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Audi A5 Avant vs Mercedes C-Class Saloon comparison
Compare performance (639 HP vs 680 HP), boot space and price (41,600 £ vs 41,300 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Avant or Mercedes C-Class Saloon?
Audi A5 Avant vs Mercedes C-Class Saloon: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
A5 Avant
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.
Mercedes C-Class Saloon is marginally cheaper – starting at 41,300 £ , while the Audi A5 Avant costs 41,600 £ . That’s a price difference of around 289 £.
Fuel consumption also shows a difference: the Audi A5 Avant uses 2.1 L/100km and is considerably more efficient than the Mercedes C-Class Saloon with 4.5 L/100km. The difference is about 2.4 L/100km.
As for electric range, the Audi A5 Avant offers clearly more range – reaching up to 108 km, about 97 km more than the Mercedes C-Class Saloon.
C-Class Saloon
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 Saloon offers marginally more power – delivering 680 HP compared to 639 HP. That’s roughly 41 HP more horsepower.
When accelerating from 0 to 100 km/h, the Mercedes C-Class Saloon is only slightly quicker – completing the sprint in 3.4 s, while the Audi A5 Avant takes 3.7 s. That’s about 0.3 s quicker.
There’s also a difference in torque: the Mercedes C-Class Saloon delivers a bit more torque with 1,020 Nm compared to 825 Nm. That’s about 195 Nm more.
A5 Avant
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, Mercedes C-Class Saloon is very slightly lighter – 1,695 kg compared to 1,785 kg. The difference is around 90 kg.
Looking at boot space, the Audi A5 Avant offers barely more boot space – 476 L compared to 455 L. That’s a difference of about 21 L.
When it comes to payload, the Mercedes C-Class Saloon carries only slightly more – 570 kg compared to 535 kg. That’s a difference of about 35 kg.
Who wins the race in the data check?
The Audi A5 Avant holds a decisive overall lead 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 £41,600
Audi A5 Avant
Audi A5 Avant
Mercedes C-Class Saloon
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Audi A5 Avant
The Audi A5 Avant dresses like a sleek coupe but carries like a sensible estate, offering buyers a rare blend of glamour and everyday practicality. Inside, the cabin feels beautifully sorted and the drive is composed and engaging, making routine errands feel a touch more enjoyable than they have any right to be.
details
Mercedes C-Class Saloon
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.
details
Audi A5 Avant
Mercedes C-Class Saloon
Costs and Consumption |
|
|---|---|
|
Price
41,600 - 92,400 £
|
Price
41,300 - 103,400 £
|
|
Consumption L/100km
2.1 - 7.7 L/100km
|
Consumption L/100km
4.5 - 9 L/100km
|
|
Consumption kWh/100km
-
|
Consumption kWh/100km
-
|
|
Electric Range
83 - 108 km
|
Electric Range
11 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
47 - 175 g/km
|
co2
119 - 205 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
Estate
|
Body Type
Sedan
|
|
Seats
5
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
1,785 - 2,445 kg
|
Curb weight
1,695 - 2,165 kg
|
|
Trunk capacity
361 - 476 L
|
Trunk capacity
280 - 455 L
|
|
Length
-
|
Length
-
|
|
Width
1,860 - 1,952 mm
|
Width
1,820 - 1,900 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
480 - 535 kg
|
Payload
485 - 570 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
|
Engine Type
Petrol MHEV, Diesel MHEV, Plugin Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
|
Transmission Detail
Automatic Gearbox
|
|
Drive Type
All-Wheel Drive, Front-Wheel Drive
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
|
Power HP
150 - 639 HP
|
Power HP
183 - 680 HP
|
|
Acceleration 0-100km/h
3.7 - 9.8 s
|
Acceleration 0-100km/h
3.4 - 8.6 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
280 - 825 Nm
|
Torque
250 - 1,020 Nm
|
|
Number of Cylinders
4 - 6
|
Number of Cylinders
4
|
|
Power kW
110 - 470 kW
|
Power kW
135 - 500 kW
|
|
Engine capacity
1,968 - 2,995 cm3
|
Engine capacity
1,496 - 1,999 cm3
|
General |
|
|---|---|
|
Model Year
2,025 - 2,026
|
Model Year
2,024 - 2,025
|
|
CO2 Efficiency Class
B, E, F, D
|
CO2 Efficiency Class
E, D, G
|
|
Brand
Audi
|
Brand
Mercedes-Benz
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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.