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Audi A6 e-tron Sportback vs Mercedes EQS comparison

Compare performance (551 HP vs 544 HP), boot space and price (53800 £ vs 93900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or Mercedes EQS?

Audi A6 e-tron Sportback vs Mercedes EQS: Key differences

Audi A6 e-tron Sportback

  • decisively cheaper
  • minimal more power
  • noticeable more efficient
  • to a small extent quicker from 0–100 km/h
  • a bit lighter

Mercedes EQS

  • slight more electric range
  • a bit more trunk space

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

A6 e-tron Sportback

Costs and Efficiency:

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

Audi A6 e-tron Sportback has a decisively advantage in terms of price – it starts at 53800 £ , while the Mercedes EQS costs 93900 £ . That’s a price difference of around 40072 £.

In terms of energy consumption, the advantage goes to the Audi A6 e-tron Sportback: with 13.70 kWh per 100 km, it’s noticeable more efficient than the Mercedes EQS with 16.50 kWh. That’s a difference of about 2.80 kWh.

As for electric range, the Mercedes EQS performs slight better – achieving up to 816 km, about 62 km more than the Audi A6 e-tron Sportback.

EQS

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 Audi A6 e-tron Sportback has a minimal edge – offering 551 HP compared to 544 HP. That’s roughly 7 HP more horsepower.

In acceleration from 0 to 100 km/h, the Audi A6 e-tron Sportback is to a small extent quicker – completing the sprint in 3.90 s, while the Mercedes EQS takes 4.40 s. That’s about 0.50 s faster.

In terms of top speed, the Audi A6 e-tron Sportback performs somewhat better – reaching 240 km/h, while the Mercedes EQS tops out at 210 km/h. The difference is around 30 km/h.

There’s also a difference in torque: Mercedes EQS pulls slight stronger with 858 Nm compared to 855 Nm. That’s about 3 Nm difference.

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 curb weight, Audi A6 e-tron Sportback is a bit lighter – 2175 kg compared to 2545 kg. The difference is around 370 kg.

In terms of boot space, the Mercedes EQS offers a bit more room – 610 L compared to 502 L. That’s a difference of about 108 L.

In maximum load capacity, the Mercedes EQS performs distinct better – up to 1770 L, which is about 440 L more than the Audi A6 e-tron Sportback.

When it comes to payload, Mercedes EQS slightly takes the win – 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 comes out ahead with a more balanced overall result 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.

Frequently compared as well

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Mercedes EQS

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £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
  • Electric Range : 572 - 754 km
details

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
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Mercedes EQS

The Mercedes EQS is a silent, spaceship-like flagship that turns electric luxury into zen on wheels, wrapped in a swooping design that insists on being admired. Inside it’s all glassy screens and soft-touch surfaces that make long trips feel like first class, and the driving experience is composed and effortless — like a courteous butler with an electric heart.

details
21C0401_005
21C0401_007
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Reviews Audi A6 e-tron Sportback

Reviews Mercedes EQS

Audi A6 e-tron Sportback
Mercedes EQS

Costs and Consumption
Price
53800 - 98700 £
Price
93900 - 123500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh
Consumption kWh/100km
16.5 - 17.2 kWh
Electric Range
572 - 754 km
Electric Range
790 - 816 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
118 kWh
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
2175 - 2400 kg
Curb weight
2545 - 2655 kg
Trunk capacity
502 L
Trunk capacity
610 L
Length
4928 mm
Length
5223 mm
Width
1923 mm
Width
1926 mm
Height
1465 - 1487 mm
Height
1512 mm
Max trunk capacity
1330 L
Max trunk capacity
1770 L
Payload
470 - 500 kg
Payload
550 - 565 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, Rear-Wheel Drive
Power HP
326 - 551 HP
Power HP
360 - 544 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
4.4 - 6.2 s
Max Speed
210 - 240 km/h
Max Speed
210 km/h
Torque
435 - 855 Nm
Torque
568 - 858 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
265 - 400 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2024
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
Mercedes-Benz

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What drivetrain options does the Audi A6 e-tron Sportback have?

The Audi A6 e-tron Sportback is available as Rear-Wheel Drive or All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.