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Audi Q8 vs BMW iX comparison

Compare performance (640 HP vs 659 HP), boot space and price (77,300 £ vs 71,600 £ ) at a glance. Find out which car is the better choice for you – Audi Q8 or BMW iX?

Audi Q8 vs BMW iX: Key differences

Audi Q8

4.9 (1 Reviews)
rate
  • very slightly quicker 0–100 km/h
  • somewhat lighter
  • somewhat more trunk space
details

BMW iX

4.2 (3 Reviews)
rate
  • very slightly cheaper
  • marginally more power
  • considerably more electric range
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

Q8

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 iX is very slightly cheaper – starting at 71,600 £ , while the Audi Q8 costs 77,300 £ . That’s a price difference of around 5,743 £.

As for electric range, the BMW iX offers considerably more range – reaching up to 701 km, about 621 km more than the Audi Q8.

iX

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 offers marginally more power – delivering 659 HP compared to 640 HP. That’s roughly 19 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi Q8 is very slightly quicker – completing the sprint in 3.6 s, while the BMW iX takes 3.8 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the BMW iX delivers a bit more torque with 1,015 Nm compared to 850 Nm. That’s about 165 Nm more.

Q8

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 Q8 is somewhat lighter – 2,175 kg compared to 2,525 kg. The difference is around 350 kg.

Looking at boot space, the Audi Q8 offers somewhat more boot space – 605 L compared to 500 L. That’s a difference of about 105 L.

When it comes to payload, the Audi Q8 carries somewhat more – 665 kg compared to 575 kg. That’s a difference of about 90 kg.

Who wins the race in the data check?

The BMW iX holds a decisive overall lead 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 £71,600
iX

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/100km
  • Electric Range 600 - 701 km
details

Frequently compared as well

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi Q8

The Audi Q8 wraps coupe-like flair around a burly SUV stance, serving up a cabin dressed in premium materials and smart tech that puts comfort and swagger front and center. It’s composed and comfortable on long runs yet happy to play when asked, making it a tempting choice for buyers who want head-turning looks without surrendering everyday practicality.

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Reviews Audi Q8

4.9 (1 Reviews)
rate

No reviews yet. Share your experience and help others decide.

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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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 Q8
BMW iX

Costs and Consumption
Price
77,300 - 137,100 £
Price
71,600 - 108,400 £
Consumption L/100km
3.9 - 13.1 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Electric Range
80 km
Electric Range
600 - 701 km
Battery Capacity
-
Battery Capacity
-
co2
88 - 297 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
2,175 - 2,490 kg
Curb weight
2,525 - 2,655 kg
Trunk capacity
439 - 605 L
Trunk capacity
500 L
Length
-
Length
-
Width
1,995 - 2,007 mm
Width
1,970 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
620 - 665 kg
Payload
505 - 575 kg

Engine and Performance
Engine Type
Petrol MHEV, Diesel MHEV, Petrol, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
231 - 640 HP
Power HP
408 - 659 HP
Acceleration 0-100km/h
3.6 - 7.1 s
Acceleration 0-100km/h
3.8 - 5.1 s
Max Speed
-
Max Speed
-
Torque
500 - 850 Nm
Torque
700 - 1,015 Nm
Number of Cylinders
6 - 8
Number of Cylinders
-
Power kW
170 - 471 kW
Power kW
300 - 485 kW
Engine capacity
2,967 - 3,996 cm3
Engine capacity
-

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
G, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
What drivetrain options does the Audi Q8 have?

Available configurations include 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.