@ Mercedes-Benz Group Media
@ Peugeot / Stellantis Media
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Mercedes A-Class vs Peugeot 408 – Performance, range & efficiency compared

Compare performance, boot capacity, efficiency and price at a glance.
Find out which car is the better choice for you – Mercedes A-Class or Peugeot 408?

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

A-Class @ Mercedes-Benz Group Media

Costs and Efficiency:

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

Mercedes A-Class has a barely noticeable advantage in terms of price – it starts at 32300 £, while the Peugeot 408 costs 35100 £. That’s a price difference of around 2855 £.

Fuel consumption also shows a difference: Mercedes A-Class manages with 2.30 L and is therefore a bit more efficient than the Peugeot 408 with 2.70 L. The difference is about 0.40 L per 100 km.

As for range, the Peugeot 408 performs convincingly better – achieving up to 455 km, about 370 km more than the Mercedes A-Class.

408 @ Peugeot / Stellantis Media

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 Mercedes A-Class has a distinct edge – offering 320 HP compared to 225 HP. That’s roughly 95 HP more horsepower.

In acceleration from 0 to 100 km/h, the Mercedes A-Class is clearly quicker – completing the sprint in 4.70 s, while the Peugeot 408 takes 7.20 s. That’s about 2.50 s faster.

In terms of top speed, the Mercedes A-Class performs barely noticeable better – reaching 250 km/h, while the Peugeot 408 tops out at 233 km/h. The difference is around 17 km/h.

There’s also a difference in torque: Mercedes A-Class pulls slightly stronger with 450 Nm compared to 360 Nm. That’s about 90 Nm difference.

A-Class @ Mercedes-Benz Group Media

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In curb weight, Mercedes A-Class is barely noticeable lighter – 1440 kg compared to 1544 kg. The difference is around 104 kg.

In terms of boot space, the Peugeot 408 offers evident more room – 536 L compared to 350 L. That’s a difference of about 186 L.

In maximum load capacity, the Peugeot 408 performs distinct better – up to 1583 L, which is about 393 L more than the Mercedes A-Class.

When it comes to payload, Mercedes A-Class minimal takes the win – 485 kg compared to 456 kg. That’s a difference of about 29 kg.

Who wins the race?

The Peugeot 408 proves to be has the upper hand and therefore becomes our DriveDuel Champion!
Peugeot 408 is the better all-rounder in this comparison.

from about £35,100
408 @ Peugeot / Stellantis Media

Peugeot 408

  • Engine Type : Electric, Petrol MHEV, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive
  • Power HP : 145 - 225 HP
  • Consumption L/100km : 2.7 - 5.1 L
  • Consumption kWh/100km : 14.80 kWh
  • Electric Range : 79 - 455 km
details

Mercedes A-Class

The Mercedes A‑Class arrives as a compact charmer that dresses premium materials and a cockpit full of screens in a tidy, city-friendly package, delivering surprising agility and poise. For buyers who want a luxury badge, clever tech and a car that's equally happy in tight streets or on a spirited country run, the A‑Class offers a grown-up feel with a cheeky streak.

details
18C0292_008 @ Mercedes-Benz Group Media
18C0292_010 @ Mercedes-Benz Group Media
18C0292_042 @ Mercedes-Benz Group Media
18C0291_067 @ Mercedes-Benz Group Media
18C0122_04 @ Mercedes-Benz Group Media

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.

details
PEUGEOT_408_TESTDRIVE_2211TC523 @ Peugeot / Stellantis Media
PEUGEOT_408_TESTDRIVE_2211TC516 @ Peugeot / Stellantis Media
PEUGEOT_408_TESTDRIVE_2211TC519 @ Peugeot / Stellantis Media
PEUGEOT_408_TESTDRIVE_2211TC522 @ Peugeot / Stellantis Media
PEUGEOT_408_TESTDRIVE_2211TC032 @ Peugeot / Stellantis Media

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408 @ Peugeot / Stellantis Media

Costs and Consumption
Price
32300 - 55600 £
Price
35100 - 48000 £
Consumption L/100km
2.3 - 8.3 L
Consumption L/100km
2.7 - 5.1 L
Consumption kWh/100km
-
Consumption kWh/100km
14.80 kWh
Electric Range
85 km
Electric Range
79 - 455 km
Battery Capacity
12.90 kWh
Battery Capacity
58.20 kWh
co2
53 - 188 g/km
co2
0 - 114 g/km
Fuel tank capacity
35 - 51 L
Fuel tank capacity
42 - 52 L

Dimensions and Body
Body Type
Hatchback
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1440 - 1695 kg
Curb weight
1544 - 1879 kg
Trunk capacity
310 - 350 L
Trunk capacity
471 - 536 L
Length
4428 - 4447 mm
Length
4687 mm
Width
1796 mm
Width
1848 mm
Height
1407 - 1423 mm
Height
1478 mm
Max trunk capacity
1125 - 1190 L
Max trunk capacity
1528 - 1583 L
Payload
475 - 485 kg
Payload
371 - 456 kg

Engine and Performance
Engine Type
Plugin Hybrid, Petrol MHEV, Diesel
Engine Type
Electric, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
116 - 320 HP
Power HP
145 - 225 HP
Acceleration 0-100km/h
4.7 - 9.7 s
Acceleration 0-100km/h
7.2 - 9.4 s
Max Speed
202 - 250 km/h
Max Speed
160 - 233 km/h
Torque
200 - 450 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
85 - 235 kW
Power kW
107 - 165 kW
Engine capacity
1332 - 1991 cm3
Engine capacity
1199 - 1598 cm3

General
Model Year
2024 - 2025
Model Year
2024 - 2025
CO2 Efficiency Class
B, D, E, G
CO2 Efficiency Class
A, C, B
Brand
Mercedes-Benz
Brand
Peugeot

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Is the Mercedes A-Class offered with different drivetrains?

Available configurations include Front-Wheel Drive or 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.