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Audi A5 Avant vs Mercedes A Class Saloon comparison

Compare performance (639 HP vs 320 HP), boot space and price (41,600 £ vs 32,700 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Avant or Mercedes A Class Saloon?

Audi A5 Avant vs Mercedes A Class Saloon: Key differences

Audi A5 Avant

4.4 (1 Reviews)
rate
  • clearly more power
  • clearly more electric range
  • clearly quicker 0–100 km/h
  • somewhat more trunk space
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Mercedes A Class Saloon

5 (1 Reviews)
rate
  • noticeably cheaper
  • significantly more efficient
  • clearly lighter
details

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

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

A5 Avant

Costs and Efficiency:

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

Mercedes A Class Saloon is noticeably cheaper – starting at 32,700 £ , while the Audi A5 Avant costs 41,600 £ . That’s a price difference of around 8,893 £.

Fuel consumption also shows a difference: the Mercedes A Class Saloon uses 0.7 L/100km and is significantly more efficient than the Audi A5 Avant with 1.8 L/100km. The difference is about 1.1 L/100km.

As for electric range, the Audi A5 Avant offers clearly more range – reaching up to 118 km, about 30 km more than the Mercedes A Class Saloon.

A 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 Audi A5 Avant offers clearly more power – delivering 639 HP compared to 320 HP. That’s roughly 319 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Avant is clearly quicker – completing the sprint in 3.7 s, while the Mercedes A Class Saloon takes 4.8 s. That’s about 1.1 s quicker.

There’s also a difference in torque: the Audi A5 Avant delivers substantially more torque with 825 Nm compared to 450 Nm. That’s about 375 Nm more.

A5 Avant

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes A Class Saloon is clearly lighter – 1,450 kg compared to 1,785 kg. The difference is around 335 kg.

Looking at boot space, the Audi A5 Avant offers somewhat more boot space – 476 L compared to 395 L. That’s a difference of about 81 L.

When it comes to payload, the Audi A5 Avant carries very slightly more – 535 kg compared to 490 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The Mercedes A Class Saloon is decisively 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 £32,700
A Class Saloon

Mercedes A Class Saloon

  • Engine Type Plug-in Hybrid, Petrol MHEV, Diesel
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 320 HP
  • Consumption L/100km 0.7 - 8.1 L/100km
  • Electric Range 88 km
Audi A5 Avant
Mercedes A Class Saloon

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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.

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Mercedes A Class Saloon

The Mercedes A‑Class Saloon blends compact practicality with premium flair, wrapping a surprisingly spacious interior in a slick, modern package that feels more grown-up than its hatchback sibling. It’s an ideal choice for city drivers who want Mercedes polish and cutting-edge tech without the ostentation of a larger saloon, and it even manages to make the daily commute feel a little bit special.

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Audi A5 Avant
Mercedes A Class Saloon

Costs and Consumption

Price
41,600 - 92,400 £
Price
32,700 - 55,900 £
Consumption L/100km
1.8 - 7.7 L/100km
Consumption L/100km
0.7 - 8.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
83 - 118 km
Electric Range
88 km
Battery Capacity
-
Battery Capacity
12.9 kWh
co2
40 - 175 g/km
co2
16 - 184 g/km
Fuel tank capacity
-
Fuel tank capacity
35 - 51 L

Dimensions and Body

Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1,785 - 2,445 kg
Curb weight
1,450 - 1,705 kg
Trunk capacity
361 - 476 L
Trunk capacity
345 - 395 L
Length
-
Length
4,558 - 4,570 mm
Width
1,860 - 1,952 mm
Width
1,796 mm
Height
-
Height
1,413 - 1,429 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
480 - 535 kg
Payload
475 - 490 kg

Engine and Performance

Engine Type
Plug-in Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Plug-in Hybrid, Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
150 - 639 HP
Power HP
116 - 320 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
4.8 - 9.9 s
Max Speed
-
Max Speed
206 - 250 km/h
Torque
280 - 825 Nm
Torque
200 - 450 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 470 kW
Power kW
85 - 235 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,332 - 1,991 cm3

General

Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
B, D, G, E
Brand
Audi
Brand
Mercedes-Benz
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.