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Alfa Romeo Giulia vs BMW 4 Series Convertible comparison

Compare performance (520 HP vs 530 HP), boot space and price (48,000 £ vs 52,600 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Giulia or BMW 4 Series Convertible?

Alfa Romeo Giulia vs BMW 4 Series Convertible: Key differences

Alfa Romeo Giulia

4.1 (2 Reviews)
rate
  • marginally cheaper
  • barely lighter
  • moderately more trunk space
details

BMW 4 Series Convertible

  • marginally more power
  • marginally more efficient
  • marginally quicker 0–100 km/h
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By Achim Sedelmaier

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

Giulia

Costs and Efficiency:

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

Alfa Romeo Giulia is marginally cheaper – starting at 48,000 £ , while the BMW 4 Series Convertible costs 52,600 £ . That’s a price difference of around 4,628 £.

Fuel consumption also shows a difference: the BMW 4 Series Convertible uses 5.2 L/100km and is marginally more efficient than the Alfa Romeo Giulia with 5.4 L/100km. The difference is about 0.2 L/100km.

4 Series Convertible

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 4 Series Convertible offers marginally more power – delivering 530 HP compared to 520 HP. That’s roughly 10 HP more horsepower.

When accelerating from 0 to 100 km/h, the BMW 4 Series Convertible 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 BMW 4 Series Convertible delivers moderately more torque with 700 Nm compared to 600 Nm. That’s about 100 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.

Seats: Alfa Romeo Giulia offers more seats – 5 vs 4.

In terms of curb weight, Alfa Romeo Giulia is barely lighter – 1,640 kg compared to 1,765 kg. The difference is around 125 kg.

Looking at boot space, the Alfa Romeo Giulia offers moderately more boot space – 480 L compared to 385 L. That’s a difference of about 95 L.

When it comes to payload, the Alfa Romeo Giulia carries clearly more – 535 kg compared to 420 kg. That’s a difference of about 115 kg.

Who wins the race in the data check?

The Alfa Romeo Giulia holds a solid 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 £48,000
Giulia

Alfa Romeo Giulia

  • Engine Type Diesel, Petrol
  • Transmission Automatic
  • Drive Type All-Wheel Drive, Rear-Wheel Drive
  • Power HP 210 - 520 HP
  • Consumption L/100km 5.4 - 10.1 L/100km
details

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View detailed analysis

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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.

BMW 4 Series Convertible

The BMW 4 Series Convertible blends coupe-like elegance with open-top drama, its sleek profile and distinctive grille demanding attention whether the roof’s up or down. Behind the wheel it serves up taut handling and a refined ride, making it a rewarding choice for drivers who want sporty character without sacrificing everyday comfort — and yes, it looks spectacular when you drop the top.

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Reviews BMW 4 Series Convertible

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BMW 4 Series Convertible

Costs and Consumption
Price
48,000 - 88,300 £
Price
52,600 - 97,800 £
Consumption L/100km
5.4 - 10.1 L/100km
Consumption L/100km
5.2 - 10.2 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
141 - 229 g/km
co2
136 - 231 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Convertible
Seats
4 - 5
Seats
4
Doors
-
Doors
-
Curb weight
1,640 - 1,735 kg
Curb weight
1,765 - 2,055 kg
Trunk capacity
480 L
Trunk capacity
385 L
Length
-
Length
-
Width
1,860 - 1,874 mm
Width
1,852 - 1,887 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 535 kg
Payload
345 - 420 kg

Engine and Performance
Engine Type
Diesel, Petrol
Engine Type
Diesel MHEV, Petrol, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
210 - 520 HP
Power HP
184 - 530 HP
Acceleration 0-100km/h
3.9 - 6.8 s
Acceleration 0-100km/h
3.7 - 8.2 s
Max Speed
-
Max Speed
-
Torque
470 - 600 Nm
Torque
300 - 700 Nm
Number of Cylinders
4 - 6
Number of Cylinders
4 - 6
Power kW
154 - 382 kW
Power kW
135 - 390 kW
Engine capacity
2,143 - 2,891 cm3
Engine capacity
1,995 - 2,998 cm3

General
Model Year
2,025 - 2,026
Model Year
2,024 - 2,025
CO2 Efficiency Class
E, G
CO2 Efficiency Class
E, F, G
Brand
Alfa Romeo
Brand
BMW
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.