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Audi A6 e-tron Sportback vs BMW i4 comparison

Compare performance (551 HP vs 601 HP), boot space and price (53,800 £ vs 49,400 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or BMW i4?

Audi A6 e-tron Sportback vs BMW i4: Key differences

Audi A6 e-tron Sportback

  • barely more efficient
  • somewhat more electric range
  • only slightly more trunk space
details

BMW i4

5 (3 Reviews)
rate
  • barely cheaper
  • barely more power
  • marginally quicker 0–100 km/h
  • only slightly 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

A6 e-tron Sportback

The Electric Duel: Audi A6 e-tron Sportback vs BMW i4

In the ever-evolving world of electric vehicles, Audi and BMW have thrown down the gauntlet with their respective offerings: the Audi A6 e-tron Sportback and the BMW i4. Both vehicles promise dynamic performance, advanced technology, and eye-catching designs, but how do they stack up against each other? Let’s take a deep dive into their specifications, innovations, and overall driving experience.

i4

Design and Dimensions: Aesthetic Appeal

Both the Audi A6 e-tron Sportback and BMW i4 boast hatchback designs that showcase modern aesthetics coupled with functionality. The A6 e-tron measures 4928 mm in length, 1923 mm in width, and 1487 mm in height, giving it a commanding presence on the road. The BMW i4, slightly more compact, comes in at 4783 mm long, 1852 mm wide, and 1448 mm tall. This difference in dimensions reflects each brand's approach to design: Audi leans toward a more spacious and elegant silhouette, while BMW adopts a sportier stance.

A6 e-tron Sportback

Performance Specifications: Power Under the Hood

When it comes to performance, both vehicles offer impressive electric powertrains. The Audi A6 e-tron Sportback offers a range of power outputs, from 326 HP to a vigorous 551 HP, depending on the variant. It features a dual drivetrain option, allowing for both rear-wheel and all-wheel drive configurations, and can accelerate from 0-100 km/h in as little as 3.9 seconds in its most powerful form.

In comparison, the BMW i4 offers a range of 286 HP to an exhilarating 544 HP. Its acceleration capabilities are equally commendable, with the top variant reaching 0-100 km/h in just 3.9 seconds. Both vehicles feature a reduction gearbox for smooth power delivery, truly redefining electric performance.

i4

Battery Capacity and Electric Range: Go Further

The range is a decisive factor for any electric vehicle, and here the Audi A6 e-tron Sportback excels with a maximum electric range of 754 km from its battery capacity of up to 94.9 kWh. This impressive figure sets a standard in the premium electric vehicle segment, making it an appealing choice for those looking to commute longer distances.

Meanwhile, the BMW i4 offers a respectable range with its battery options. The maximum range for the i4 is 582 km, powered by its largest battery option of 81.3 kWh. While the i4 may not outperform the A6 e-tron in range, it still provides ample mileage for most electric vehicle users.

A6 e-tron Sportback

Driving Experience: Comfort Meets Control

The driving experience in both vehicles is characterized by superb refinement and sportiness. The A6 e-tron Sportback has been noted for its comfortable ride quality, aided by its robust suspension setup, while also delivering that signature Audi driving experience—precise steering and excellent stability, particularly at high speeds.

On the other hand, the BMW i4 provides a more spirited driving experience, with a focus on engaging dynamics and a responsive feel. BMW’s heritage as a performance-oriented brand is evident in the handling and agility of the i4, making it a thrill for driving enthusiasts.

i4

Interior Innovation: Tech-Heavy Cockpits

Inside, both vehicles are outfitted with state-of-the-art technology and premium materials. Audi's MMI infotainment system in the A6 e-tron Sportback features a dual touchscreen setup that integrates seamlessly with digital cockpit technology, enhancing driver interaction and comfort.

Conversely, the BMW i4 employs the iDrive system, renowned for its user-friendly interface and comprehensive functionalities, including gesture control and voice activation. Both cockpits are equipped with high-quality materials, ambient lighting, and spacious seating for five occupants, ensuring passengers remain comfortable and connected throughout their journey.

Conclusion: A Tough Choice

Ultimately, the choice between the Audi A6 e-tron Sportback and the BMW i4 boils down to individual preferences. The Audi A6 e-tron Sportback offers longer range and a more elegant design, while the BMW i4 provides an exhilarating driving experience backed by robust performance. Both vehicles are outstanding representations of what the future of electric mobility can offer, blending luxury with sustainability. As we steer towards an electrified future, drivers will have to weigh the merits of these two innovative machines carefully.

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

A6 e-tron Sportback

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 i4 is barely cheaper – starting at 49,400 £ , while the Audi A6 e-tron Sportback costs 53,800 £ . That’s a price difference of around 4,457 £.

In terms of energy consumption, the Audi A6 e-tron Sportback is barely more efficient: consuming 13.7 kWh/100km compared to 14.7 kWh/100km for the BMW i4. That’s a difference of about 1 kWh/100km.

As for electric range, the Audi A6 e-tron Sportback offers somewhat more range – reaching up to 754 km, about 141 km more than the BMW i4.

i4

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 i4 offers barely more power – delivering 601 HP compared to 551 HP. That’s roughly 50 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i4 is marginally quicker – completing the sprint in 3.7 s, while the Audi A6 e-tron Sportback takes 3.9 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Audi A6 e-tron Sportback delivers very slightly more torque with 855 Nm compared to 795 Nm. That’s about 60 Nm more.

A6 e-tron Sportback

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 i4 is only slightly lighter – 2,070 kg compared to 2,175 kg. The difference is around 105 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers only slightly more boot space – 502 L compared to 470 L. That’s a difference of about 32 L.

When it comes to payload, the Audi A6 e-tron Sportback carries barely more – 500 kg compared to 480 kg. That’s a difference of about 20 kg.

Who wins the race in the data check?

The Audi A6 e-tron Sportback is narrowly ahead 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
details
Audi A6 e-tron Sportback
BMW i4

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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Reviews Audi A6 e-tron Sportback

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BMW i4

The BMW i4 arrives with the poise of a classic Gran Coupé, marrying BMW's playful handling with a sleek, modern interior that makes switching to electric feel like an upgrade rather than a compromise. For buyers who want a practical daily driver that still enjoys a spirited back-road run, the i4 quietly delivers smiles and a surprising dose of driver engagement.

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Reviews BMW i4

5 (3 Reviews)
rate
Marco
23 Apr 2026, 14:56:19

Amazing car with enormous torque, equipment and driving experience, at an acceptable fuel consumption.

How do you mainly use this car? (optional): Company car / Business
Efficiency / Consumption & Range
Comfort & Interior
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Technology & Infotainment
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Practicality / Trunk & Everyday Use
Value for Money

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Audi A6 e-tron Sportback
BMW i4

Costs and Consumption
Price
53,800 - 98,700 £
Price
49,400 - 62,500 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
14.7 - 16.7 kWh/100km
Electric Range
572 - 754 km
Electric Range
514 - 613 km
Battery Capacity
75.8 - 94.9 kWh
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,175 - 2,400 kg
Curb weight
2,070 - 2,285 kg
Trunk capacity
502 L
Trunk capacity
470 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,852 mm
Height
1,465 - 1,487 mm
Height
-
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
445 - 480 kg

Engine and Performance
Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
326 - 551 HP
Power HP
286 - 601 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
3.7 - 6 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
400 - 795 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
210 - 442 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2024
Model Year
2,024 - 2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
Is the Audi A6 e-tron Sportback offered with different drivetrains?

The Audi A6 e-tron Sportback is available as Rear-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.