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Kia EV9 vs BYD Seal U comparison
Compare performance (508 HP vs 324 HP), boot space and price (54,600 £ vs 34,300 £ ) at a glance. Find out which car is the better choice for you – Kia EV9 or BYD Seal U?
Kia EV9 vs BYD Seal U: Key differences
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
EV9
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 clearly cheaper – starting at 34,300 £ , while the Kia EV9 costs 54,600 £ . That’s a price difference of around 20,314 £.
In terms of energy consumption, the BYD Seal U is substantially more efficient: consuming 12.1 kWh/100km compared to 19.5 kWh/100km for the Kia EV9. That’s a difference of about 7.4 kWh/100km.
As for electric range, the Kia EV9 offers somewhat more range – reaching up to 563 km, about 63 km more than the BYD Seal U.
Seal U
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 Kia EV9 offers clearly more power – delivering 508 HP compared to 324 HP. That’s roughly 184 HP more horsepower.
When accelerating from 0 to 100 km/h, the Kia EV9 is visibly quicker – completing the sprint in 4.6 s, while the BYD Seal U takes 5.9 s. That’s about 1.3 s quicker.
There’s also a difference in torque: the Kia EV9 delivers markedly more torque with 740 Nm compared to 550 Nm. That’s about 190 Nm more.
EV9
Space and Everyday Use:
Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.
Seats: Kia EV9 offers more seats – 7 vs 5.
In terms of curb weight, BYD Seal U is visibly lighter – 1,940 kg compared to 2,392 kg. The difference is around 452 kg.
Looking at boot space, the BYD Seal U offers clearly more boot space – 552 L compared to 333 L. That’s a difference of about 219 L.
When it comes to payload, the Kia EV9 carries clearly more – 615 kg compared to 410 kg. That’s a difference of about 205 kg.
Who wins the race in the data check?
The Kia EV9 has only a minor advantage 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 £54,600
Kia EV9
Kia EV9
BYD Seal U
Costs and Consumption
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Engine and Performance
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Dimensions and Body
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Kia EV9
The Kia EV9 is a bold, boxy electric SUV that looks like it could swallow your luggage and the in‑laws, with an interior that feels more lounge than cockpit and a presence that makes smaller rivals suddenly feel shy. On the road it delivers calm long‑distance composure with enough shove to keep overtakes effortless, and its tech and practicality make it an easy, sensible choice for buyers who want electric without compromise.
details
BYD Seal U
The BYD Seal U is a sleek electric fastback that blends sporty styling with a roomy, tech-focused interior, making it an appealing choice for buyers who want electric performance without sacrificing comfort. It delivers a smooth, composed ride and intuitive features, positioning it as a practical yet modern option in the EV market.
details
Kia EV9
BYD Seal U
Costs and Consumption |
|
|---|---|
|
Price
54,600 - 78,400 £
|
Price
34,300 - 39,800 £
|
|
Consumption L/100km
-
|
Consumption L/100km
-
|
|
Consumption kWh/100km
19.5 - 22.8 kWh/100km
|
Consumption kWh/100km
12.1 - 20.5 kWh/100km
|
|
Electric Range
443 - 563 km
|
Electric Range
70 - 500 km
|
|
Battery Capacity
-
|
Battery Capacity
-
|
|
co2
0 g/km
|
co2
0 - 71 g/km
|
|
Fuel tank capacity
-
|
Fuel tank capacity
-
|
Dimensions and Body |
|
|---|---|
|
Body Type
SUV
|
Body Type
SUV
|
|
Seats
6 - 7
|
Seats
5
|
|
Doors
-
|
Doors
-
|
|
Curb weight
2,392 - 2,664 kg
|
Curb weight
1,940 - 2,147 kg
|
|
Trunk capacity
333 L
|
Trunk capacity
425 - 552 L
|
|
Length
-
|
Length
-
|
|
Width
1,980 mm
|
Width
1,890 mm
|
|
Height
-
|
Height
-
|
|
Max trunk capacity
-
|
Max trunk capacity
-
|
|
Payload
542 - 615 kg
|
Payload
410 kg
|
Engine and Performance |
|
|---|---|
|
Engine Type
Electric
|
Engine Type
Electric, Plugin Hybrid
|
|
Transmission
Automatic
|
Transmission
Automatic
|
|
Transmission Detail
Reduction Gearbox
|
Transmission Detail
Reduction Gearbox, Automatic Gearbox
|
|
Drive Type
Rear-Wheel Drive, All-Wheel Drive
|
Drive Type
Front-Wheel Drive, All-Wheel Drive
|
|
Power HP
204 - 508 HP
|
Power HP
218 - 324 HP
|
|
Acceleration 0-100km/h
4.6 - 9.4 s
|
Acceleration 0-100km/h
5.9 - 9.6 s
|
|
Max Speed
-
|
Max Speed
-
|
|
Torque
350 - 740 Nm
|
Torque
300 - 550 Nm
|
|
Number of Cylinders
-
|
Number of Cylinders
4
|
|
Power kW
150 - 374 kW
|
Power kW
160 - 238 kW
|
|
Engine capacity
-
|
Engine capacity
1,497 - 1,498 cm3
|
General |
|
|---|---|
|
Model Year
2025
|
Model Year
2,024 - 2,026
|
|
CO2 Efficiency Class
A
|
CO2 Efficiency Class
A, B
|
|
Brand
Kia
|
Brand
BYD
|
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.