@ Alfa Romeo / Stellantis Media
@ Mercedes-Benz Group Media
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Alfa Romeo Giulia vs Mercedes B Class – Which car suits you better?

Two cars, one duel: Alfa Romeo Giulia meets Mercedes B Class.
Which one wins in performance, efficiency and value for money? Find out now!

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

Giulia @ Alfa Romeo / Stellantis Media

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

Mercedes B Class has a decisively advantage in terms of price – it starts at 33100 £, while the Alfa Romeo Giulia costs 48000 £. That’s a price difference of around 14871 £.

Fuel consumption also shows a difference: Mercedes B Class manages with 2.50 L and is therefore significantly more efficient than the Alfa Romeo Giulia with 5.40 L. The difference is about 2.90 L per 100 km.

B Class @ Mercedes-Benz Group Media

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 Mercedes B Class has a to a small extent edge – offering 238 HP compared to 210 HP. That’s roughly 28 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes B Class is hardly perceptible quicker – completing the sprint in 6.50 s, while the Alfa Romeo Giulia takes 6.80 s. That’s about 0.30 s faster.

In terms of top speed, the Mercedes B Class performs minimal better – reaching 250 km/h, while the Alfa Romeo Giulia tops out at 235 km/h. The difference is around 15 km/h.

There’s also a difference in torque: Alfa Romeo Giulia pulls slight stronger with 470 Nm compared to 450 Nm. That’s about 20 Nm difference.

Giulia @ Alfa Romeo / Stellantis Media

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In curb weight, Mercedes B Class is to a small extent lighter – 1405 kg compared to 1640 kg. The difference is around 235 kg.

In terms of boot space, the Alfa Romeo Giulia offers minimal more room – 480 L compared to 455 L. That’s a difference of about 25 L.

When it comes to payload, Mercedes B Class minimal takes the win – 550 kg compared to 535 kg. That’s a difference of about 15 kg.

Who wins the race?

The Mercedes B Class proves to be is largely superior and therefore becomes our DriveDuel Champion!
Mercedes B Class is the better all-rounder in this comparison.

from about £33,100
B Class @ Mercedes-Benz Group Media

Mercedes B Class

  • Engine Type : Plugin Hybrid, Petrol MHEV, Diesel
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 116 - 238 HP
  • Consumption L/100km : 2.5 - 6.9 L
  • Electric Range : 83 km

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.

details

Mercedes B Class

5 (2)
rate

The Mercedes-Benz B-Class offers a blend of practicality and luxury that sets it apart in the compact MPV segment. Its spacious and versatile interior is complemented by high-quality materials and a sleek design, making it ideal for both families and individuals seeking a touch of elegance on their daily commute. Advanced technology and safety features round out the package, ensuring a comfortable and secure driving experience.

details
Alfa Romeo Giulia
Mercedes B Class
Giulia @ Alfa Romeo / Stellantis Media
B Class @ Mercedes-Benz Group Media

Costs and Consumption

Price
48000 - 57000 £
Price
33100 - 52500 £
Consumption L/100km
5.40 L
Consumption L/100km
2.5 - 6.9 L
Consumption kWh/100km
-
Consumption kWh/100km
-
Electric Range
-
Electric Range
83 km
Battery Capacity
-
Battery Capacity
12.90 kWh
co2
141 g/km
co2
56 - 156 g/km
Fuel tank capacity
58 L
Fuel tank capacity
35 - 51 L

Dimensions and Body

Body Type
Sedan
Body Type
MPV
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1640 kg
Curb weight
1405 - 1745 kg
Trunk capacity
480 L
Trunk capacity
405 - 455 L
Length
4650 mm
Length
4419 mm
Width
1860 mm
Width
1796 mm
Height
1438 mm
Height
1562 mm
Max trunk capacity
-
Max trunk capacity
1440 - 1540 L
Payload
535 kg
Payload
505 - 550 kg

Engine and Performance

Engine Type
Diesel
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
210 HP
Power HP
116 - 238 HP
Acceleration 0-100km/h
6.80 s
Acceleration 0-100km/h
6.5 - 10 s
Max Speed
235 km/h
Max Speed
200 - 250 km/h
Torque
470 Nm
Torque
200 - 450 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
154 kW
Power kW
85 - 175 kW
Engine capacity
2143 cm3
Engine capacity
1332 - 1991 cm3

General

Model Year
2024 - 2025
Model Year
2024 - 2025
CO2 Efficiency Class
E
CO2 Efficiency Class
B, D, E, F
Brand
Alfa Romeo
Brand
Mercedes-Benz
Is the Alfa Romeo Giulia offered with different drivetrains?

Available configurations include All-Wheel Drive.

The prices and data displayed are estimates based on German list prices and may vary by country. This information is not legally binding.