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Audi A6 Avant vs Mercedes EQS comparison

Compare performance (367 HP vs 585 HP), boot space and price (49,700 £ vs 80,900 £ ) 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
  • somewhat 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 80,900 £ . That’s a price difference of around 31,202 £.

As for electric range, the Mercedes EQS offers considerably more range – reaching up to 920 km, about 819 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 585 HP compared to 367 HP. That’s roughly 218 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes EQS is somewhat quicker – completing the sprint in 4.1 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the Mercedes EQS delivers clearly more torque with 800 Nm compared to 580 Nm. That’s about 220 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 2,550 kg. The difference is around 685 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.

Maximum payload is identical – both can carry up to 570 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 £80,900
EQS

Mercedes EQS

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 367 - 585 HP
  • Consumption kWh/100km 15.5 - 16.3 kWh/100km
  • Electric Range 810 - 920 km
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Frequently compared as well

Audi A5 Avant
Audi A6 Avant
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The Audi A5 Avant is the stylish, nimble estate that turns everyday runs into a bit of a pleasure drive, whereas the Audi A6 Avant trades some of that sporting charm for a roomier cabin, extra tech and a composed motorway demeanour. Choose the A5 if you crave sharper looks and livelier handling, …
Audi A4 Avant
Audi A6 Avant
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Choosing between the Audi A4 Avant and Audi A6 Avant is about weighing compact agility and lower running costs against larger space, refinement and long-distance comfort. The A4 Avant suits buyers after a sporty, city-friendly estate with crisp handling and efficiency; the A6 Avant is for those who …
Audi A6 Avant
Mercedes EQS

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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Frequently compared as well

Audi A6 Avant
Volvo V60
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In the battle of practicality and luxury, the Audi A6 Avant stands out with its sleek design and advanced technology, offering a sporty driving experience alongside ample cargo space. Meanwhile, the Volvo V60 impresses with its commitment to safety and Scandinavian style, providing a comfortable …
Audi A6 Avant
BMW 3 Series Touring
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The Audi A6 Avant and BMW 3 Series Touring are premium station wagons that blend everyday practicality with upscale comfort and performance. The A6 Avant leans toward roomy refinement and high-tech luxury, while the 3 Series Touring prioritizes sportier dynamics and driver engagement.
BMW iX3
Mercedes EQS
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BMW iX3 and Mercedes EQS go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice. || Unsure whether the BMW iX3 or the Mercedes EQS …
Mercedes EQB
Mercedes EQS
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Mercedes EQB and Mercedes EQS go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice. || Unsure whether the Mercedes EQB or the …
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VW Passat
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In the battle of luxurious wagons, the Audi A6 Avant outshines with its distinguished design and high-tech interior, making it the go-to choice for those seeking elegance and performance. Meanwhile, the VW Passat offers a more budget-friendly alternative, delivering practicality and ample space …
Audi A6 Avant
Audi Q5
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Choosing between the Audi A6 Avant and the Audi Q5 comes down to whether you prefer the long‑distance comfort and load‑carrying practicality of a classic estate or the higher driving position and everyday versatility of a compact SUV. The A6 Avant shines as a refined, spacious touring car with a …
Audi A6 Avant
VW Touareg
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Audi A6 Avant and VW Touareg go head-to-head: compare performance, space, features and price in one quick overview to see which model suits your daily driving, budget and lifestyle better. A clear, side-by-side look helps you make the smarter choice. || Unsure whether the Audi A6 Avant or the VW …
Audi A6 Avant
Mercedes EQS

Costs and Consumption
Price
49,700 - 70,200 £
Price
80,900 - 117,500 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
15.5 - 16.3 kWh/100km
Electric Range
94 - 101 km
Electric Range
810 - 920 km
Battery Capacity
-
Battery Capacity
-
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
-
Curb weight
1,865 - 2,240 kg
Curb weight
2,550 - 2,660 kg
Trunk capacity
404 - 503 L
Trunk capacity
610 L
Length
-
Length
-
Width
1,875 mm
Width
1,926 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
545 - 570 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
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 367 HP
Power HP
367 - 585 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
4.1 - 6.2 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
505 - 800 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
270 - 430 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2026
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.