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Audi A6 e-tron Avant vs BMW iX comparison

Compare performance (551 HP vs 659 HP), boot space and price (55,200 £ vs 71,600 £ ) at a glance. Find out which car is the better choice for you – Audi A6 e-tron Avant or BMW iX?

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

Audi A6 e-tron Avant

3.4 (3 Reviews)
rate
  • clearly cheaper
  • noticeably more efficient
  • very slightly more electric range
  • moderately lighter
  • very slightly more trunk space

BMW iX

3.9 (1 Reviews)
rate
  • moderately more power
  • only slightly quicker 0–100 km/h

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 Avant

The Battle of Elegance: Audi A6 e-tron Avant vs. BMW iX

In the realm of electric mobility, two giants have emerged, offering elegance, innovation, and performance: the Audi A6 e-tron Avant and the BMW iX. These vehicles not only represent their brands' dedication to sustainability and advanced technology but also offer distinct choices for electric car enthusiasts.

iX

Design and Body Type

The Audi A6 e-tron Avant brings the traditional wagon shape into the electric age. With its sleek form measuring 4928 mm in length, 1923 mm in width, and a height of approximately 1527 mm, it embodies a perfect blend of luxury and practicality. The iX, on the other hand, is BMW's ambassador in the SUV category. Slightly longer at 4953 mm and broader with a width of 1967 mm, it stands taller at 1695 mm, emphasizing its commanding stance and spacious cabin.

A6 e-tron Avant

Performance and Power

Both vehicles boast impressive powertrains with zero emissions. The A6 e-tron Avant offers several outputs ranging from 326 to an exhilarating 551 HP, delivering torque between 435 Nm and 855 Nm, ensuring rapid acceleration and responsive handling. Its electric drivetrain can take you from 0 to 100 km/h in a mere 3.9 seconds in its top-tier version.

Meanwhile, the BMW iX is not far behind, offering configurations that range from 326 HP, peaking at an astounding 659 HP. With torque figures extending up to 1015 Nm, it's designed to deliver sportscar-like dynamics within the SUV segment, capable of achieving the 0 to 100 km/h sprint in just 3.8 seconds in its highest specification.

iX

Battery and Range

Range anxiety becomes a non-issue with both vehicles. The A6 e-tron Avant is equipped with either a 75.8 kWh or a 94.9 kWh battery, delivering an impressive range of up to 716 km, which ensures long-distance comfort and fewer stops.

The BMW iX provides battery capacities from 74.1 kWh to 109.6 kWh, offering a maximum range of 701 km. This SUV ensures you'll spend more time on the road and less time charging, making it a reliable companion for long journeys.

A6 e-tron Avant

Efficiency and Sustainability

As one would expect from modern electric vehicles, both contenders boast a CO2 emission of 0 g/km, aligning with the industry's move towards a greener future. The A6 e-tron Avant has an impressive low consumption figure starting at 14.8 kWh/100km, reflecting Audi's dedication to efficiency.

The iX, while a heavier vehicle, provides a competitive consumption figure starting at 17.8 kWh/100km, highlighting BMW's commitment to balancing power and economy.

iX

Comfort and Interior Space

Each vehicle is designed to accommodate five passengers comfortably. The A6 e-tron Avant offers a trunk capacity of 502 liters, suitable for both families and adventurers. The iX also provides a spacious cabin with a trunk capacity of 500 liters, aligning with its SUV utility and flexibility.

Final Verdict

The Audi A6 e-tron Avant and BMW iX illustrate the electric future of the automotive world, each with its distinctive approach. The A6 e-tron Avant's wagon design appeal caters to those who desire a blend of sportiness and practical elegance, while the iX’s robust SUV profile offers dynamic performance and spaciousness.

Choosing between these two exceptional vehicles will ultimately come down to personal preference: whether one desires the Avant's streamlined efficiency or the iX's broader stance and SUV versatility. Both promise to deliver a premium electric driving experience.

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

A6 e-tron Avant

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 Avant is clearly cheaper – starting at 55,200 £ , while the BMW iX costs 71,600 £ . That’s a price difference of around 16,329 £.

In terms of energy consumption, the Audi A6 e-tron Avant is noticeably more efficient: consuming 14.8 kWh/100km compared to 17.8 kWh/100km for the BMW iX. That’s a difference of about 3 kWh/100km.

As for electric range, the Audi A6 e-tron Avant offers very slightly more range – reaching up to 716 km, about 15 km more than the BMW iX.

iX

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the BMW iX offers moderately 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 only slightly quicker – completing the sprint in 3.8 s, while the Audi A6 e-tron Avant takes 3.9 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the BMW iX delivers somewhat more torque with 1,015 Nm compared to 855 Nm. That’s about 160 Nm more.

A6 e-tron Avant

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 Avant is moderately lighter – 2,185 kg compared to 2,525 kg. The difference is around 340 kg.

Looking at boot space, the Audi A6 e-tron Avant offers very slightly 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 moderately 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 Avant sits just 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 iX

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

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.

details

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.

details
Audi A6 e-tron Avant
BMW iX

Costs and Consumption

Price
55,200 - 100,100 £
Price
71,600 - 108,400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
14.8 - 17 kWh/100km
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Electric Range
539 - 716 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
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
-
Curb weight
2,185 - 2,410 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
1,504 - 1,527 mm
Height
-
Max trunk capacity
1,422 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
2,024
Model Year
2,025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
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.