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Audi A6 Avant vs Mercedes EQS comparison

Compare performance (367 HP vs 544 HP), boot space and price (49,700 £ vs 93,900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Mercedes EQS?

Audi A6 Avant vs Mercedes EQS: Key differences

Audi A6 Avant

  • substantially cheaper
  • markedly lighter
details

Mercedes EQS

  • noticeably more power
  • considerably more electric range
  • marginally quicker 0–100 km/h
  • somewhat more trunk space
details

By Achim Sedelmaier

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

A6 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 A6 Avant is substantially cheaper – starting at 49,700 £ , while the Mercedes EQS costs 93,900 £ . That’s a price difference of around 44,186 £.

As for electric range, the Mercedes EQS offers considerably more range – reaching up to 816 km, about 715 km more than the Audi A6 Avant.

EQS

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 Mercedes EQS offers noticeably more power – delivering 544 HP compared to 367 HP. That’s roughly 177 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes EQS is marginally quicker – completing the sprint in 4.4 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.3 s quicker.

There’s also a difference in torque: the Mercedes EQS delivers clearly more torque with 858 Nm compared to 580 Nm. That’s about 278 Nm more.

A6 Avant

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A6 Avant is markedly lighter – 1,865 kg compared to 2,545 kg. The difference is around 680 kg.

Looking at boot space, the Mercedes EQS offers somewhat more boot space – 610 L compared to 503 L. That’s a difference of about 107 L.

When it comes to payload, the Audi A6 Avant carries only slightly more – 570 kg compared to 565 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Mercedes EQS holds a decisive overall lead 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 £93,900
EQS

Mercedes EQS

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 360 - 544 HP
  • Consumption kWh/100km : 16.5 - 17.2 kWh/100km
  • Electric Range : 790 - 816 km
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Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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Reviews Audi A6 Avant

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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.

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Reviews Mercedes EQS

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Audi A6 Avant
Mercedes EQS

Costs and Consumption
Price
49,700 - 70,200 £
Price
93,900 - 123,500 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
16.5 - 17.2 kWh/100km
Electric Range
94 - 101 km
Electric Range
790 - 816 km
Battery Capacity
-
Battery Capacity
118 kWh
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
5
Curb weight
1,865 - 2,240 kg
Curb weight
2,545 - 2,655 kg
Trunk capacity
404 - 503 L
Trunk capacity
610 L
Length
-
Length
5,223 mm
Width
1,875 mm
Width
1,926 mm
Height
-
Height
1,512 mm
Max trunk capacity
-
Max trunk capacity
1,770 L
Payload
535 - 570 kg
Payload
550 - 565 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
204 - 367 HP
Power HP
360 - 544 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
4.4 - 6.2 s
Max Speed
-
Max Speed
210 km/h
Torque
340 - 580 Nm
Torque
568 - 858 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
265 - 400 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2024
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
Mercedes-Benz
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is offered with Front-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.