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Audi A6 Avant vs Mercedes E Class Wagon comparison

Compare performance (367 HP vs 585 HP), boot space and price (49,700 £ vs 52,600 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Mercedes E Class Wagon?

Audi A6 Avant vs Mercedes E Class Wagon: Key differences

Audi A6 Avant

  • marginally cheaper
  • only slightly lighter

Mercedes E Class Wagon

  • clearly more power
  • clearly more efficient
  • barely more electric range
  • a bit quicker 0–100 km/h
  • moderately more trunk space

By Achim Sedelmaier

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

A6 Avant

Costs and Efficiency:

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

Audi A6 Avant is marginally cheaper – starting at 49,700 £ , while the Mercedes E Class Wagon costs 52,600 £ . That’s a price difference of around 2,918 £.

Fuel consumption also shows a difference: the Mercedes E Class Wagon uses 1.7 L/100km and is clearly more efficient than the Audi A6 Avant with 2.3 L/100km. The difference is about 0.6 L/100km.

As for electric range, the Mercedes E Class Wagon offers barely more range – reaching up to 109 km, about 8 km more than the Audi A6 Avant.

E Class Wagon

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the Mercedes E Class Wagon offers clearly 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 E Class Wagon is a bit 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 E Class Wagon delivers noticeably more torque with 750 Nm compared to 580 Nm. That’s about 170 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 only slightly lighter – 1,865 kg compared to 1,900 kg. The difference is around 35 kg.

Looking at boot space, the Mercedes E Class Wagon offers moderately more boot space – 615 L compared to 503 L. That’s a difference of about 112 L.

When it comes to payload, the Mercedes E Class Wagon carries moderately more – 645 kg compared to 570 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Mercedes E Class Wagon 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 £52,600
E Class Wagon

Mercedes E Class Wagon

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 186 - 585 HP
  • Consumption L/100km : 1.7 - 7.9 L/100km
  • Electric Range : 97 - 109 km
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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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Mercedes E Class Wagon

The E‑Class Estate blends executive elegance with genuine everyday practicality, wrapping luxury materials and a serene ride in a wagon silhouette that never looks apologetic. It’s the perfect choice for buyers who need grown-up luggage space without sacrificing comfort, refinement or a touch of driving enjoyment.

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Mercedes E Class Wagon

Costs and Consumption
Price
49,700 - 70,200 £
Price
52,600 - 121,800 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
1.7 - 7.9 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
97 - 109 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
44 - 181 g/km
Fuel tank capacity
56 - 60 L
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
1,900 - 2,435 kg
Trunk capacity
404 - 503 L
Trunk capacity
460 - 615 L
Length
4,999 mm
Length
-
Width
1,875 mm
Width
1,880 mm
Height
1,472 mm
Height
-
Max trunk capacity
1,497 - 1,534 L
Max trunk capacity
-
Payload
535 - 570 kg
Payload
540 - 645 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
204 - 367 HP
Power HP
186 - 585 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
4.1 - 8.8 s
Max Speed
238 - 250 km/h
Max Speed
-
Torque
340 - 580 Nm
Torque
320 - 750 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
150 - 270 kW
Power kW
137 - 430 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,993 - 2,999 cm3

General
Model Year
2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
G, E, F, B, D
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.