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Audi A6 e-tron Sportback vs Mercedes A Class comparison

Compare performance (551 HP vs 421 HP), boot space and price (53,800 £ vs 32,600 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or Mercedes A Class?

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

Audi A6 e-tron Sportback

4.6 (2 Reviews)
rate
  • visibly more power
  • clearly more electric range
  • markedly more trunk space
details

Mercedes A Class

2.7 (1 Reviews)
rate
  • substantially cheaper
  • considerably lighter
details

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 often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

Mercedes A Class is substantially cheaper – starting at 32,600 £ , while the Audi A6 e-tron Sportback costs 53,800 £ . That’s a price difference of around 21,260 £.

As for electric range, the Audi A6 e-tron Sportback offers clearly more range – reaching up to 754 km, about 669 km more than the Mercedes A Class.

A Class

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 visibly more power – delivering 551 HP compared to 421 HP. That’s roughly 130 HP more horsepower.

Both models accelerate almost equally fast – 3.9 s from 0 to 100 km/h.

There’s also a difference in torque: the Audi A6 e-tron Sportback delivers considerably more torque with 855 Nm compared to 500 Nm. That’s about 355 Nm more.

A6 e-tron Sportback

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 A Class is considerably lighter – 1,440 kg compared to 2,175 kg. The difference is around 735 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers markedly more boot space – 502 L compared to 350 L. That’s a difference of about 152 L.

When it comes to payload, the Audi A6 e-tron Sportback carries marginally more – 500 kg compared to 485 kg. That’s a difference of about 15 kg.

Who wins the race in the data check?

The Audi A6 e-tron Sportback stands well ahead of its rival 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
details

Frequently compared as well

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Audi A6 e-tron Sportback
Mercedes A Class

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.

details
A244494_medium
A244492_medium
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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 A Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

details
18C0292_008
18C0292_010
18C0292_042
18C0291_067
18C0122_04

Reviews Mercedes A Class

2.7 (1 Reviews)
rate

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

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Audi A6 e-tron Sportback
Mercedes A Class

Costs and Consumption
Price
53,800 - 98,700 £
Price
32,600 - 66,500 £
Consumption L/100km
-
Consumption L/100km
2.3 - 9 L/100km
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
-
Electric Range
572 - 754 km
Electric Range
85 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
-
co2
0 g/km
co2
53 - 205 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,175 - 2,400 kg
Curb weight
1,440 - 1,695 kg
Trunk capacity
502 L
Trunk capacity
310 - 350 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,796 - 1,850 mm
Height
1,465 - 1,487 mm
Height
-
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
450 - 485 kg

Engine and Performance
Engine Type
Electric
Engine Type
Petrol MHEV, Diesel, Plugin Hybrid, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
326 - 551 HP
Power HP
116 - 421 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
3.9 - 9.7 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
200 - 500 Nm
Number of Cylinders
-
Number of Cylinders
4
Power kW
240 - 405 kW
Power kW
85 - 310 kW
Engine capacity
-
Engine capacity
1,332 - 1,991 cm3

General
Model Year
2024
Model Year
2025
CO2 Efficiency Class
A
CO2 Efficiency Class
D, E, B, G
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.