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Mercedes C Class Sedan vs Peugeot 408 comparison

Compare performance (680 HP vs 225 HP), boot space and price (41,300 £ vs 35,100 £ ) at a glance. Find out which car is the better choice for you – Mercedes C Class Sedan or Peugeot 408?

Mercedes C Class Sedan vs Peugeot 408: Key differences

Mercedes C Class Sedan

  • significantly more power
  • clearly more efficient
  • clearly quicker 0–100 km/h

Peugeot 408

4.9 (1 Reviews)
rate
  • moderately cheaper
  • clearly more electric range
  • only slightly lighter
  • moderately more trunk space

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

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

C Class Sedan

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Peugeot 408 is moderately cheaper – starting at 35,100 £ , while the Mercedes C Class Sedan costs 41,300 £ . That’s a price difference of around 6,208 £.

Fuel consumption also shows a difference: the Mercedes C Class Sedan uses 1.6 L/100km and is clearly more efficient than the Peugeot 408 with 2.7 L/100km. The difference is about 1.1 L/100km.

As for electric range, the Peugeot 408 offers clearly more range – reaching up to 455 km, about 338 km more than the Mercedes C Class Sedan.

408

Engine and Performance:

Under the bonnet, it becomes clear which model is tuned for sportiness and which one takes the lead when you hit the accelerator.

When it comes to engine power, the Mercedes C Class Sedan offers significantly more power – delivering 680 HP compared to 225 HP. That’s roughly 455 HP more horsepower.

When accelerating from 0 to 100 km/h, the Mercedes C Class Sedan is clearly quicker – completing the sprint in 3.4 s, while the Peugeot 408 takes 7.2 s. That’s about 3.8 s quicker.

Looking at top speed, the Mercedes C Class Sedan is only slightly faster – 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: the Mercedes C Class Sedan delivers significantly more torque with 1,020 Nm compared to 360 Nm. That’s about 660 Nm more.

C Class Sedan

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 only slightly lighter – 1,544 kg compared to 1,695 kg. The difference is around 151 kg.

Looking at boot space, the Peugeot 408 offers moderately more boot space – 536 L compared to 455 L. That’s a difference of about 81 L.

When it comes to payload, the Mercedes C Class Sedan carries moderately more – 570 kg compared to 456 kg. That’s a difference of about 114 kg.

Who wins the race in the data check?

The Mercedes C Class Sedan 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 £41,300
C Class Sedan

Mercedes C Class Sedan

  • Engine Type : Petrol MHEV, Plugin Hybrid, Diesel MHEV
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 183 - 680 HP
  • Consumption L/100km : 1.6 - 9 L/100km
  • Electric Range : 11 - 117 km
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Mercedes C Class Sedan
Peugeot 408

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

Mercedes C Class Sedan

The Mercedes C‑Class is the compact executive that dresses like it owns the boulevard, with an interior that blends modern elegance and plush comfort to make everyday driving feel unexpectedly special. On the road it pairs poise with a hint of cheeky agility, rewarding drivers who want refinement without forfeiting a touch of fun — and yes, it still looks great in the driveway.

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Reviews Mercedes C Class Sedan

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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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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Mercedes C Class Sedan
Peugeot 408

Costs and Consumption
Price
41,300 - 103,400 £
Price
35,100 - 48,000 £
Consumption L/100km
1.6 - 9 L/100km
Consumption L/100km
2.7 - 5.1 L/100km
Consumption kWh/100km
-
Consumption kWh/100km
14.8 kWh/100km
Electric Range
11 - 117 km
Electric Range
79 - 455 km
Battery Capacity
19.5 kWh
Battery Capacity
58.2 kWh
co2
41 - 205 g/km
co2
0 - 114 g/km
Fuel tank capacity
50 L
Fuel tank capacity
42 - 52 L

Dimensions and Body
Body Type
Sedan
Body Type
SUV
Seats
5
Seats
5
Doors
4
Doors
5
Curb weight
1,695 - 2,195 kg
Curb weight
1,544 - 1,879 kg
Trunk capacity
315 - 455 L
Trunk capacity
471 - 536 L
Length
4,751 mm
Length
4,687 mm
Width
1,820 - 1,900 mm
Width
1,848 mm
Height
1,438 mm
Height
1,478 mm
Max trunk capacity
-
Max trunk capacity
1,528 - 1,583 L
Payload
480 - 570 kg
Payload
371 - 456 kg

Engine and Performance
Engine Type
Petrol MHEV, Plugin Hybrid, Diesel MHEV
Engine Type
Electric, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Automatic Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
183 - 680 HP
Power HP
145 - 225 HP
Acceleration 0-100km/h
3.4 - 8.6 s
Acceleration 0-100km/h
7.2 - 9.4 s
Max Speed
235 - 250 km/h
Max Speed
160 - 233 km/h
Torque
250 - 1,020 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
135 - 500 kW
Power kW
107 - 165 kW
Engine capacity
1,496 - 1,999 cm3
Engine capacity
1,199 - 1,598 cm3

General
Model Year
2,024 - 2,025
Model Year
2,024 - 2,025
CO2 Efficiency Class
E, B, D, G
CO2 Efficiency Class
A, C, B
Brand
Mercedes-Benz
Brand
Peugeot
What drivetrain options does the Mercedes C Class Sedan have?

The Mercedes C Class Sedan is available as Rear-Wheel Drive or All-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.