@ BYD Auto / BYD Global Media
@ Peugeot / Stellantis Media
VS

BYD Seal U vs Peugeot 408 – Which car suits you better?

Two cars, one duel: BYD Seal U meets Peugeot 408.
Which one wins in performance, efficiency and value for money? Find out now!

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

Seal U @ BYD Auto / BYD Global Media

Costs and Efficiency:

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

BYD Seal U has a barely noticeable advantage in terms of price – it starts at 34300 £, while the Peugeot 408 costs 35100 £. That’s a price difference of around 840 £.

Fuel consumption also shows a difference: BYD Seal U manages with 0.40 L and is therefore significantly more efficient than the Peugeot 408 with 2.70 L. The difference is about 2.30 L per 100 km.

In terms of energy consumption, the advantage goes to the Peugeot 408: with 14.80 kWh per 100 km, it’s clearly perceptible more efficient than the BYD Seal U with 19.90 kWh. That’s a difference of about 5.10 kWh.

As for range, the BYD Seal U performs minimal better – achieving up to 500 km, about 45 km more than the Peugeot 408.

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 BYD Seal U has a evident edge – offering 324 HP compared to 225 HP. That’s roughly 99 HP more horsepower.

In acceleration from 0 to 100 km/h, the BYD Seal U is clearly perceptible quicker – completing the sprint in 5.90 s, while the Peugeot 408 takes 7.20 s. That’s about 1.30 s faster.

In terms of top speed, the Peugeot 408 performs clearly perceptible better – reaching 233 km/h, while the BYD Seal U tops out at 180 km/h. The difference is around 53 km/h.

There’s also a difference in torque: BYD Seal U pulls evident stronger with 550 Nm compared to 360 Nm. That’s about 190 Nm difference.

Seal U @ BYD Auto / BYD Global Media

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 curb weight, Peugeot 408 is clearly perceptible lighter – 1544 kg compared to 1940 kg. The difference is around 396 kg.

In terms of boot space, the BYD Seal U offers minimal more room – 552 L compared to 536 L. That’s a difference of about 16 L.

In maximum load capacity, the Peugeot 408 performs slight better – up to 1583 L, which is about 118 L more than the BYD Seal U.

When it comes to payload, Peugeot 408 somewhat takes the win – 456 kg compared to 410 kg. That’s a difference of about 46 kg.

Who wins the race?

The BYD Seal U proves to be dominates this comparison and therefore becomes our DriveDuel Champion!
BYD Seal U is the better all-rounder in this comparison.

from about £34,300
Seal U @ BYD Auto / BYD Global Media

BYD Seal U

  • Engine Type : Plugin Hybrid, Electric
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 218 - 324 HP
  • Consumption L/100km : 0.4 - 1.2 L
  • Consumption kWh/100km : 19.9 - 20.5 kWh
  • Electric Range : 70 - 500 km

BYD Seal U

5 (1)
rate

The BYD Seal U pairs a sleek fastback silhouette with a surprisingly roomy, tech-rich cabin, giving electric chic without the showroom pretension. It's a smart pick for buyers after confident handling, sensible practicality and standout value — all wrapped up with a cheeky grin when you put your foot down.

details

Peugeot 408

The Peugeot 408 captivates with its sleek and dynamic design, setting it apart in the competitive crossover market. Its interior offers a perfect blend of comfort and cutting-edge technology, creating an enjoyable driving experience. The model's efficient performance and modern features make it a compelling choice for those seeking both style and functionality in their vehicles.

details
BYD Seal U
Peugeot 408
Seal U @ BYD Auto / BYD Global Media
408 @ Peugeot / Stellantis Media

Costs and Consumption

Price
34300 - 39800 £
Price
35100 - 48000 £
Consumption L/100km
0.4 - 1.2 L
Consumption L/100km
2.7 - 5.1 L
Consumption kWh/100km
19.9 - 20.5 kWh
Consumption kWh/100km
14.80 kWh
Electric Range
70 - 500 km
Electric Range
79 - 455 km
Battery Capacity
-
Battery Capacity
58.20 kWh
co2
0 - 26 g/km
co2
0 - 114 g/km
Fuel tank capacity
60 L
Fuel tank capacity
42 - 52 L

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1940 - 2147 kg
Curb weight
1544 - 1879 kg
Trunk capacity
425 - 552 L
Trunk capacity
471 - 536 L
Length
4775 - 4785 mm
Length
4687 mm
Width
1890 mm
Width
1848 mm
Height
1668 - 1670 mm
Height
1478 mm
Max trunk capacity
1440 - 1465 L
Max trunk capacity
1528 - 1583 L
Payload
410 kg
Payload
371 - 456 kg

Engine and Performance

Engine Type
Plugin Hybrid, Electric
Engine Type
Electric, Petrol MHEV, Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
CVT, Reduction Gearbox
Transmission Detail
Reduction Gearbox, Dual-Clutch Automatic
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
218 - 324 HP
Power HP
145 - 225 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
7.2 - 9.4 s
Max Speed
170 - 180 km/h
Max Speed
160 - 233 km/h
Torque
300 - 550 Nm
Torque
230 - 360 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
160 - 238 kW
Power kW
107 - 165 kW
Engine capacity
1497 - 1498 cm3
Engine capacity
1199 - 1598 cm3

General

Model Year
2024
Model Year
2024 - 2025
CO2 Efficiency Class
B, A
CO2 Efficiency Class
A, C, B
Brand
BYD
Brand
Peugeot
What drive types are available for the BYD Seal U?

The BYD Seal U is available as 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.