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Alfa Romeo Giulia vs Mercedes CLA Coupe - Differences and prices compared

Compare performance (210 HP vs 354 HP), boot space and price (48000 £ vs 39600 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Giulia or Mercedes CLA Coupe?

Alfa Romeo Giulia

3.3 (1 Reviews)
rate

Mercedes CLA Coupe

4.9 (1 Reviews)
rate

You can find all user reviews further down on this page.

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.

Mercedes CLA Coupe has a distinct advantage in terms of price – it starts at 39600 £ , while the Alfa Romeo Giulia costs 48000 £ . That’s a price difference of around 8364 £.

Fuel consumption also shows a difference: Mercedes CLA Coupe manages with 4.90 L and is therefore a bit more efficient than the Alfa Romeo Giulia with 5.40 L. The difference is about 0.50 L per 100 km.

CLA Coupe

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 CLA Coupe has a clearly edge – offering 354 HP compared to 210 HP. That’s roughly 144 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes CLA Coupe is distinct quicker – completing the sprint in 4.90 s, while the Alfa Romeo Giulia takes 6.80 s. That’s about 1.90 s faster.

There’s also a difference in torque: Mercedes CLA Coupe pulls minimal stronger with 515 Nm compared to 470 Nm. That’s about 45 Nm difference.

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 curb weight, Alfa Romeo Giulia is slight lighter – 1640 kg compared to 1695 kg. The difference is around 55 kg.

In terms of boot space, the Alfa Romeo Giulia offers slightly more room – 480 L compared to 405 L. That’s a difference of about 75 L.

When it comes to payload, Alfa Romeo Giulia somewhat takes the win – 535 kg compared to 455 kg. That’s a difference of about 80 kg.

Who wins the race in the data check?

The Mercedes CLA Coupe holds a decisive 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.

Alfa Romeo Giulia
Mercedes CLA Coupe

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £39,600
CLA Coupe

Mercedes CLA Coupe

  • Engine Type : Electric, Petrol MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
  • Power HP : 156 - 354 HP
  • Consumption L/100km : 4.9 - 5.3 L
  • Consumption kWh/100km : 12.2 - 12.6 kWh
  • Electric Range : 541 - 791 km
details

Alfa Romeo Giulia

3.3 (1 Reviews)
rate

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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Mercedes CLA Coupe

4.9 (1 Reviews)
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The Mercedes CLA Coupe cuts a rakish silhouette that blends sporty coupe lines with everyday practicality, giving style-minded buyers a premium image without shouting. Inside it feels more luxurious than its size suggests, with a slick cabin, intuitive tech and a composed ride — the kind of car that parties in the city and still shows up polished on Sunday morning.

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Reviews Alfa Romeo Giulia

3.3 (1 Reviews)
rate

Reviews Mercedes CLA Coupe

4.9 (1 Reviews)
rate
Dejf
18 Dec 2025, 14:59:40

Nice efficient car. Like it

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

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Alfa Romeo Giulia
Mercedes CLA Coupe

Costs and Consumption
Price
48000 - 52700 £
Price
39600 - 66800 £
Consumption L/100km
5.40 L
Consumption L/100km
4.9 - 5.3 L
Consumption kWh/100km
-
Consumption kWh/100km
12.2 - 12.6 kWh
Electric Range
-
Electric Range
541 - 791 km
Battery Capacity
-
Battery Capacity
58 kWh
co2
141 g/km
co2
0 - 120 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Coupe
Seats
5
Seats
5
Doors
-
Doors
4
Curb weight
1640 kg
Curb weight
1695 - 2135 kg
Trunk capacity
480 L
Trunk capacity
405 L
Length
-
Length
4723 mm
Width
1860 mm
Width
1855 mm
Height
-
Height
1468 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
535 kg
Payload
430 - 455 kg

Engine and Performance
Engine Type
Diesel
Engine Type
Electric, Petrol MHEV
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive, Front-Wheel Drive
Power HP
210 HP
Power HP
156 - 354 HP
Acceleration 0-100km/h
6.80 s
Acceleration 0-100km/h
4.9 - 8.8 s
Max Speed
-
Max Speed
210 km/h
Torque
470 Nm
Torque
280 - 515 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
154 kW
Power kW
115 - 260 kW
Engine capacity
2143 cm3
Engine capacity
1499 cm3

General
Model Year
2025
Model Year
2025
CO2 Efficiency Class
E
CO2 Efficiency Class
A, C, D
Brand
Alfa Romeo
Brand
Mercedes-Benz

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Is the Alfa Romeo Giulia offered with different drivetrains?

Available configurations include All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.