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Audi A6 Avant vs Mercedes E Class – Differences & prices compared

Everyday use, family trips or long-distance drives – here’s where the differences show.
Discover whether Audi A6 Avant or Mercedes E Class fits your lifestyle better.

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

A6 Avant @ Audi AG

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 has a barely noticeable advantage in terms of price – it starts at 49700 £, while the Mercedes E Class costs 50500 £. That’s a price difference of around 776 £.

Fuel consumption also shows a difference: Mercedes E Class manages with 1.50 L and is therefore decisively more efficient than the Audi A6 Avant with 2.30 L. The difference is about 0.80 L per 100 km.

As for range, the Mercedes E Class performs slightly better – achieving up to 116 km, about 15 km more than the Audi A6 Avant.

E Class @ Mercedes-Benz Group Media

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 has a distinct edge – offering 585 HP compared to 367 HP. That’s roughly 218 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes E Class is to a small extent quicker – completing the sprint in 4 s, while the Audi A6 Avant takes 4.70 s. That’s about 0.70 s faster.

There’s no difference in top speed – both reach 250 km/h.

There’s also a difference in torque: Mercedes E Class pulls distinct stronger with 750 Nm compared to 550 Nm. That’s about 200 Nm difference.

A6 Avant @ Audi AG

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In curb weight, Mercedes E Class is slight lighter – 1810 kg compared to 1865 kg. The difference is around 55 kg.

In terms of boot space, the Mercedes E Class offers minimal more room – 540 L compared to 503 L. That’s a difference of about 37 L.

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

Who comes out on top?

Overall, the Mercedes E Class shows itself to be leaves the rival little chance and secures the title of DriveDuel Champion.
It convinces with the more balanced overall package and proves to be the more versatile choice for everyday use.

from about £50,500
E Class @ Mercedes-Benz Group Media

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
  • Electric Range : 101 - 116 km
details

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.

details
A1810703_overfull @ Audi AG
A1810705_overfull @ Audi AG
A1810707_overfull @ Audi AG
A1810691_overfull @ Audi AG
A1810698_overfull @ Audi AG
A1810696_overfull @ Audi AG

Mercedes E Class

The Mercedes-Benz E-Class Saloon epitomises sophistication and innovation, offering a seamless blend of elegant design and cutting-edge technology. Its refined interior ensures exceptional comfort, making every journey a luxurious experience. The driving dynamics are impressively balanced, providing both agility and smoothness, perfect for both city driving and long-distance cruising.

details
19C0741_014 @ Mercedes-Benz Group Media
19C0741_016 @ Mercedes-Benz Group Media
18C0338_006 @ Mercedes-Benz Group Media

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Costs and Consumption
Price
49700 - 70200 £
Price
50500 - 119700 £
Consumption L/100km
2.3 - 7.5 L
Consumption L/100km
1.5 - 7.5 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
101 - 116 km
Battery Capacity
20.70 kWh
Battery Capacity
21.20 kWh
co2
53 - 170 g/km
co2
39 - 172 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
50 - 66 L

Dimensions and Body
Body Type
Estate
Body Type
Sedan
Seats
5
Seats
5
Doors
5
Doors
4
Curb weight
1865 - 2240 kg
Curb weight
1810 - 2390 kg
Trunk capacity
404 - 503 L
Trunk capacity
370 - 540 L
Length
4999 mm
Length
4949 - 4959 mm
Width
1875 mm
Width
1880 mm
Height
1472 mm
Height
1468 - 1480 mm
Max trunk capacity
1423 - 1534 L
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
238 - 250 km/h
Max Speed
222 - 250 km/h
Torque
340 - 550 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
1968 - 2995 cm3
Engine capacity
1993 - 2999 cm3

General
Model Year
2025
Model Year
2024 - 2025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
E, F, B, D
Brand
Audi
Brand
Mercedes-Benz

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Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is available as Front-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.