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Audi A6 Avant vs Mercedes GLE comparison

Compare performance (367 HP vs 585 HP), boot space and price (49,700 £ vs 78,900 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or Mercedes GLE?

Audi A6 Avant vs Mercedes GLE: Key differences

Audi A6 Avant

  • clearly cheaper
  • noticeably more efficient
  • markedly lighter
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Mercedes GLE

4.7 (3 Reviews)
rate
  • noticeably more power
  • very slightly more electric range
  • only slightly quicker 0–100 km/h
  • clearly 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:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Audi A6 Avant is clearly cheaper – starting at 49,700 £ , while the Mercedes GLE costs 78,900 £ . That’s a price difference of around 29,198 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is noticeably more efficient than the Mercedes GLE with 3.2 L/100km. The difference is about 0.9 L/100km.

As for electric range, the Mercedes GLE offers very slightly more range – reaching up to 104 km, about 3 km more than the Audi A6 Avant.

GLE

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 GLE 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 GLE is only slightly quicker – completing the sprint in 4.5 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Mercedes GLE delivers markedly more torque with 750 Nm compared to 580 Nm. That’s about 170 Nm more.

A6 Avant

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 terms of curb weight, Audi A6 Avant is markedly lighter – 1,865 kg compared to 2,390 kg. The difference is around 525 kg.

Looking at boot space, the Mercedes GLE offers clearly more boot space – 655 L compared to 503 L. That’s a difference of about 152 L.

When it comes to payload, the Mercedes GLE carries markedly more – 770 kg compared to 570 kg. That’s a difference of about 200 kg.

Who wins the race in the data check?

The Audi A6 Avant sits just ahead overall 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 £49,700
A6 Avant

Audi A6 Avant

  • Engine Type Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
  • Transmission Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 204 - 367 HP
  • Consumption L/100km 2.3 - 7.5 L/100km
  • Electric Range 94 - 101 km
Audi A6 Avant
Mercedes GLE

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 GLE

The Mercedes GLE blends luxurious comfort with a confident road presence, wrapping tech and refinement in an SUV shape that still knows how to behave on a twisty back road. Inside it's plush and quiet, with clever storage and driver aids that make long trips effortless — plus the badge gives it that easy-to-respect curb appeal.

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Audi A6 Avant
Mercedes GLE

Costs and Consumption

Price
49,700 - 70,200 £
Price
78,900 - 115,800 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
3.2 - 10.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
91 - 104 km
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
72 - 241 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,865 - 2,240 kg
Curb weight
2,390 - 2,815 kg
Trunk capacity
404 - 503 L
Trunk capacity
485 - 655 L
Length
-
Length
-
Width
1,875 mm
Width
2,010 - 2,018 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
495 - 770 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
Power HP
204 - 367 HP
Power HP
309 - 585 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
4.5 - 6.2 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
560 - 750 Nm
Number of Cylinders
4 - 6
Number of Cylinders
6
Power kW
150 - 270 kW
Power kW
227 - 430 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
2,989 - 2,999 cm3

General

Model Year
2025
Model Year
2026
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
G, B
Brand
Audi
Brand
Mercedes-Benz
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.