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Audi A3 Sportback vs BMW i4 comparison

Compare performance (400 HP vs 601 HP), boot space and price (27,000 £ vs 49,400 £ ) at a glance. Find out which car is the better choice for you – Audi A3 Sportback or BMW i4?

Audi A3 Sportback vs BMW i4: Key differences

Audi A3 Sportback

3.9 (1 Reviews)
rate
  • substantially cheaper
  • substantially lighter
details

BMW i4

5 (3 Reviews)
rate
  • visibly more power
  • substantially more electric range
  • only slightly quicker 0–100 km/h
  • moderately more trunk space
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

A3 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 A3 Sportback is substantially cheaper – starting at 27,000 £ , while the BMW i4 costs 49,400 £ . That’s a price difference of around 22,371 £.

As for electric range, the BMW i4 offers substantially more range – reaching up to 613 km, about 472 km more than the Audi A3 Sportback.

i4

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 i4 offers visibly more power – delivering 601 HP compared to 400 HP. That’s roughly 201 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW i4 is only slightly quicker – completing the sprint in 3.7 s, while the Audi A3 Sportback takes 3.8 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the BMW i4 delivers markedly more torque with 795 Nm compared to 500 Nm. That’s about 295 Nm more.

A3 Sportback

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Audi A3 Sportback is substantially lighter – 1,360 kg compared to 2,070 kg. The difference is around 710 kg.

Looking at boot space, the BMW i4 offers moderately more boot space – 470 L compared to 380 L. That’s a difference of about 90 L.

Maximum payload is identical – both can carry up to 480 kg.

Who wins the race in the data check?

The BMW i4 is decisively 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 £49,400
i4

BMW i4

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 286 - 601 HP
  • Consumption kWh/100km : 14.7 - 16.7 kWh/100km
  • Electric Range : 514 - 613 km
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Audi A3 Sportback
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Audi A3 Sportback

The Audi A3 Sportback wraps premium materials and crisp German design into a practical hatchback package that makes daily driving feel smart rather than showy. It’s nimble in the city, composed on longer trips, and carries just enough swagger to satisfy buyers who want quality without shouting about it.

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Reviews Audi A3 Sportback

3.9 (1 Reviews)
rate

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

BMW i4

The BMW i4 arrives with the poise of a classic Gran Coupé, marrying BMW's playful handling with a sleek, modern interior that makes switching to electric feel like an upgrade rather than a compromise. For buyers who want a practical daily driver that still enjoys a spirited back-road run, the i4 quietly delivers smiles and a surprising dose of driver engagement.

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Reviews BMW i4

5 (3 Reviews)
rate
Marco
23 Apr 2026, 14:56:19

Amazing car with enormous torque, equipment and driving experience, at an acceptable fuel consumption.

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

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Audi A3 Sportback
BMW i4

Costs and Consumption
Price
27,000 - 92,900 £
Price
49,400 - 62,500 £
Consumption L/100km
1.1 - 9.3 L/100km
Consumption L/100km
-
Consumption kWh/100km
-
Consumption kWh/100km
14.7 - 16.7 kWh/100km
Electric Range
134 - 141 km
Electric Range
514 - 613 km
Battery Capacity
-
Battery Capacity
-
co2
25 - 211 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Hatchback
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,360 - 1,685 kg
Curb weight
2,070 - 2,285 kg
Trunk capacity
280 - 380 L
Trunk capacity
470 L
Length
-
Length
-
Width
1,816 - 1,851 mm
Width
1,852 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 - 480 kg
Payload
445 - 480 kg

Engine and Performance
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
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
Rear-Wheel Drive, All-Wheel Drive
Power HP
116 - 400 HP
Power HP
286 - 601 HP
Acceleration 0-100km/h
3.8 - 10.1 s
Acceleration 0-100km/h
3.7 - 6 s
Max Speed
-
Max Speed
-
Torque
220 - 500 Nm
Torque
400 - 795 Nm
Number of Cylinders
4 - 5
Number of Cylinders
-
Power kW
85 - 294 kW
Power kW
210 - 442 kW
Engine capacity
1,498 - 2,480 cm3
Engine capacity
-

General
Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
D, F, E, G, B
CO2 Efficiency Class
A
Brand
Audi
Brand
BMW
What drive types are available for the Audi A3 Sportback?

The Audi A3 Sportback is available as Front-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.