. While the A3 Sportback boasts a premium interior and refined performance, the T-Roc shines with its versatility, spaciousness, and slightly higher driving …
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Here’s where it gets real: The technical differences in detail

A3 Sportback

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A3 Sportback is considerably cheaper – starting at 27,000 £ , while the Mercedes CLA Shooting Brake costs 48,900 £ . That’s a price difference of around 21,939 £.

As for electric range, the Mercedes CLA Shooting Brake offers significantly more range – reaching up to 768 km, about 627 km more than the Audi A3 Sportback.

CLA Shooting Brake

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Audi A3 Sportback offers slightly 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 Sportback is markedly quicker – completing the sprint in 3.8 s, while the Mercedes CLA Shooting Brake takes 5 s. That’s about 1.2 s quicker.

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

A3 Sportback

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A3 Sportback is significantly lighter – 1,360 kg compared to 2,075 kg. The difference is around 715 kg.

Looking at boot space, the Mercedes CLA Shooting Brake offers slightly more boot space – 455 L compared to 380 L. That’s a difference of about 75 L.

When it comes to payload, the Audi A3 Sportback carries barely more – 480 kg compared to 460 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The Mercedes CLA Shooting Brake is barely 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 £48,900
CLA Shooting Brake

Mercedes CLA Shooting Brake

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 272 - 354 HP
  • Consumption kWh/100km : 12.7 - 13.3 kWh/100km
  • Electric Range : 742 - 768 km
details
Audi A3 Sportback
Mercedes CLA Shooting Brake

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Reviews Audi A3 Sportback

3.9 (1 Reviews)
rate

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

Mercedes CLA Shooting Brake

The Mercedes CLA Shooting Brake turns estate practicality into runway-ready style with a swooping roofline and coupe-like silhouette that makes even mundane errands feel a little more glamorous. Inside it pairs clever packaging with premium flair, so you get useful load space and a grown-up cabin — ideal if you want a car that looks like a showroom trophy but still handles the weekly shop without sulking.

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Reviews Mercedes CLA Shooting Brake

5 (2 Reviews)
rate
marco
12 Mar 2026, 18:49:56

A car with unique lines, one of the few sporty estate cars.

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
Francesco
18 Sept 2025, 07:57:05

Great car — a tad pricey, but it's always a pleasure to look at and, above all, drive!

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Audi A3 Sportback
Mercedes CLA Shooting Brake

Costs and Consumption
Price
27,000 - 56,600 £
Price
48,900 - 60,900 £
Consumption L/100km
1.1 - 9.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
12.7 - 13.3 kWh/100km
Electric Range
134 - 141 km
Electric Range
742 - 768 km
Battery Capacity
19.7 kWh
Battery Capacity
-
co2
25 - 211 g/km
co2
0 g/km
Fuel tank capacity
40 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,360 - 1,685 kg
Curb weight
2,075 - 2,155 kg
Trunk capacity
280 - 380 L
Trunk capacity
455 L
Length
4,352 - 4,353 mm
Length
-
Width
1,816 - 1,851 mm
Width
1,855 mm
Height
1,441 - 1,470 mm
Height
-
Max trunk capacity
1,100 L
Max trunk capacity
-
Payload
410 - 480 kg
Payload
430 - 460 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
272 - 354 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
5 - 6.8 s
Max Speed
225 - 237 km/h
Max Speed
-
Torque
220 - 500 Nm
Torque
335 - 515 Nm
Number of Cylinders
4 - 5
Number of Cylinders
-
Power kW
85 - 294 kW
Power kW
200 - 260 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
-

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

The Audi A3 Sportback 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.