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Peugeot 408 vs smart #3 comparison

Compare performance (240 HP vs 272 HP), boot space and price (35,100 £ vs 42,000 £ ) at a glance. Find out which car is the better choice for you – Peugeot 408 or smart #3?

Peugeot 408 vs smart #3: Key differences

Peugeot 408

4.9 (1 Reviews)
rate
  • somewhat cheaper
  • somewhat more efficient
  • marginally more electric range
  • somewhat lighter
details

smart #3

5 (1 Reviews)
rate
  • somewhat more power
  • markedly quicker 0–100 km/h
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

408

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.

Peugeot 408 is somewhat cheaper – starting at 35,100 £ , while the smart #3 costs 42,000 £ . That’s a price difference of around 6,874 £.

In terms of energy consumption, the Peugeot 408 is somewhat more efficient: consuming 14.7 kWh/100km compared to 16.3 kWh/100km for the smart #3. That’s a difference of about 1.6 kWh/100km.

As for electric range, the Peugeot 408 offers marginally more range – reaching up to 456 km, about 1 km more than the smart #3.

#3

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 smart #3 offers somewhat more power – delivering 272 HP compared to 240 HP. That’s roughly 32 HP more horsepower.

When accelerating from 0 to 100 km/h, the smart #3 is markedly quicker – completing the sprint in 5.8 s, while the Peugeot 408 takes 7.2 s. That’s about 1.4 s quicker.

There’s also a difference in torque: the smart #3 delivers marginally more torque with 384 Nm compared to 360 Nm. That’s about 24 Nm more.

408

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 somewhat lighter – 1,544 kg compared to 1,810 kg. The difference is around 266 kg.

When it comes to payload, the Peugeot 408 carries only slightly more – 456 kg compared to 450 kg. That’s a difference of about 6 kg.

Who wins the race in the data check?

The smart #3 sits just 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.

£41,991
#3

smart #3

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type Rear-Wheel Drive
  • Power HP 272 HP
  • Consumption kWh/100km 16.3 kWh/100km
  • Electric Range 455 km
Peugeot 408
smart #3

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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

smart #3

The Smart #3 turns the brand's cheeky city-car attitude into a grown-up compact SUV, pairing sleek styling with a surprisingly roomy, well-made interior. It's a brilliant pick for buyers who want electric ease without dullness — practical enough for daily life, but still lively enough to make parking and grocery runs feel a little fun.

details
Peugeot 408
smart #3

Costs and Consumption

Price
35,100 - 48,000 £
Price
42,000 £
Consumption L/100km
2.6 - 5 L/100km
Consumption L/100km
-
Consumption kWh/100km
14.7 kWh/100km
Consumption kWh/100km
16.3 kWh/100km
Electric Range
79 - 456 km
Electric Range
455 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 114 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,544 - 1,879 kg
Curb weight
1,810 kg
Trunk capacity
-
Trunk capacity
370 L
Length
-
Length
-
Width
1,848 mm
Width
1,844 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
371 - 456 kg
Payload
450 kg

Engine and Performance

Engine Type
Petrol MHEV, Plugin Hybrid, Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive
Power HP
145 - 240 HP
Power HP
272 HP
Acceleration 0-100km/h
7.2 - 9.4 s
Acceleration 0-100km/h
5.8 s
Max Speed
-
Max Speed
-
Torque
230 - 360 Nm
Torque
384 Nm
Number of Cylinders
3 - 4
Number of Cylinders
-
Power kW
107 - 176 kW
Power kW
200 kW
Engine capacity
1,199 - 1,598 cm3
Engine capacity
-

General

Model Year
2026
Model Year
2025
CO2 Efficiency Class
C, B, A
CO2 Efficiency Class
A
Brand
Peugeot
Brand
smart
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.