@ Audi AG
@ Mercedes-Benz Group Media
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Audi A5 Sportback vs Mercedes C-Class Sedan – Which model is better for everyday use?

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Audi A5 Sportback or Mercedes C-Class Sedan fits your lifestyle better.

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

A5 Sportback @ Audi AG

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.

Audi A5 Sportback has a hardly perceptible advantage in terms of price – it starts at 38700 £, while the Mercedes C-Class Sedan costs 41200 £. That’s a price difference of around 2424 £.

Fuel consumption also shows a difference: Mercedes C-Class Sedan manages with 1.60 L and is therefore evident more efficient than the Audi A5 Sportback with 2 L. The difference is about 0.40 L per 100 km.

As for range, the Mercedes C-Class Sedan performs slight better – achieving up to 117 km, about 7 km more than the Audi A5 Sportback.

C-Class Sedan @ Mercedes-Benz Group Media

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 Sedan has a clearly 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 Sedan is evident quicker – completing the sprint in 3.40 s, while the Audi A5 Sportback takes 4.50 s. That’s about 1.10 s faster.

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

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

A5 Sportback @ Audi AG

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 Sedan offers to a small extent more seating capacity – 5 vs 4.

In curb weight, Mercedes C-Class Sedan is slight lighter – 1695 kg compared to 1770 kg. The difference is around 75 kg.

In terms of boot space, the Mercedes C-Class Sedan offers slight more room – 455 L compared to 445 L. That’s a difference of about 10 L.

When it comes to payload, Mercedes C-Class Sedan barely noticeable takes the win – 570 kg compared to 530 kg. That’s a difference of about 40 kg.

Who comes out on top?

Overall, the Mercedes C-Class Sedan shows itself to be is largely superior and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £41,200
C-Class Sedan @ Mercedes-Benz Group Media

Mercedes C-Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L
  • Electric Range : 11 - 117 km
details

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

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A1911787_overfull @ Audi AG
A1911784_overfull @ Audi AG
A1911785_overfull @ Audi AG
A213103_overfull @ Audi AG
A1911786_overfull @ Audi AG
A213573_overfull @ Audi AG

Mercedes C-Class Sedan

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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21C0295_008 @ Mercedes-Benz Group Media
21C0295_012 @ Mercedes-Benz Group Media
21C0295_018 @ Mercedes-Benz Group Media
21C0297_041 @ Mercedes-Benz Group Media
21C0297_069 @ Mercedes-Benz Group Media

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A5 Sportback @ Audi AG
C-Class Sedan @ Mercedes-Benz Group Media

Costs and Consumption
Price
38700 - 68600 £
Price
41200 - 103100 £
Consumption L/100km
2 - 7.6 L
Consumption L/100km
1.6 - 9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
107 - 110 km
Electric Range
11 - 117 km
Battery Capacity
20.70 kWh
Battery Capacity
19.50 kWh
co2
45 - 172 g/km
co2
41 - 205 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
40 - 66 L

Dimensions and Body
Body Type
Hatchback
Body Type
Sedan
Seats
4
Seats
5
Doors
5
Doors
4
Curb weight
1770 - 2170 kg
Curb weight
1695 - 2195 kg
Trunk capacity
331 - 445 L
Trunk capacity
280 - 455 L
Length
4829 - 4835 mm
Length
4751 - 4842 mm
Width
1860 mm
Width
1820 - 1900 mm
Height
1429 - 1444 mm
Height
1438 - 1458 mm
Max trunk capacity
1175 - 1299 L
Max trunk capacity
-
Payload
475 - 530 kg
Payload
480 - 570 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
183 - 680 HP
Acceleration 0-100km/h
4.5 - 9.8 s
Acceleration 0-100km/h
3.4 - 8.6 s
Max Speed
216 - 250 km/h
Max Speed
230 - 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
135 - 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, B, D, G
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi A5 Sportback offered with different drivetrains?

Available configurations include 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.