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

Compare performance (551 HP vs 625 HP), boot space and price (53,800 £ vs 90,000 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or BMW 8 Series Coupé?

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

Audi A6 e-tron Sportback

4.3 (3 Reviews)
rate
  • clearly cheaper
  • somewhat more trunk space
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BMW 8 Series Coupé

  • moderately more power
  • markedly quicker 0–100 km/h
  • clearly lighter
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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 e-tron Sportback

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A6 e-tron Sportback is clearly cheaper – starting at 53,800 £ , while the BMW 8 Series Coupé costs 90,000 £ . That’s a price difference of around 36,172 £.

8 Series Coupé

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 BMW 8 Series Coupé 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 Coupé is markedly quicker – completing the sprint in 3.2 s, while the Audi A6 e-tron Sportback takes 3.9 s. That’s about 0.7 s quicker.

Looking at top speed, the BMW 8 Series Coupé is very slightly faster – reaching 250 km/h, while the Audi A6 e-tron Sportback 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 Sportback delivers slightly more torque with 855 Nm compared to 750 Nm. That’s about 105 Nm more.

A6 e-tron Sportback

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, BMW 8 Series Coupé is clearly lighter – 1,805 kg compared to 2,175 kg. The difference is around 370 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers somewhat 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 only 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 Sportback 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 £53,800
A6 e-tron Sportback

Audi A6 e-tron Sportback

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive, All-Wheel Drive
  • Power HP 326 - 551 HP
  • Consumption kWh/100km 13.7 - 16.3 kWh/100km
  • Electric Range 572 - 754 km
Audi A6 e-tron Sportback
BMW 8 Series Coupé

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Audi A6 e-tron Sportback

The Audi A6 e-tron Sportback wraps futuristic electric technology in elegant, coupe-like proportions, so you arrive looking sharp without shouting for attention. Inside, refined materials and a calm, driver-focused layout make it a convincing choice for buyers who want quiet, effortless performance with a dash of everyday practicality — the kind of car that raises eyebrows without saying a word.

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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 Sportback
BMW 8 Series Coupé

Costs and Consumption

Price
53,800 - 98,700 £
Price
90,000 - 158,900 £
Consumption L/100km
-
Consumption L/100km
6.7 - 11.5 L/100km
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
-
Electric Range
572 - 754 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
Hatchback
Body Type
Coupe
Seats
5
Seats
4 - 5
Doors
5
Doors
2 - 4
Curb weight
2,175 - 2,400 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
1,465 - 1,487 mm
Height
1,346 - 1,420 mm
Max trunk capacity
1,330 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.