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Audi Q4 e-tron vs Mercedes CLA Coupe comparison

Compare performance (340 HP vs 354 HP), boot space and price (40,700 £ vs 39,600 £ ) at a glance. Find out which car is the better choice for you – Audi Q4 e-tron or Mercedes CLA Coupe?

Audi Q4 e-tron vs Mercedes CLA Coupe: Key differences

Audi Q4 e-tron

4.9 (2 Reviews)
rate
  • visibly more trunk space
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Mercedes CLA Coupe

4.8 (2 Reviews)
rate
  • barely cheaper
  • barely more power
  • clearly more efficient
  • markedly more electric range
  • somewhat quicker 0–100 km/h
  • clearly lighter
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All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

Q4 e-tron

Costs and Efficiency:

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

Mercedes CLA Coupe is barely cheaper – starting at 39,600 £ , while the Audi Q4 e-tron costs 40,700 £ . That’s a price difference of around 1,078 £.

In terms of energy consumption, the Mercedes CLA Coupe is clearly more efficient: consuming 12.3 kWh/100km compared to 14.8 kWh/100km for the Audi Q4 e-tron. That’s a difference of about 2.5 kWh/100km.

As for electric range, the Mercedes CLA Coupe offers markedly more range – reaching up to 792 km, about 200 km more than the Audi Q4 e-tron.

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 Mercedes CLA Coupe offers barely more power – delivering 354 HP compared to 340 HP. That’s roughly 14 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes CLA Coupe is somewhat quicker – completing the sprint in 4.9 s, while the Audi Q4 e-tron takes 5.4 s. That’s about 0.5 s quicker.

There’s also a difference in torque: the Audi Q4 e-tron delivers noticeably more torque with 679 Nm compared to 515 Nm. That’s about 164 Nm more.

Q4 e-tron

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 CLA Coupe is clearly lighter – 1,695 kg compared to 2,035 kg. The difference is around 340 kg.

Looking at boot space, the Audi Q4 e-tron offers visibly more boot space – 535 L compared to 405 L. That’s a difference of about 130 L.

When it comes to payload, the Audi Q4 e-tron carries moderately more – 515 kg compared to 455 kg. That’s a difference of about 60 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe comes out modestly 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 £39,600
CLA Coupe

Mercedes CLA Coupe

  • Engine Type Electric, Full Hybrid
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
  • Power HP 156 - 354 HP
  • Consumption L/100km 4.9 - 5.3 L/100km
  • Consumption kWh/100km 12.3 - 12.7 kWh/100km
  • Electric Range 542 - 792 km
Audi Q4 e-tron
Mercedes CLA Coupe

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Audi Q4 e-tron

The Audi Q4 e-tron blends Audi’s clean, modern styling with a practical, well-built interior, making it a refined option for buyers who want a premium electric compact SUV. It offers a quiet, composed ride and intuitive tech, so it’s well suited to daily commuting and family duties while keeping the switch to electric straightforward.

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Mercedes CLA Coupe

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.

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Audi Q4 e-tron
Mercedes CLA Coupe

Costs and Consumption

Price
40,700 - 53,100 £
Price
39,600 - 60,000 £
Consumption L/100km
-
Consumption L/100km
4.9 - 5.3 L/100km
Consumption kWh/100km
14.8 - 16.2 kWh/100km
Consumption kWh/100km
12.3 - 12.7 kWh/100km
Electric Range
440 - 592 km
Electric Range
542 - 792 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Coupe
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,235 kg
Curb weight
1,695 - 2,135 kg
Trunk capacity
515 - 535 L
Trunk capacity
405 L
Length
-
Length
-
Width
1,865 mm
Width
1,855 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 515 kg
Payload
430 - 455 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric, Full Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
204 - 340 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
5.4 - 8.1 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
-
Torque
350 - 679 Nm
Torque
280 - 515 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
150 - 250 kW
Power kW
115 - 260 kW
Engine capacity
-
Engine capacity
1,499 cm3

General

Model Year
2026
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A, C, D
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.