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Audi A6 Avant vs Mercedes E Class comparison

Compare performance (367 HP vs 585 HP), boot space and price (49,700 £ vs 50,500 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Mercedes E Class?

Audi A6 Avant vs Mercedes E Class: Key differences

Audi A6 Avant

  • marginally cheaper
details

Mercedes E Class

4.7 (2 Reviews)
rate
  • clearly more power
  • substantially more efficient
  • slightly more electric range
  • somewhat quicker 0–100 km/h
  • very slightly lighter
  • very slightly more trunk space
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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 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 marginally cheaper – starting at 49,700 £ , while the Mercedes E Class costs 50,500 £ . That’s a price difference of around 776 £.

Fuel consumption also shows a difference: the Mercedes E Class uses 1.5 L/100km and is substantially more efficient than the Audi A6 Avant with 2.3 L/100km. The difference is about 0.8 L/100km.

As for electric range, the Mercedes E Class offers slightly more range – reaching up to 116 km, about 15 km more than the Audi A6 Avant.

E Class

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 Mercedes E Class 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 is somewhat quicker – completing the sprint in 4 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.7 s quicker.

There’s also a difference in torque: the Mercedes E Class delivers clearly 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, Mercedes E Class is very slightly lighter – 1,810 kg compared to 1,865 kg. The difference is around 55 kg.

Looking at boot space, the Mercedes E Class offers very slightly more boot space – 540 L compared to 503 L. That’s a difference of about 37 L.

When it comes to payload, the Mercedes E Class carries moderately more – 640 kg compared to 570 kg. That’s a difference of about 70 kg.

Who wins the race in the data check?

The Mercedes E Class 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 £50,500
E Class

Mercedes E Class

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 186 - 585 HP
  • Consumption L/100km : 1.5 - 7.5 L/100km
  • Electric Range : 101 - 116 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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Reviews Audi A6 Avant

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

Mercedes E Class

The Mercedes E‑Class is the executive saloon that balances calm refinement with a hint of sporting intent, wrapping luxury in tasteful understatement. It pampers occupants with a composed ride and intuitive tech while quietly reminding you that it’s still very much a Mercedes — authoritative, polished, and unwilling to shout for attention.

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Reviews Mercedes E Class

4.7 (2 Reviews)
rate
Carlos
11 Apr 2026, 20:47:10

Comfortable car, beautiful lines, powerful and economical to run.

How do you mainly use this car? (optional): City / Short distance
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

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Audi A6 Avant
Mercedes E Class

Costs and Consumption
Price
49,700 - 70,200 £
Price
50,500 - 119,700 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
1.5 - 7.5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
101 - 116 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
39 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
1,810 - 2,390 kg
Trunk capacity
404 - 503 L
Trunk capacity
370 - 540 L
Length
-
Length
-
Width
1,875 mm
Width
1,880 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
530 - 640 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
Rear-Wheel Drive, All-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 - 8.5 s
Max Speed
-
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
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
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.