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Audi A6 e-tron Avant vs BMW 8 Series Coupé comparison

Compare performance (551 HP vs 625 HP), boot space and price (55,200 £ vs 90,000 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or BMW 8 Series Coupé?

Audi A6 e-tron Avant vs BMW 8 Series Coupé: Key differences

Audi A6 e-tron Avant

3.4 (3 Reviews)
rate
  • clearly cheaper
  • moderately more trunk space
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BMW 8 Series Coupé

  • somewhat more power
  • visibly quicker 0–100 km/h
  • visibly lighter
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By Achim Sedelmaier

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

A6 e-tron 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.

Audi A6 e-tron Avant is clearly cheaper – starting at 55,200 £ , while the BMW 8 Series Coupé costs 90,000 £ . That’s a price difference of around 34,758 £.

8 Series Coupé

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 BMW 8 Series Coupé offers somewhat more power – delivering 625 HP compared to 551 HP. That’s roughly 74 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 8 Series Coupé is visibly quicker – completing the sprint in 3.2 s, while the Audi A6 e-tron Avant takes 3.9 s. That’s about 0.7 s quicker.

Looking at top speed, the BMW 8 Series Coupé is marginally faster – reaching 250 km/h, while the Audi A6 e-tron Avant tops out at 240 km/h. The difference is around 10 km/h.

There’s also a difference in torque: the Audi A6 e-tron Avant delivers somewhat more torque with 855 Nm compared to 750 Nm. That’s about 105 Nm more.

A6 e-tron 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 8 Series Coupé is visibly lighter – 1,805 kg compared to 2,185 kg. The difference is around 380 kg.

Looking at boot space, the Audi A6 e-tron Avant offers moderately more boot space – 502 L compared to 440 L. That’s a difference of about 62 L.

When it comes to payload, the BMW 8 Series Coupé carries very slightly more – 545 kg compared to 500 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The Audi A6 e-tron Avant is clearly superior 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 £55,200
A6 e-tron Avant

Audi A6 e-tron Avant

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 326 - 551 HP
  • Consumption kWh/100km 14.8 - 17 kWh/100km
  • Electric Range 539 - 716 km
Audi A6 e-tron Avant
BMW 8 Series Coupé

Costs and Consumption

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Engine and Performance

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Dimensions and Body

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Audi A6 e-tron Avant

The Audi A6 e-tron Avant wraps Audi's trademark refinement into a sleek electric estate that looks at home in the city or on the open road. Inside it's grown-up and tech-forward with practical packaging for family life, delivering a composed, confident drive that makes everyday hauling feel a bit more special and slightly futuristic.

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BMW 8 Series Coupé

The BMW 8 Series Coupé blends elegant, low-slung coupé looks with a purposeful, athletic stance that hints at both comfort and serious driving fun. Inside it feels indulgent and driver-focused, the sort of car that turns motorway miles into a breeze while quietly daring you to chase a twisty back road — and yes, it photographs magnificently.

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Audi A6 e-tron Avant
BMW 8 Series Coupé

Costs and Consumption

Price
55,200 - 100,100 £
Price
90,000 - 158,900 £
Consumption L/100km
-
Consumption L/100km
6.7 - 11.5 L/100km
Consumption kWh/100km
14.8 - 17 kWh/100km
Consumption kWh/100km
-
Electric Range
539 - 716 km
Electric Range
-
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
-
co2
0 g/km
co2
176 - 263 g/km
Fuel tank capacity
-
Fuel tank capacity
66 - 68 L

Dimensions and Body

Body Type
Estate
Body Type
Coupe
Seats
5
Seats
4 - 5
Doors
5
Doors
2 - 4
Curb weight
2,185 - 2,410 kg
Curb weight
1,805 - 2,085 kg
Trunk capacity
502 L
Trunk capacity
420 - 440 L
Length
4,928 mm
Length
4,851 - 5,098 mm
Width
1,923 mm
Width
1,902 - 1,943 mm
Height
1,504 - 1,527 mm
Height
1,346 - 1,420 mm
Max trunk capacity
1,422 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
370 - 545 kg

Engine and Performance

Engine Type
Electric
Engine Type
Diesel MHEV, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
326 - 551 HP
Power HP
333 - 625 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
3.2 - 5.4 s
Max Speed
210 - 240 km/h
Max Speed
250 km/h
Torque
435 - 855 Nm
Torque
500 - 750 Nm
Number of Cylinders
-
Number of Cylinders
6 - 8
Power kW
240 - 405 kW
Power kW
245 - 460 kW
Engine capacity
-
Engine capacity
2,993 - 4,395 cm3

General

Model Year
2024
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
G
Brand
Audi
Brand
BMW
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.