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Audi Q4 e-tron vs Mercedes C-Class EQ comparison

Compare performance (340 HP vs 489 HP), boot space and price (40,700 £ vs 58,000 £ ) at a glance. Find out which car is the better choice for you – Audi Q4 e-tron or Mercedes C-Class EQ?

Audi Q4 e-tron vs Mercedes C-Class EQ: Key differences

Audi Q4 e-tron

4.9 (2 Reviews)
rate
  • significantly cheaper
  • noticeably lighter
  • somewhat more trunk space
details

Mercedes C-Class EQ

  • clearly more power
  • marginally more efficient
  • visibly more electric range
  • markedly quicker 0–100 km/h
details

By Achim Sedelmaier

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

Q4 e-tron

Costs and Efficiency:

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

Audi Q4 e-tron is significantly cheaper – starting at 40,700 £ , while the Mercedes C-Class EQ costs 58,000 £ . That’s a price difference of around 17,324 £.

In terms of energy consumption, the Mercedes C-Class EQ is marginally more efficient: consuming 14.3 kWh/100km compared to 14.8 kWh/100km for the Audi Q4 e-tron. That’s a difference of about 0.5 kWh/100km.

As for electric range, the Mercedes C-Class EQ offers visibly more range – reaching up to 753 km, about 161 km more than the Audi Q4 e-tron.

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 clearly more power – delivering 489 HP compared to 340 HP. That’s roughly 149 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C-Class EQ is markedly quicker – completing the sprint in 4 s, while the Audi Q4 e-tron takes 5.4 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the Mercedes C-Class EQ delivers somewhat more torque with 800 Nm compared to 679 Nm. That’s about 121 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, Audi Q4 e-tron is noticeably lighter – 2,035 kg compared to 2,460 kg. The difference is around 425 kg.

Looking at boot space, the Audi Q4 e-tron offers somewhat more boot space – 535 L compared to 470 L. That’s a difference of about 65 L.

When it comes to payload, the Audi Q4 e-tron carries only slightly more – 515 kg compared to 505 kg. That’s a difference of about 10 kg.

Who wins the race in the data check?

The Mercedes C-Class EQ comes out clearly 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 £58,000
C-Class EQ

Mercedes C-Class EQ

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 489 HP
  • Consumption kWh/100km : 14.3 - 15.6 kWh/100km
  • Electric Range : 706 - 753 km
details

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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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Reviews Audi Q4 e-tron

4.9 (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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The Audi Q4 e‑tron feels like the sensible, tech‑savvy choice — airy cabin, clever packaging and a polished, Scandinavian calm that suits family life and long commutes. The BMW iX3, by contrast, plays the sporty, driver‑centric card with taut handling and BMW polish, so pick the Q4 for everyday …
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Audi Q4 e-tron
Mercedes C-Class EQ

Costs and Consumption
Price
40,700 - 53,100 £
Price
58,000 - 67,600 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.8 - 16.2 kWh/100km
Consumption kWh/100km
14.3 - 15.6 kWh/100km
Electric Range
440 - 592 km
Electric Range
706 - 753 km
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,035 - 2,235 kg
Curb weight
2,460 kg
Trunk capacity
515 - 535 L
Trunk capacity
470 L
Length
-
Length
-
Width
1,865 mm
Width
1,892 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
505 - 515 kg
Payload
505 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 340 HP
Power HP
489 HP
Acceleration 0-100km/h
5.4 - 8.1 s
Acceleration 0-100km/h
4 s
Max Speed
-
Max Speed
-
Torque
350 - 679 Nm
Torque
800 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 - 250 kW
Power kW
360 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2026
Model Year
2026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
Mercedes-Benz
Is the Audi Q4 e-tron offered with different drivetrains?

The Audi Q4 e-tron is available as Rear-Wheel Drive or All-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.