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

Compare performance (551 HP vs 625 HP), boot space and price (55,200 £ vs 99,400 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or BMW 8 Series Convertible?

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

Audi A6 e-tron Avant

3.4 (3 Reviews)
rate
  • considerably cheaper
  • visibly more trunk space
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BMW 8 Series Convertible

  • moderately more power
  • a bit quicker 0–100 km/h
  • moderately 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:

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

Audi A6 e-tron Avant is considerably cheaper – starting at 55,200 £ , while the BMW 8 Series Convertible costs 99,400 £ . That’s a price difference of around 44,186 £.

8 Series Convertible

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 Convertible offers moderately 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 Convertible is a bit quicker – completing the sprint in 3.3 s, while the Audi A6 e-tron Avant takes 3.9 s. That’s about 0.6 s quicker.

Looking at top speed, the BMW 8 Series Convertible 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 a bit 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.

Seats: Audi A6 e-tron Avant offers more seats – 5 vs 4.

In terms of curb weight, BMW 8 Series Convertible is moderately lighter – 1,915 kg compared to 2,185 kg. The difference is around 270 kg.

Looking at boot space, the Audi A6 e-tron Avant offers visibly more boot space – 502 L compared to 350 L. That’s a difference of about 152 L.

When it comes to payload, the Audi A6 e-tron Avant carries moderately more – 500 kg compared to 425 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Audi A6 e-tron Avant is far 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 £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 Convertible

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 Convertible

The BMW 8 Series Convertible is a head-turning grand tourer that drops its roof with the kind of theatrical flourish you expect from a modern Bavarian showboat. It wraps occupants in sumptuous materials and driver-focused polish, offering effortless long-distance comfort and just enough drama to make every arrival feel like an occasion.

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Audi A6 e-tron Avant
BMW 8 Series Convertible

Costs and Consumption

Price
55,200 - 100,100 £
Price
99,400 - 165,800 £
Consumption L/100km
-
Consumption L/100km
6.9 - 11.2 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
180 - 255 g/km
Fuel tank capacity
-
Fuel tank capacity
66 - 68 L

Dimensions and Body

Body Type
Estate
Body Type
Convertible
Seats
5
Seats
4
Doors
5
Doors
2
Curb weight
2,185 - 2,410 kg
Curb weight
1,915 - 2,125 kg
Trunk capacity
502 L
Trunk capacity
350 L
Length
4,928 mm
Length
4,851 - 4,867 mm
Width
1,923 mm
Width
1,902 - 1,907 mm
Height
1,504 - 1,527 mm
Height
1,345 - 1,353 mm
Max trunk capacity
1,422 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
340 - 425 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
3.3 - 5.5 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.