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Alfa Romeo Giulia vs Audi A5 Sportback comparison

Compare performance (520 HP vs 639 HP), boot space and price (48,000 £ vs 40,200 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Giulia or Audi A5 Sportback?

Alfa Romeo Giulia vs Audi A5 Sportback: Key differences

Alfa Romeo Giulia

4.1 (2 Reviews)
rate
  • very slightly lighter
  • marginally more trunk space
details

Audi A5 Sportback

  • moderately cheaper
  • moderately more power
  • significantly more efficient
  • marginally quicker 0–100 km/h
details

By Achim Sedelmaier

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

Giulia

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 A5 Sportback is moderately cheaper – starting at 40,200 £ , while the Alfa Romeo Giulia costs 48,000 £ . That’s a price difference of around 7,800 £.

Fuel consumption also shows a difference: the Audi A5 Sportback uses 2 L/100km and is significantly more efficient than the Alfa Romeo Giulia with 5.4 L/100km. The difference is about 3.4 L/100km.

A5 Sportback

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Audi A5 Sportback offers moderately more power – delivering 639 HP compared to 520 HP. That’s roughly 119 HP more horsepower.

When accelerating from 0 to 100 km/h, the Audi A5 Sportback is marginally quicker – completing the sprint in 3.7 s, while the Alfa Romeo Giulia takes 3.9 s. That’s about 0.2 s quicker.

There’s also a difference in torque: the Audi A5 Sportback delivers visibly more torque with 825 Nm compared to 600 Nm. That’s about 225 Nm more.

Giulia

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, Alfa Romeo Giulia is very slightly lighter – 1,640 kg compared to 1,770 kg. The difference is around 130 kg.

Looking at boot space, the Alfa Romeo Giulia offers marginally more boot space – 480 L compared to 445 L. That’s a difference of about 35 L.

When it comes to payload, the Alfa Romeo Giulia carries marginally more – 535 kg compared to 530 kg. That’s a difference of about 5 kg.

Who wins the race in the data check?

The Audi A5 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 £40,200
A5 Sportback

Audi A5 Sportback

  • Engine Type Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Front-Wheel Drive
  • Power HP 150 - 639 HP
  • Consumption L/100km 2 - 7.6 L/100km
  • Electric Range 84 - 110 km
details

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Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Alfa Romeo Giulia

The Alfa Romeo Giulia captivates with its stunning Italian design and dynamic performance, representing a perfect blend of elegance and sportiness. Its engaging driving experience, characterised by precise handling and responsive steering, appeals to enthusiasts who crave the thrill of the road. Inside, the Giulia showcases a beautifully crafted interior that combines luxury with cutting-edge technology, making every journey a delight.

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Reviews Alfa Romeo Giulia

4.1 (2 Reviews)
rate

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

Audi A5 Sportback

The Audi A5 Sportback dresses up sleek coupe proportions with the everyday sense of a practical hatchback, so you get striking looks without the compromises. Behind the wheel it balances poise and comfort with premium trimmings that make daily driving feel a little bit special — ideal for buyers who want style and substance in equal measure.

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Reviews Audi A5 Sportback

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Alfa Romeo Giulia
Audi A5 Sportback

Costs and Consumption
Price
48,000 - 88,300 £
Price
40,200 - 91,000 £
Consumption L/100km
5.4 - 10.1 L/100km
Consumption L/100km
2 - 7.6 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
84 - 110 km
Battery Capacity
-
Battery Capacity
-
co2
141 - 229 g/km
co2
45 - 172 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Hatchback
Seats
4 - 5
Seats
5
Doors
-
Doors
-
Curb weight
1,640 - 1,735 kg
Curb weight
1,770 - 2,430 kg
Trunk capacity
480 L
Trunk capacity
331 - 445 L
Length
-
Length
-
Width
1,860 - 1,874 mm
Width
1,860 - 1,952 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 535 kg
Payload
475 - 530 kg

Engine and Performance
Engine Type
Diesel, Petrol
Engine Type
Plugin Hybrid, Petrol, Diesel MHEV, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
All-Wheel Drive, Front-Wheel Drive
Power HP
210 - 520 HP
Power HP
150 - 639 HP
Acceleration 0-100km/h
3.9 - 6.8 s
Acceleration 0-100km/h
3.7 - 9.8 s
Max Speed
-
Max Speed
-
Torque
470 - 600 Nm
Torque
280 - 825 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
154 - 382 kW
Power kW
110 - 470 kW
Engine capacity
2,143 - 2,891 cm3
Engine capacity
1,968 - 2,995 cm3

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

The Alfa Romeo Giulia is offered with All-Wheel Drive or Rear-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.