@ Audi AG
@ BMW Group Press
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Audi A6 Avant vs BMW iX - Differences and prices compared

Compare performance (367 HP vs 659 HP), boot space and price (49700 £ vs 71600 £) at a glance. Find out which car is the better choice for you – Audi A6 Avant or BMW iX?

Audi A6 Avant

BMW iX

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

A6 Avant @ Audi AG

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 Avant has a significantly advantage in terms of price – it starts at 49700 £, while the BMW iX costs 71600 £. That’s a price difference of around 21857 £.

As for range, the BMW iX performs significantly better – achieving up to 701 km, about 600 km more than the Audi A6 Avant.

iX @ BMW Group Press

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 iX has a decisively edge – offering 659 HP compared to 367 HP. That’s roughly 292 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW iX is noticeable quicker – completing the sprint in 3.80 s, while the Audi A6 Avant takes 4.70 s. That’s about 0.90 s faster.

In terms of top speed, the performs better – reaching , while the tops out at . The difference is around .

There’s also a difference in torque: BMW iX pulls clearly stronger with 1015 Nm compared to 550 Nm. That’s about 465 Nm difference.

A6 Avant @ Audi AG

Space and Everyday Use:

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

Seats: offers more seating capacity – vs .

In curb weight, Audi A6 Avant is evident lighter – 1865 kg compared to 2525 kg. The difference is around 660 kg.

In terms of boot space, the Audi A6 Avant offers slight more room – 503 L compared to 500 L. That’s a difference of about 3 L.

In maximum load capacity, the BMW iX performs to a small extent better – up to 1750 L, which is about 216 L more than the Audi A6 Avant.

When it comes to payload, BMW iX slight takes the win – 575 kg compared to 570 kg. That’s a difference of about 5 kg.

Who wins the race?

The BMW iX proves to be outperforms in nearly all aspects and therefore becomes our DriveDuel Champion!
BMW iX is the better all-rounder in this comparison.

from about £71,600
iX @ BMW Group Press

BMW iX

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive
  • Power HP : 408 - 659 HP
  • Consumption kWh/100km : 17.8 - 20.6 kWh
  • Electric Range : 600 - 701 km
Audi A6 Avant
BMW iX

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

View detailed analysis

Audi A6 Avant

The Audi A6 Avant wraps executive poise and usable practicality into an impeccably finished estate that makes everyday driving feel noticeably more grown-up. It serves up a calm, composed ride and clever packaging for buyers who want space and refinement without ostentation — the sensible choice that still manages to impress.

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 Avant
BMW iX
A6 Avant @ Audi AG
iX @ BMW Group Press

Costs and Consumption

Price
49700 - 70200 £
Price
71600 - 107100 £
Consumption L/100km
2.3 - 7.5 L
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh
Electric Range
94 - 101 km
Electric Range
600 - 701 km
Battery Capacity
20.70 kWh
Battery Capacity
96 - 109.6 kWh
co2
53 - 170 g/km
co2
0 g/km
Fuel tank capacity
46 - 60 L
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1865 - 2240 kg
Curb weight
2525 - 2655 kg
Trunk capacity
404 - 503 L
Trunk capacity
500 L
Length
4999 mm
Length
4965 mm
Width
1875 mm
Width
1970 mm
Height
1472 mm
Height
1688 - 1695 mm
Max trunk capacity
1423 - 1534 L
Max trunk capacity
1750 L
Payload
535 - 570 kg
Payload
505 - 575 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel MHEV, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
204 - 367 HP
Power HP
408 - 659 HP
Acceleration 0-100km/h
4.7 - 8.3 s
Acceleration 0-100km/h
3.8 - 5.1 s
Max Speed
238 - 250 km/h
Max Speed
200 - 250 km/h
Torque
340 - 550 Nm
Torque
700 - 1015 Nm
Number of Cylinders
4 - 6
Number of Cylinders
-
Power kW
150 - 270 kW
Power kW
300 - 485 kW
Engine capacity
1968 - 2995 cm3
Engine capacity
-

General

Model Year
2025
Model Year
2025
CO2 Efficiency Class
F, D, E, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
Is the Audi A6 Avant offered with different drivetrains?

The Audi A6 Avant is available as Front-Wheel Drive or All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.