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BYD Seal U vs Peugeot 508 SW comparison

Compare performance (324 HP vs 360 HP), boot space and price (34,300 £ vs 45,600 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Peugeot 508 SW?

BYD Seal U vs Peugeot 508 SW: Key differences

BYD Seal U

4.1 (7 Reviews)
rate
  • markedly cheaper
  • significantly more electric range
  • marginally more trunk space

Peugeot 508 SW

4.7 (1 Reviews)
rate
  • marginally more power
  • a bit quicker 0–100 km/h
  • barely lighter

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

Seal U

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 is markedly cheaper – starting at 34,300 £ , while the Peugeot 508 SW costs 45,600 £ . That’s a price difference of around 11,323 £.

As for electric range, the BYD Seal U offers significantly more range – reaching up to 500 km, about 448 km more than the Peugeot 508 SW.

508 SW

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 Peugeot 508 SW offers marginally more power – delivering 360 HP compared to 324 HP. That’s roughly 36 HP more horsepower.

When accelerating from 0 to 100 km/h, the Peugeot 508 SW is a bit quicker – completing the sprint in 5.2 s, while the BYD Seal U takes 5.9 s. That’s about 0.7 s quicker.

Looking at top speed, the Peugeot 508 SW is clearly faster – reaching 250 km/h, while the BYD Seal U tops out at 175 km/h. The difference is around 75 km/h.

There’s also a difference in torque: the BYD Seal U delivers marginally more torque with 550 Nm compared to 520 Nm. That’s about 30 Nm more.

Seal U

Space and Everyday Use:

Beyond pure performance, interior space and usability matter most in daily life. This is where you see which car is more practical and versatile.

Both vehicles offer seating for 5 people.

In terms of curb weight, Peugeot 508 SW is barely lighter – 1,846 kg compared to 1,940 kg. The difference is around 94 kg.

Looking at boot space, the BYD Seal U offers marginally more boot space – 552 L compared to 530 L. That’s a difference of about 22 L.

For maximum load capacity, the Peugeot 508 SW offers moderately more capacity – up to 1,780 L, about 340 L more than the BYD Seal U.

When it comes to payload, the Peugeot 508 SW carries barely more – 454 kg compared to 410 kg. That’s a difference of about 44 kg.

Who wins the race in the data check?

The BYD Seal U is clearly superior 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 £34,300
Seal U

BYD Seal U

  • Engine Type : Electric, Plugin Hybrid
  • Transmission : Automatic
  • Drive Type : Front-Wheel Drive, All-Wheel Drive
  • Power HP : 218 - 324 HP
  • Consumption kWh/100km : 12.1 - 20.5 kWh/100km
  • Electric Range : 70 - 500 km
details

Frequently compared as well

BYD Seal U
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BYD Seal U is a sleek, driver‑focused electric newcomer that delivers brisk, silent acceleration, cutting‑edge tech and impressive running‑cost savings — it’s the car that makes you forget what an internal‑combustion soundtrack sounded like. The Toyota RAV4 sticks to its strengths: rugged, roomy …
BYD Seal U
Peugeot 508 SW

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

BYD Seal U

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
BYD SEAL U 157
BYD SEAL U 061
BYD SEAL U 079

Reviews BYD Seal U

4.1 (7 Reviews)
rate
Emily
20 Jan 2026, 22:52:34

Broke down at 200 KM

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

Peugeot 508 SW

The Peugeot 508 SW dresses up as a sleek estate, blending Parisian flair with usable loadspace so you don't have to choose between style and weekend practicality. Inside it's a driver-focused cabin with quality materials and clever packaging that makes it a sensible, slightly mischievous choice for buyers who want an executive feel without the buttoned-up seriousness.

details
PEUGEOT_508SW_1806PB_179
PEUGEOT_508SW_1806PB_260
PEUGEOT_508SW_1806PB_103

Reviews Peugeot 508 SW

4.7 (1 Reviews)
rate

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

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Peugeot 508 SW

Costs and Consumption
Price
34,300 - 39,800 £
Price
45,600 - 61,800 £
Consumption L/100km
-
Consumption L/100km
1.7 - 2 L/100km
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
-
Electric Range
70 - 500 km
Electric Range
46 - 52 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 71 g/km
co2
38 - 45 g/km
Fuel tank capacity
-
Fuel tank capacity
43 L

Dimensions and Body
Body Type
SUV
Body Type
Estate
Seats
5
Seats
5
Doors
5
Doors
5
Curb weight
1,940 - 2,147 kg
Curb weight
1,846 - 1,967 kg
Trunk capacity
425 - 552 L
Trunk capacity
530 L
Length
4,785 mm
Length
4,778 mm
Width
1,890 mm
Width
1,859 mm
Height
1,668 mm
Height
1,420 mm
Max trunk capacity
1,440 L
Max trunk capacity
1,780 L
Payload
410 kg
Payload
373 - 454 kg

Engine and Performance
Engine Type
Electric, Plugin Hybrid
Engine Type
Plugin Hybrid
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Automatic Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive, All-Wheel Drive
Power HP
218 - 324 HP
Power HP
180 - 360 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
5.2 - 8.3 s
Max Speed
175 km/h
Max Speed
230 - 250 km/h
Torque
300 - 550 Nm
Torque
360 - 520 Nm
Number of Cylinders
4
Number of Cylinders
4
Power kW
160 - 238 kW
Power kW
133 - 265 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
1,598 cm3

General
Model Year
2,024 - 2,026
Model Year
2,024
CO2 Efficiency Class
A, B
CO2 Efficiency Class
B
Brand
BYD
Brand
Peugeot
What drivetrain options does the BYD Seal U have?

The BYD Seal U is available as Front-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.