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Mazda 6 Saloon vs Alfa Romeo Giulia comparison

Compare performance (258 HP vs 520 HP), boot space and price (38,500 £ vs 48,000 £ ) at a glance. Find out which car is the better choice for you – Mazda 6 Saloon or Alfa Romeo Giulia?

Mazda 6 Saloon vs Alfa Romeo Giulia: Key differences

Mazda 6 Saloon

  • visibly cheaper
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Alfa Romeo Giulia

4.1 (2 Reviews)
rate
  • clearly more power
  • considerably quicker 0–100 km/h
  • markedly lighter
  • markedly more trunk space
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By Achim Sedelmaier

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

6 Saloon

Costs and Efficiency:

When it comes to price and running costs, the biggest differences usually appear. This is often where you see which car fits your budget better in the long run.

Mazda 6 Saloon is visibly cheaper – starting at 38,500 £ , while the Alfa Romeo Giulia costs 48,000 £ . That’s a price difference of around 9,515 £.

Giulia

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 Giulia offers clearly more power – delivering 520 HP compared to 258 HP. That’s roughly 262 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alfa Romeo Giulia is considerably quicker – completing the sprint in 3.9 s, while the Mazda 6 Saloon takes 7.6 s. That’s about 3.7 s quicker.

There’s also a difference in torque: the Alfa Romeo Giulia delivers clearly more torque with 600 Nm compared to 320 Nm. That’s about 280 Nm more.

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 terms of curb weight, Alfa Romeo Giulia is markedly lighter – 1,640 kg compared to 2,027 kg. The difference is around 387 kg.

Looking at boot space, the Alfa Romeo Giulia offers markedly more boot space – 480 L compared to 336 L. That’s a difference of about 144 L.

When it comes to payload, the Alfa Romeo Giulia carries visibly more – 535 kg compared to 360 kg. That’s a difference of about 175 kg.

Who wins the race in the data check?

The Alfa Romeo Giulia stands well ahead of its rival 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
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Frequently compared as well

Alfa Romeo Giulia
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Mazda 6 Saloon
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Mazda 6 Saloon
Alfa Romeo Giulia

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mazda 6 Saloon

The Mazda6 saloon feels like the sensible yet stylish choice for buyers who want a car that drives with poise and looks sharper than its badge suggests. It mixes engaging handling, a refined cabin and everyday practicality without shouting for attention — perfect for those who prefer understated class with a wink.

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Reviews Mazda 6 Saloon

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

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.

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Mazda 6 Saloon
Alfa Romeo Giulia

Costs and Consumption
Price
38,500 - 41,600 £
Price
48,000 - 88,300 £
Consumption L/100km
-
Consumption L/100km
5.4 - 10.1 L/100km
Consumption kWh/100km
16.5 - 16.6 kWh/100km
Consumption kWh/100km
-
Electric Range
479 - 552 km
Electric Range
-
Battery Capacity
-
Battery Capacity
-
co2
0 g/km
co2
141 - 229 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
4 - 5
Doors
5
Doors
-
Curb weight
2,027 - 2,028 kg
Curb weight
1,640 - 1,735 kg
Trunk capacity
336 L
Trunk capacity
480 L
Length
4,921 mm
Length
-
Width
1,890 mm
Width
1,860 - 1,874 mm
Height
1,491 mm
Height
-
Max trunk capacity
1,074 L
Max trunk capacity
-
Payload
359 - 360 kg
Payload
415 - 535 kg

Engine and Performance
Engine Type
Electric
Engine Type
Diesel, Petrol
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Rear-Wheel Drive
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Power HP
245 - 258 HP
Power HP
210 - 520 HP
Acceleration 0-100km/h
7.6 - 7.8 s
Acceleration 0-100km/h
3.9 - 6.8 s
Max Speed
175 km/h
Max Speed
-
Torque
320 Nm
Torque
470 - 600 Nm
Number of Cylinders
-
Number of Cylinders
4 - 6
Power kW
180 - 190 kW
Power kW
154 - 382 kW
Engine capacity
-
Engine capacity
2,143 - 2,891 cm3

General
Model Year
2025
Model Year
2,025 - 2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
E, G
Brand
Mazda
Brand
Alfa Romeo
What drive types are available for the Mazda 6 Saloon?

The Mazda 6 Saloon is available as 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.