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Audi A6 Avant vs BMW 4 Series Gran Coupe comparison

Compare performance (367 HP vs 392 HP), boot space and price (49,700 £ vs 46,200 £ ) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BMW 4 Series Gran Coupe?

Audi A6 Avant vs BMW 4 Series Gran Coupe: Key differences

Audi A6 Avant

  • significantly more efficient
  • marginally more trunk space
details

BMW 4 Series Gran Coupe

  • barely cheaper
  • very slightly more power
  • barely quicker 0–100 km/h
  • somewhat lighter
details

By Achim Sedelmaier

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

A6 Avant

Costs and Efficiency:

Price and efficiency are often the first things buyers look at. Here it becomes clear which model has the long-term edge – whether at the pump, the plug, or in purchase price.

BMW 4 Series Gran Coupe is barely cheaper – starting at 46,200 £ , while the Audi A6 Avant costs 49,700 £ . That’s a price difference of around 3,514 £.

Fuel consumption also shows a difference: the Audi A6 Avant uses 2.3 L/100km and is significantly more efficient than the BMW 4 Series Gran Coupe with 5 L/100km. The difference is about 2.7 L/100km.

4 Series Gran Coupe

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 BMW 4 Series Gran Coupe offers very slightly more power – delivering 392 HP compared to 367 HP. That’s roughly 25 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Gran Coupe is barely quicker – completing the sprint in 4.6 s, while the Audi A6 Avant takes 4.7 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the BMW 4 Series Gran Coupe delivers somewhat more torque with 650 Nm compared to 580 Nm. That’s about 70 Nm more.

A6 Avant

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, BMW 4 Series Gran Coupe is somewhat lighter – 1,695 kg compared to 1,865 kg. The difference is around 170 kg.

Looking at boot space, the Audi A6 Avant offers marginally more boot space – 503 L compared to 470 L. That’s a difference of about 33 L.

When it comes to payload, the Audi A6 Avant carries moderately more – 570 kg compared to 480 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The Audi A6 Avant 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 £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
details

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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

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BMW 4 Series Gran Coupe

The BMW 4 Series Gran Coupe marries coupe-like drama with hatchback practicality, offering a sloping roofline that still lets you load bags without a wrestling match. It steers with familiar BMW poise, so buyers after sporty looks and everyday usability get the best of both worlds—and a car that makes the commute feel a bit more glamorous.

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BMW 4 Series Gran Coupe

Costs and Consumption
Price
49,700 - 70,200 £
Price
46,200 - 68,800 £
Consumption L/100km
2.3 - 7.5 L/100km
Consumption L/100km
5 - 7.8 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
94 - 101 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
53 - 170 g/km
co2
131 - 179 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
1,695 - 1,935 kg
Trunk capacity
404 - 503 L
Trunk capacity
470 L
Length
-
Length
-
Width
1,875 mm
Width
1,852 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 570 kg
Payload
480 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Diesel MHEV, Petrol, Petrol 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
184 - 392 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
4.6 - 7.9 s
Max Speed
-
Max Speed
-
Torque
340 - 580 Nm
Torque
300 - 650 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
150 - 270 kW
Power kW
135 - 288 kW
Engine capacity
1,968 - 2,995 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2025
Model Year
2,024 - 2,025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
E, D, F, G
Brand
Audi
Brand
BMW
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.