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Audi A5 Avant vs Mercedes CLA Coupe - Differences and prices compared

Compare performance (367 HP vs 354 HP), boot space and price (40200 £ vs 39600 £ ) at a glance. Find out which car is the better choice for you – Audi A5 Avant or Mercedes CLA Coupe?

Audi A5 Avant

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

You can find all user reviews further down on this page.

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

A5 Avant

Costs and Efficiency:

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

Mercedes CLA Coupe has a minimal advantage in terms of price – it starts at 39600 £ , while the Audi A5 Avant costs 40200 £ . That’s a price difference of around 521 £.

Fuel consumption also shows a difference: Audi A5 Avant manages with 2.10 L and is therefore decisively more efficient than the Mercedes CLA Coupe with 4.90 L. The difference is about 2.80 L per 100 km.

As for electric range, the Mercedes CLA Coupe performs decisively better – achieving up to 791 km, about 683 km more than the Audi A5 Avant.

CLA Coupe

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Audi A5 Avant has a minimal edge – offering 367 HP compared to 354 HP. That’s roughly 13 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi A5 Avant is slight quicker – completing the sprint in 4.50 s, while the Mercedes CLA Coupe takes 4.90 s. That’s about 0.40 s faster.

In terms of top speed, the Audi A5 Avant performs somewhat better – reaching 250 km/h, while the Mercedes CLA Coupe tops out at 210 km/h. The difference is around 40 km/h.

There’s also a difference in torque: Audi A5 Avant pulls minimal stronger with 550 Nm compared to 515 Nm. That’s about 35 Nm difference.

A5 Avant

Space and Everyday Use:

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

Seats: Mercedes CLA Coupe offers slightly more seating capacity – 5 vs 4.

In curb weight, Mercedes CLA Coupe is minimal lighter – 1695 kg compared to 1785 kg. The difference is around 90 kg.

In terms of boot space, the Audi A5 Avant offers a bit more room – 476 L compared to 405 L. That’s a difference of about 71 L.

When it comes to payload, Audi A5 Avant a bit takes the win – 535 kg compared to 455 kg. That’s a difference of about 80 kg.

Who wins the race?

The Audi A5 Avant proves to be barely ahead and therefore becomes our DriveDuel Champion!
Audi A5 Avant is the better all-rounder in this comparison.

from about £40,200
A5 Avant

Audi A5 Avant

  • Engine Type : Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Front-Wheel Drive
  • Power HP : 150 - 367 HP
  • Consumption L/100km : 2.1 - 7.7 L
  • Electric Range : 104 - 108 km
Audi A5 Avant
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

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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.

details

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

details
Audi A5 Avant
Mercedes CLA Coupe

Costs and Consumption

Price
40200 - 70000 £
Price
39600 - 66800 £
Consumption L/100km
2.1 - 7.7 L
Consumption L/100km
4.9 - 5.3 L
Consumption kWh/100km
-
Consumption kWh/100km
12.2 - 12.6 kWh
Electric Range
104 - 108 km
Electric Range
541 - 791 km
Battery Capacity
20.70 kWh
Battery Capacity
58 kWh
co2
47 - 175 g/km
co2
0 - 120 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
Coupe
Seats
4
Seats
5
Doors
5
Doors
4
Curb weight
1785 - 2185 kg
Curb weight
1695 - 2135 kg
Trunk capacity
361 - 476 L
Trunk capacity
405 L
Length
4829 - 4835 mm
Length
4723 mm
Width
1860 mm
Width
1855 mm
Height
1444 - 1460 mm
Height
1468 mm
Max trunk capacity
1306 - 1424 L
Max trunk capacity
-
Payload
480 - 535 kg
Payload
430 - 455 kg

Engine and Performance

Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Engine Type
Electric, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
150 - 367 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
4.5 - 9.8 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
214 - 250 km/h
Max Speed
210 km/h
Torque
280 - 550 Nm
Torque
280 - 515 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4
Power kW
110 - 270 kW
Power kW
115 - 260 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
1499 cm3

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
B, E, F, D
CO2 Efficiency Class
A, C, 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 shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.