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Audi A6 e-tron Sportback vs BMW iX comparison

Compare performance (551 HP vs 659 HP), boot space and price (53,800 £ vs 71,600 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Sportback or BMW iX?

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

Audi A6 e-tron Sportback

4.6 (2 Reviews)
rate
  • visibly cheaper
  • markedly more efficient
  • very slightly more electric range
  • moderately lighter
  • marginally more trunk space
details

BMW iX

4.2 (3 Reviews)
rate
  • a bit more power
  • barely quicker 0–100 km/h
details

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 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 Sportback is visibly cheaper – starting at 53,800 £ , while the BMW iX costs 71,600 £ . That’s a price difference of around 17,743 £.

In terms of energy consumption, the Audi A6 e-tron Sportback is markedly more efficient: consuming 13.7 kWh/100km compared to 17.8 kWh/100km for the BMW iX. That’s a difference of about 4.1 kWh/100km.

As for electric range, the Audi A6 e-tron Sportback offers very slightly more range – reaching up to 754 km, about 53 km more than the BMW iX.

iX

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 iX offers a bit more power – delivering 659 HP compared to 551 HP. That’s roughly 108 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW iX is barely quicker – completing the sprint in 3.8 s, while the Audi A6 e-tron Sportback takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the BMW iX delivers slightly more torque with 1,015 Nm compared to 855 Nm. That’s about 160 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, Audi A6 e-tron Sportback is moderately lighter – 2,175 kg compared to 2,525 kg. The difference is around 350 kg.

Looking at boot space, the Audi A6 e-tron Sportback offers marginally more boot space – 502 L compared to 500 L. That’s a difference of about 2 L.

When it comes to payload, the BMW iX carries a bit more – 575 kg compared to 500 kg. That’s a difference of about 75 kg.

Who wins the race in the data check?

The Audi A6 e-tron Sportback is slightly 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

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

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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

4.6 (2 Reviews)
rate
Mark
9 May 2026, 14:15:42

Audi much better quality than Tesla

How do you mainly use this car? (optional): Company car / Business
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money
Michael
7 May 2026, 12:09:31

Wonderful car very confortable and smooth driving

How do you mainly use this car? (optional): Long-distance driver
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

BMW iX

The BMW iX arrives like a tech-rich luxury SUV that refuses to shout, offering a serene yet authoritative road presence that suits both city commutes and long-distance cruising. Inside, its minimalist cabin wraps high-quality materials and clever interfaces around a driver-focused layout, making it feel more like a forward-thinking lounge than just another electric appliance — and yes, it still delivers the dynamic driving character you'd expect from a BMW.

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P90464063_highRes_bmw-ix-m60-05-2022
P90464066_highRes_bmw-ix-m60-05-2022
P90464060_highRes_bmw-ix-m60-05-2022
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Reviews BMW iX

4.2 (3 Reviews)
rate
Massimiliano La Vignma
5 Feb 2026, 13:42:39

Innovative, with generous interior space but at the expense of the boot. I have an M60 — strong acceleration and excellent self-charging, especially on the motorway.

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

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Audi A6 e-tron Sportback
BMW iX

Costs and Consumption
Price
53,800 - 98,700 £
Price
71,600 - 108,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
13.7 - 16.3 kWh/100km
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Electric Range
572 - 754 km
Electric Range
600 - 701 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
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,175 - 2,400 kg
Curb weight
2,525 - 2,655 kg
Trunk capacity
502 L
Trunk capacity
500 L
Length
4,928 mm
Length
-
Width
1,923 mm
Width
1,970 mm
Height
1,465 - 1,487 mm
Height
-
Max trunk capacity
1,330 L
Max trunk capacity
-
Payload
470 - 500 kg
Payload
505 - 575 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
All-Wheel Drive
Power HP
326 - 551 HP
Power HP
408 - 659 HP
Acceleration 0-100km/h
3.9 - 6 s
Acceleration 0-100km/h
3.8 - 5.1 s
Max Speed
210 - 240 km/h
Max Speed
-
Torque
435 - 855 Nm
Torque
700 - 1,015 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
240 - 405 kW
Power kW
300 - 485 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2024
Model Year
2025
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.