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Audi A6 e-tron Sportback vs Mercedes C Class Wagon comparison

Compare performance (551 HP vs 288 HP), boot space and price (53,800 £ vs 42,600 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or Mercedes C Class Wagon?

Audi A6 e-tron Sportback vs Mercedes C Class Wagon: Key differences

Audi A6 e-tron Sportback

4.6 (2 Reviews)
rate
  • clearly more power
  • clearly quicker 0–100 km/h
  • marginally more trunk space
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Mercedes C Class Wagon

  • clearly cheaper
  • markedly 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

A6 e-tron Sportback

Costs and Efficiency:

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

Mercedes C Class Wagon is clearly cheaper – starting at 42,600 £ , while the Audi A6 e-tron Sportback costs 53,800 £ . That’s a price difference of around 11,228 £.

C Class Wagon

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 A6 e-tron Sportback offers clearly more power – delivering 551 HP compared to 288 HP. That’s roughly 263 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A6 e-tron Sportback is clearly quicker – completing the sprint in 3.9 s, while the Mercedes C Class Wagon takes 5.8 s. That’s about 1.9 s quicker.

There’s also a difference in torque: the Audi A6 e-tron Sportback delivers markedly more torque with 855 Nm compared to 550 Nm. That’s about 305 Nm more.

A6 e-tron Sportback

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Mercedes C Class Wagon is markedly lighter – 1,755 kg compared to 2,175 kg. The difference is around 420 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers marginally more boot space – 502 L compared to 490 L. That’s a difference of about 12 L.

When it comes to payload, the Mercedes C Class Wagon carries a bit more – 565 kg compared to 500 kg. That’s a difference of about 65 kg.

Who wins the race in the data check?

The Audi A6 e-tron Sportback 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 £53,800
A6 e-tron Sportback

Audi A6 e-tron Sportback

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 326 - 551 HP
  • Consumption kWh/100km : 13.7 - 16.3 kWh/100km
  • Electric Range : 572 - 754 km
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Audi A6 e-tron Sportback
Mercedes C Class Wagon

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 e-tron Sportback

The Audi A6 e-tron Sportback wraps futuristic electric technology in elegant, coupe-like proportions, so you arrive looking sharp without shouting for attention. Inside, refined materials and a calm, driver-focused layout make it a convincing choice for buyers who want quiet, effortless performance with a dash of everyday practicality — the kind of car that raises eyebrows without saying a word.

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Reviews Audi A6 e-tron Sportback

4.6 (2 Reviews)
rate
Mark
9 May 2026, 14:15:42

Audi much better quality than Tesla

How do you mainly use this car? (optional): Company car / Business
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Michael
7 May 2026, 12:09:31

Wonderful car very confortable and smooth driving

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Mercedes C Class Wagon

The Mercedes C-Class wagon dresses Mercedes refinement in a sensible, practical package, marrying a sleek estate silhouette with a plush, high-quality cabin that feels more premium than its badge implies. It quietly soaks up motorway miles and cartloads of family kit with composed handling and effortless comfort — a clever alternative to an SUV for buyers who still like to steer.

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Reviews Mercedes C Class Wagon

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

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In the realm of luxury electric vehicles, the Audi A6 e-tron Sportback and the Tesla Model 3 stand as formidable contenders. The Audi A6 e-tron Sportback boasts a refined design and cutting-edge technology, delivering a serene driving experience with its advanced e-quattro system and opulent …
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Mercedes C Class Wagon

Costs and Consumption
Price
53,800 - 98,700 £
Price
42,600 - 67,200 £
Consumption L/100km
-
Consumption L/100km
4.7 - 6.9 L/100km
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
-
Electric Range
572 - 754 km
Electric Range
-
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
-
co2
0 g/km
co2
123 - 157 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,175 - 2,400 kg
Curb weight
1,755 - 1,940 kg
Trunk capacity
502 L
Trunk capacity
490 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,820 mm
Height
1,465 - 1,487 mm
Height
-
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
460 - 565 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
326 - 551 HP
Power HP
186 - 288 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
5.8 - 8.8 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
250 - 550 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
240 - 405 kW
Power kW
137 - 212 kW
Engine capacity
-
Engine capacity
1,496 - 1,999 cm3

General
Model Year
2024
Model Year
2,024 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
E, F, D
Brand
Audi
Brand
Mercedes-Benz
Is the Audi A6 e-tron Sportback offered with different drivetrains?

The Audi A6 e-tron Sportback 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.