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Audi A4 Avant vs Mercedes C-Class EQ comparison

Compare performance (470 HP vs 489 HP), boot space and price (37,200 £ vs 58,000 £ ) at a glance. Find out which car is the better choice for you – Audi A4 Avant or Mercedes C-Class EQ?

Audi A4 Avant vs Mercedes C-Class EQ: Key differences

Audi A4 Avant

5 (2 Reviews)
rate
  • significantly cheaper
  • marginally quicker 0–100 km/h
  • substantially lighter
  • marginally more trunk space
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Mercedes C-Class EQ

  • marginally more power
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By Achim Sedelmaier

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

A4 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.

Audi A4 Avant is significantly cheaper – starting at 37,200 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 20,796 £.

C-Class EQ

Engine and Performance:

Power, torque and acceleration are the classic benchmarks for car enthusiasts – and here, some clear differences start to show.

When it comes to engine power, the Mercedes C-Class EQ offers marginally more power – delivering 489 HP compared to 470 HP. That’s roughly 19 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A4 Avant is marginally quicker – completing the sprint in 3.7 s, while the Mercedes C-Class EQ takes 4 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the Mercedes C-Class EQ delivers clearly more torque with 800 Nm compared to 600 Nm. That’s about 200 Nm more.

A4 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, Audi A4 Avant is substantially lighter – 1,595 kg compared to 2,460 kg. The difference is around 865 kg.

Looking at boot space, the Audi A4 Avant offers marginally more boot space – 495 L compared to 470 L. That’s a difference of about 25 L.

When it comes to payload, the Audi A4 Avant carries slightly more – 565 kg compared to 505 kg. That’s a difference of about 60 kg.

Who wins the race in the data check?

The Audi A4 Avant holds a slight edge 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 £37,200
A4 Avant

Audi A4 Avant

  • Engine Type Diesel MHEV, Petrol MHEV, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 136 - 470 HP
  • Consumption L/100km 4.8 - 9.7 L/100km
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A4 Avant

The Audi A4 Avant blends elegant, understated styling with practical estate versatility, making it a polished choice for drivers who want both poise and generous cargo space. Inside, the cabin feels premium and tech-forward while the composed driving manners turn routine journeys into a quietly satisfying experience—exactly the sensible indulgence buyers will appreciate.

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Reviews Audi A4 Avant

5 (2 Reviews)
rate

No reviews yet. Share your experience and help others decide.

Mercedes C-Class EQ

The Mercedes C‑Class EQ blends the familiar poise and luxury of the C‑Class with Mercedes' EQ electric ethos, delivering a quietly refined and modern driving experience. Inside, it pairs upscale materials and tech-forward touches with a composed ride that suits both city commuting and longer journeys.

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Reviews Mercedes C-Class EQ

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Mercedes C-Class EQ

Costs and Consumption
Price
37,200 - 122,500 £
Price
58,000 - 67,600 £
Consumption L/100km
4.8 - 9.7 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
14.3 - 15.6 kWh/100km
Electric Range
-
Electric Range
706 - 753 km
Battery Capacity
-
Battery Capacity
-
co2
126 - 220 g/km
co2
0 g/km
Fuel tank capacity
40 - 58 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,595 - 1,820 kg
Curb weight
2,460 kg
Trunk capacity
495 L
Trunk capacity
470 L
Length
4,750 - 4,782 mm
Length
-
Width
1,842 - 1,866 mm
Width
1,892 mm
Height
1,428 - 1,493 mm
Height
-
Max trunk capacity
1,495 L
Max trunk capacity
-
Payload
510 - 565 kg
Payload
505 kg

Engine and Performance
Engine Type
Diesel MHEV, Petrol MHEV, Petrol
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive, Front-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
136 - 470 HP
Power HP
489 HP
Acceleration 0-100km/h
3.7 - 9.8 s
Acceleration 0-100km/h
4 s
Max Speed
210 - 300 km/h
Max Speed
-
Torque
270 - 600 Nm
Torque
800 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
100 - 346 kW
Power kW
360 kW
Engine capacity
1,968 - 2,894 cm3
Engine capacity
-

General
Model Year
2,023 - 2,024
Model Year
2026
CO2 Efficiency Class
E, F, D, G
CO2 Efficiency Class
A
Brand
Audi
Brand
Mercedes-Benz
What drivetrain options does the Audi A4 Avant have?

The Audi A4 Avant is available as All-Wheel Drive or Front-Wheel Drive.

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.