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Alfa Romeo Stelvio vs Audi A3 Sportback comparison

Compare performance (520 HP vs 400 HP), boot space and price (51,900 £ vs 27,000 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Stelvio or Audi A3 Sportback?

Alfa Romeo Stelvio vs Audi A3 Sportback: Key differences

Alfa Romeo Stelvio

4.5 (2 Reviews)
rate
  • clearly more power
  • noticeably more trunk space
details

Audi A3 Sportback

3.9 (1 Reviews)
rate
  • considerably cheaper
  • clearly more efficient
  • markedly lighter
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

Stelvio

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Audi A3 Sportback is considerably cheaper – starting at 27,000 £ , while the Alfa Romeo Stelvio costs 51,900 £ . That’s a price difference of around 24,942 £.

Fuel consumption also shows a difference: the Audi A3 Sportback uses 1.1 L/100km and is clearly more efficient than the Alfa Romeo Stelvio with 6 L/100km. The difference is about 4.9 L/100km.

A3 Sportback

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 Alfa Romeo Stelvio offers clearly more power – delivering 520 HP compared to 400 HP. That’s roughly 120 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 Alfa Romeo Stelvio delivers a bit more torque with 600 Nm compared to 500 Nm. That’s about 100 Nm more.

Stelvio

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 markedly lighter – 1,360 kg compared to 1,820 kg. The difference is around 460 kg.

Looking at boot space, the Alfa Romeo Stelvio offers noticeably more boot space – 525 L compared to 380 L. That’s a difference of about 145 L.

When it comes to payload, the Alfa Romeo Stelvio carries moderately more – 590 kg compared to 480 kg. That’s a difference of about 110 kg.

Who wins the race in the data check?

The Audi A3 Sportback 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 £27,000
A3 Sportback

Audi A3 Sportback

  • Engine Type Petrol, Petrol MHEV, Diesel, Plugin Hybrid
  • Transmission Manuel, Automatic
  • Drive Type Front-Wheel Drive, All-Wheel Drive
  • Power HP 116 - 400 HP
  • Consumption L/100km 1.1 - 9.3 L/100km
  • Electric Range 134 - 141 km
details

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Alfa Romeo Stelvio
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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Alfa Romeo Stelvio

The Alfa Romeo Stelvio combines Italian artistry with sporty performance, making it a standout in the SUV market. Its dynamic design captures the essence of elegance and agility, while the interior offers a driver-focused experience that enhances every journey. With a perfect blend of luxury and power, the Stelvio is ideal for those seeking both style and substance on the road.

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Reviews Alfa Romeo Stelvio

4.5 (2 Reviews)
rate
Graham
26 May 2026, 13:31:02

Style & finish

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.

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Alfa Romeo Stelvio
Audi A3 Sportback

Costs and Consumption
Price
51,900 - 93,300 £
Price
27,000 - 92,900 £
Consumption L/100km
6 - 11.8 L/100km
Consumption L/100km
1.1 - 9.3 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
134 - 141 km
Battery Capacity
-
Battery Capacity
-
co2
157 - 267 g/km
co2
25 - 211 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
SUV
Body Type
Hatchback
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,820 - 1,925 kg
Curb weight
1,360 - 1,685 kg
Trunk capacity
525 L
Trunk capacity
280 - 380 L
Length
-
Length
-
Width
1,903 - 1,955 mm
Width
1,816 - 1,851 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
535 - 590 kg
Payload
410 - 480 kg

Engine and Performance
Engine Type
Diesel, Petrol
Engine Type
Petrol, Petrol MHEV, Diesel, Plugin Hybrid
Transmission
Automatic
Transmission
Manuel, Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Manual Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
210 - 520 HP
Power HP
116 - 400 HP
Acceleration 0-100km/h
3.8 - 6.6 s
Acceleration 0-100km/h
3.8 - 10.1 s
Max Speed
-
Max Speed
-
Torque
470 - 600 Nm
Torque
220 - 500 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 5
Power kW
154 - 382 kW
Power kW
85 - 294 kW
Engine capacity
2,143 - 2,891 cm3
Engine capacity
1,498 - 2,480 cm3

General
Model Year
2,025 - 2,026
Model Year
2,025 - 2,026
CO2 Efficiency Class
F, G
CO2 Efficiency Class
D, F, E, G, B
Brand
Alfa Romeo
Brand
Audi
Is the Alfa Romeo Stelvio offered with different drivetrains?

The Alfa Romeo Stelvio is offered with 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.