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BYD Seal U vs Kia EV4 Sedan comparison

Compare performance (324 HP vs 204 HP), boot space and price (34,300 £ vs 35,600 £ ) at a glance. Find out which car is the better choice for you – BYD Seal U or Kia EV4 Sedan?

BYD Seal U vs Kia EV4 Sedan: Key differences

BYD Seal U

4.1 (7 Reviews)
rate
  • barely cheaper
  • visibly more power
  • moderately more efficient
  • markedly quicker 0–100 km/h
  • a bit more trunk space
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Kia EV4 Sedan

  • visibly more electric range
  • barely lighter
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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

Seal U

Costs and Efficiency:

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

BYD Seal U is barely cheaper – starting at 34,300 £ , while the Kia EV4 Sedan costs 35,600 £ . That’s a price difference of around 1,285 £.

In terms of energy consumption, the BYD Seal U is moderately more efficient: consuming 12.1 kWh/100km compared to 14.3 kWh/100km for the Kia EV4 Sedan. That’s a difference of about 2.2 kWh/100km.

As for electric range, the Kia EV4 Sedan offers visibly more range – reaching up to 633 km, about 133 km more than the BYD Seal U.

EV4 Sedan

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 BYD Seal U offers visibly more power – delivering 324 HP compared to 204 HP. That’s roughly 120 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Seal U is markedly quicker – completing the sprint in 5.9 s, while the Kia EV4 Sedan takes 7.4 s. That’s about 1.5 s quicker.

There’s also a difference in torque: the BYD Seal U delivers significantly more torque with 550 Nm compared to 283 Nm. That’s about 267 Nm more.

Seal U

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, Kia EV4 Sedan is barely lighter – 1,815 kg compared to 1,940 kg. The difference is around 125 kg.

Looking at boot space, the BYD Seal U offers a bit more boot space – 552 L compared to 490 L. That’s a difference of about 62 L.

When it comes to payload, the Kia EV4 Sedan carries marginally more – 455 kg compared to 410 kg. That’s a difference of about 45 kg.

Who wins the race in the data check?

The BYD Seal U 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 £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
BYD Seal U
Kia EV4 Sedan

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.

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Kia EV4 Sedan

Kia's EV4 Sedan makes a striking impression with its sleek and modern design, embodying the brand's progressive approach to electric mobility. The vehicle's interior is a harmonious blend of comfort and cutting-edge technology, providing both driver and passengers with a premium experience. With its focus on sustainability and innovation, the EV4 Sedan is set to redefine expectations for eco-friendly sedans on the road.

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BYD Seal U
Kia EV4 Sedan

Costs and Consumption

Price
34,300 - 39,800 £
Price
35,600 - 43,700 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
12.1 - 20.5 kWh/100km
Consumption kWh/100km
14.3 - 14.9 kWh/100km
Electric Range
70 - 500 km
Electric Range
456 - 633 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 71 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
Sedan
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,940 - 2,147 kg
Curb weight
1,815 - 1,914 kg
Trunk capacity
425 - 552 L
Trunk capacity
490 L
Length
-
Length
-
Width
1,890 mm
Width
1,860 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
410 kg
Payload
441 - 455 kg

Engine and Performance

Engine Type
Electric, Plugin Hybrid
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox, Automatic Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive, All-Wheel Drive
Drive Type
Front-Wheel Drive
Power HP
218 - 324 HP
Power HP
204 HP
Acceleration 0-100km/h
5.9 - 9.6 s
Acceleration 0-100km/h
7.4 - 7.8 s
Max Speed
-
Max Speed
-
Torque
300 - 550 Nm
Torque
283 Nm
Number of Cylinders
4
Number of Cylinders
-
Power kW
160 - 238 kW
Power kW
150 kW
Engine capacity
1,497 - 1,498 cm3
Engine capacity
-

General

Model Year
2,024 - 2,026
Model Year
2025
CO2 Efficiency Class
A, B
CO2 Efficiency Class
A
Brand
BYD
Brand
Kia
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.