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Audi A5 Avant vs Mercedes C-Class Wagon – Which one offers the better deal?

Two cars, one duel: Audi A5 Avant meets Mercedes C-Class Wagon.
Which one wins in performance, efficiency and value for money? Find out now!

The automotive market is brimming with exceptional models that cater to a variety of tastes and preferences. Among the most popular contenders in the luxury wagon segment are the Audi A5 Avant and the Mercedes C-Klasse T-Modell. Both vehicles promise a blend of performance, comfort, and innovative technology, but how do they stack up against each other? In this article, we will delve into the technical aspects, design philosophies, and innovations of these two remarkable offering.

Design and Space: A Practical Comparison

Starting with design, both the Audi A5 Avant and the Mercedes C-Klasse T-Modell present a sleek and sporty profile that is characteristic of their respective brands. The A5 Avant, with its dynamic lines and slightly lower stance, offers a modern, aggressive look, while the C-Klasse T-Modell is more traditional yet refined, showcasing the classic Mercedes elegance.

In terms of dimensions, the A5 Avant measures 4829 mm in length and 1860 mm in width, providing a spacious cabin for its 4 occupants. The trunks have a capacity of up to 476 liters, making it practical for families or weekend trips. In contrast, the C-Klasse T-Modell is slightly smaller at 4751 mm to 4842 mm, yet offers greater trunk space of 490 liters, accommodating up to 5 passengers comfortably.

Engine and Performance: Powertrains Under the Hood

When it comes to power, the Audi A5 Avant offers a range of engines including diesel MHEV and petrol variants, ranging from 150 to 367 HP, with impressive acceleration times of 4.5 to 9.8 seconds from 0 to 100 km/h, depending on the engine choice. The car's all-wheel drive option enhances grip and performance on varied terrains, while a fuel consumption of just 4.8 to 7.5 L/100 km keeps running costs manageable.

On the other hand, the Mercedes C-Klasse T-Modell presents a broader array of powertrains, including plug-in hybrids and multiple engine variations that deliver between 193 and an impressive 680 HP in the AMG variant. Its acceleration ranges from a respectable 3.4 seconds to a more conservative 8.8 seconds depending on the model. The C-Klasse boasts an all-electric driving range of up to 113 km in certain plug-in hybrid versions, showcasing its commitment to sustainability.

Technological Innovations That Inspire

Both vehicles are laden with advanced technologies designed to enhance the driving experience. The Audi A5 Avant comes equipped with the latest version of the MMI infotainment system, featuring a high-resolution display and intuitive controls. Audi's Virtual Cockpit, a digital instrument cluster, offers customizable options, keeping essential information front and center.

Conversely, the C-Klasse T-Modell is fortified with the MBUX (Mercedes-Benz User Experience) system, known for its voice activation capabilities and AI functionality, granting it a more personal touch. It also integrates features such as augmented reality navigation, making the driving experience more informative and engaging.

Safety and Efficiency: A Commitment to Excellence

Safety remains a top priority for both manufacturers. The Audi A5 Avant incorporates features like adaptive cruise control, lane assist, and traffic sign recognition, aiming to prevent accidents and enhance overall safety. Its efficient CO2 emissions ratings mirror its focus on sustainability, with figures ranging from 127 to 169 g/km based on selected configurations.

Similarly, the Mercedes C-Klasse T-Modell excels in safety features, offering systems such as active brake assist, blind-spot monitoring, and a comprehensive suite of driver assistance technologies. Its CO2 efficiency class ranges from E to B, indicating a strongefficiency focus that aligns with modern environmental standards.

The Verdict: Choosing Your Ideal Luxury Wagon

Ultimately, the choice between the Audi A5 Avant and the Mercedes C-Klasse T-Modell will largely depend on personal preferences and requirements. The A5 Avant excels in offering sporty performance and a stylish design, making it a suitable choice for those who prioritize driving dynamics. Meanwhile, the C-Klasse T-Modell shines in its versatility and innovative technology, appealing to families looking for a powerful yet practical vehicle.

Both models represent the pinnacle of what luxury wagons can offer, merging technology with design and performance. As the automotive world evolves, these two heavyweights continue to push the boundaries of what’s possible in the luxury segment.

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

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

Audi A5 Avant has a minimal advantage in terms of price – it starts at 40200 £, while the Mercedes C-Class Wagon costs 42400 £. That’s a price difference of around 2285 £.

Fuel consumption also shows a difference: the Mercedes C-Class Wagon manages with 0.40 L and is therefore clearly more efficient than the Audi A5 Avant with 2.10 L. The difference is about 1.70 L per 100 km.

As for range, the Mercedes C-Class Wagon performs hardly perceptible better – achieving up to 112 km, about 4 km more than the Audi A5 Avant.

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 Mercedes C-Class Wagon has a significantly edge – offering 680 HP compared to 367 HP. That’s roughly 313 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes C-Class Wagon is clearly perceptible quicker – completing the sprint in 3.40 s, while the Audi A5 Avant takes 4.50 s. That’s about 1.10 s faster.

In terms of top speed, the Mercedes C-Class Wagon performs somewhat better – reaching 280 km/h, while the Audi A5 Avant tops out at 250 km/h. The difference is around 30 km/h.

There’s also a difference in torque: the Mercedes C-Class Wagon pulls clearly stronger with 1020 Nm compared to 550 Nm. That’s about 470 Nm difference.

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

Seats: Mercedes C-Class Wagon offers slightly more seating capacity – 5 vs 4.

In curb weight, the Mercedes C-Class Wagon is barely noticeable lighter – 1755 kg compared to 1785 kg. The difference is around 30 kg.

In terms of boot space, the Mercedes C-Class Wagon offers hardly perceptible more room – 490 L compared to 476 L. That’s a difference of about 14 L.

In maximum load capacity, the Mercedes C-Class Wagon performs hardly perceptible better – up to 1510 L, which is about 86 L more than the Audi A5 Avant.

When it comes to payload, Mercedes C-Class Wagon minimal takes the win – 565 kg compared to 535 kg. That’s a difference of about 30 kg.

Our conclusion: The Mercedes C-Class Wagon proves to be dominates this comparison and thus becomes our DriveDuel Champion!
Overall, Mercedes C-Class Wagon is the better all-rounder in this comparison.

Audi A5 Avant

The Audi A5 Avant combines striking design with practicality, making it an attractive choice for those who value style and functionality in equal measure. Its spacious interior offers a luxurious experience, while the advanced technology enhances both comfort and safety on the road. With a performance-oriented engine lineup, the A5 Avant delivers an exhilarating driving experience that perfectly complements its elegant aesthetics.

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Mercedes C-Class Wagon

The Mercedes-Benz C-Class Wagon offers a perfect blend of luxury and practicality, appealing to those who value both style and functionality in their vehicle. Its elegant design is complemented by a spacious and versatile interior, making it ideal for family trips or business travel. With advanced safety features and state-of-the-art technology, this estate car provides a driving experience that is both secure and enjoyable.

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Audi A5 Avant
Mercedes C-Class Wagon
A5 Avant
C-Class Wagon

Costs and Consumption

Price
40200 - 70000 £
Price
42400 - 115300 £
Consumption L/100km
2.1 - 7.7 L
Consumption L/100km
0.4 - 9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
104 - 108 km
Electric Range
11 - 112 km
Battery Capacity
20.70 kWh
Battery Capacity
19.50 kWh
co2
47 - 175 g/km
co2
11 - 206 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
40 - 66 L

Dimensions and Body

Body Type
Estate
Body Type
Estate
Seats
4
Seats
5
Doors
5
Doors
5
Curb weight
1785 - 2185 kg
Curb weight
1755 - 2235 kg
Trunk capacity
361 - 476 L
Trunk capacity
360 - 490 L
Length
4829 - 4835 mm
Length
4751 - 4842 mm
Width
1860 mm
Width
1820 - 1900 mm
Height
1444 - 1460 mm
Height
1454 - 1494 mm
Max trunk capacity
1306 - 1424 L
Max trunk capacity
1375 - 1510 L
Payload
480 - 535 kg
Payload
440 - 565 kg

Engine and Performance

Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
150 - 367 HP
Power HP
186 - 680 HP
Acceleration 0-100km/h
4.5 - 9.8 s
Acceleration 0-100km/h
3.4 - 8.8 s
Max Speed
214 - 250 km/h
Max Speed
226 - 280 km/h
Torque
280 - 550 Nm
Torque
250 - 1020 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 270 kW
Power kW
137 - 500 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
1496 - 1999 cm3

General

Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
E, F, G, B, D
Brand
Audi
Brand
Mercedes-Benz
What drive types are available for the Audi A5 Avant?

The Audi A5 Avant is offered with All-Wheel Drive or 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.