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Audi A3 Limousine vs BMW iX comparison

Compare performance (400 HP vs 659 HP), boot space and price (27,700 £ vs 71,600 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Limousine or BMW iX?

Audi A3 Limousine vs BMW iX: Key differences

Audi A3 Limousine

  • substantially cheaper
  • significantly lighter
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BMW iX

4.3 (4 Reviews)
rate
  • noticeably more power
  • somewhat more trunk space
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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

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

A3 Limousine

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Audi A3 Limousine is substantially cheaper – starting at 27,700 £ , while the BMW iX costs 71,600 £ . That’s a price difference of around 43,886 £.

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 noticeably more power – delivering 659 HP compared to 400 HP. That’s roughly 259 HP more horsepower.

Both models accelerate almost equally fast – 3.8 s from 0 to 100 km/h.

There’s also a difference in torque: the BMW iX delivers considerably more torque with 1,015 Nm compared to 500 Nm. That’s about 515 Nm more.

A3 Limousine

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 A3 Limousine is significantly lighter – 1,345 kg compared to 2,525 kg. The difference is around 1,180 kg.

Looking at boot space, the BMW iX offers somewhat more boot space – 500 L compared to 425 L. That’s a difference of about 75 L.

When it comes to payload, the BMW iX carries very slightly more – 575 kg compared to 520 kg. That’s a difference of about 55 kg.

Who wins the race in the data check?

The BMW iX 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 £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
Audi A3 Limousine
BMW iX

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Audi A3 Limousine

The Audi A3 sedan dresses up compact practicality in clean, premium lines, giving you the feel of an upscale small car with a proper boot. Inside it’s neat, driver-focused and nicely finished — a sensible, enjoyable daily companion that prefers poise over showy theatrics.

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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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Audi A3 Limousine
BMW iX

Costs and Consumption

Price
27,700 - 94,300 £
Price
71,600 - 108,400 £
Consumption L/100km
4.4 - 9.2 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
17.8 - 20.6 kWh/100km
Electric Range
-
Electric Range
600 - 701 km
Battery Capacity
-
Battery Capacity
-
co2
115 - 208 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,345 - 1,640 kg
Curb weight
2,525 - 2,655 kg
Trunk capacity
321 - 425 L
Trunk capacity
500 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,970 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 520 kg
Payload
505 - 575 kg

Engine and Performance

Engine Type
Petrol, Petrol MHEV, Diesel
Engine Type
Electric
Transmission
Manuel, Automatic
Transmission
Automatic
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
All-Wheel Drive
Power HP
116 - 400 HP
Power HP
408 - 659 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
3.8 - 5.1 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
700 - 1,015 Nm
Number of Cylinders
4 - 5
Number of Cylinders
-
Power kW
85 - 294 kW
Power kW
300 - 485 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
-

General

Model Year
2,025 - 2,026
Model Year
2025
CO2 Efficiency Class
D, C, E, G
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.