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Alfa Romeo Giulia vs Peugeot 408 comparison

Compare performance (520 HP vs 240 HP), boot space and price (48,000 £ vs 35,100 £ ) at a glance. Find out which car is the better choice for you – Alfa Romeo Giulia or Peugeot 408?

Alfa Romeo Giulia vs Peugeot 408: Key differences

Alfa Romeo Giulia

4.1 (2 Reviews)
rate
  • substantially more power
  • significantly quicker 0–100 km/h
details

Peugeot 408

4.9 (1 Reviews)
rate
  • visibly cheaper
  • considerably more efficient
  • marginally lighter
details

All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.

By Achim Sedelmaier

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

Giulia

Costs and Efficiency:

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

Peugeot 408 is visibly cheaper – starting at 35,100 £ , while the Alfa Romeo Giulia costs 48,000 £ . That’s a price difference of around 12,883 £.

Fuel consumption also shows a difference: the Peugeot 408 uses 2.6 L/100km and is considerably more efficient than the Alfa Romeo Giulia with 5.4 L/100km. The difference is about 2.8 L/100km.

408

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 substantially more power – delivering 520 HP compared to 240 HP. That’s roughly 280 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alfa Romeo Giulia is significantly quicker – completing the sprint in 3.9 s, while the Peugeot 408 takes 7.2 s. That’s about 3.3 s quicker.

There’s also a difference in torque: the Alfa Romeo Giulia delivers clearly more torque with 600 Nm compared to 360 Nm. That’s about 240 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, Peugeot 408 is marginally lighter – 1,544 kg compared to 1,640 kg. The difference is around 96 kg.

When it comes to payload, the Alfa Romeo Giulia carries slightly more – 535 kg compared to 456 kg. That’s a difference of about 79 kg.

Who wins the race in the data check?

The Alfa Romeo Giulia is far ahead overall 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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Alfa Romeo Giulia
Peugeot 408

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.

details
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fca_germany_alfa_romeo_giulia_quadrifoglio_my2020_063-5ed6059fd7bec

Reviews Alfa Romeo Giulia

4.1 (2 Reviews)
rate

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

Peugeot 408

The Peugeot 408 blends a coupe-like roofline with practical sensibility, delivering striking looks and a surprisingly airy, premium-feeling cabin. On the road it prefers comfort and poise over manic thrills, making it a smart, stylish choice for buyers who want something a bit different from the usual family hatchback.

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PEUGEOT_408_TESTDRIVE_2211TC516
PEUGEOT_408_TESTDRIVE_2211TC519
PEUGEOT_408_TESTDRIVE_2211TC522
PEUGEOT_408_TESTDRIVE_2211TC032

Reviews Peugeot 408

4.9 (1 Reviews)
rate
Klaudia
15 Jan 2026, 19:46:29

This is one of the most beautiful cars of our time, in an era when every brand churns out cookie‑cutter models — as long as they look like an SUV. It's comfortable, incredibly spacious, picks up nicely on the road and always makes a great impression everywhere ;)

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
Peugeot 408

Costs and Consumption
Price
48,000 - 88,300 £
Price
35,100 - 48,000 £
Consumption L/100km
5.4 - 10.1 L/100km
Consumption L/100km
2.6 - 5 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
14.7 kWh/100km
Electric Range
-
Electric Range
79 - 456 km
Battery Capacity
-
Battery Capacity
-
co2
141 - 229 g/km
co2
0 - 114 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
4 - 5
Seats
5
Doors
-
Doors
-
Curb weight
1,640 - 1,735 kg
Curb weight
1,544 - 1,879 kg
Trunk capacity
480 L
Trunk capacity
-
Length
-
Length
-
Width
1,860 - 1,874 mm
Width
1,848 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
415 - 535 kg
Payload
371 - 456 kg

Engine and Performance
Engine Type
Diesel, Petrol
Engine Type
Petrol MHEV, Plugin Hybrid, Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
210 - 520 HP
Power HP
145 - 240 HP
Acceleration 0-100km/h
3.9 - 6.8 s
Acceleration 0-100km/h
7.2 - 9.4 s
Max Speed
-
Max Speed
-
Torque
470 - 600 Nm
Torque
230 - 360 Nm
Number of Cylinders
4 - 6
Number of Cylinders
3 - 4
Power kW
154 - 382 kW
Power kW
107 - 176 kW
Engine capacity
2,143 - 2,891 cm3
Engine capacity
1,199 - 1,598 cm3

General
Model Year
2,025 - 2,026
Model Year
2026
CO2 Efficiency Class
E, G
CO2 Efficiency Class
C, B, A
Brand
Alfa Romeo
Brand
Peugeot
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.