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Kia EV9 vs BYD Sealion 7 comparison

Compare performance (508 HP vs 530 HP), boot space and price (54,200 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Kia EV9 or BYD Sealion 7?

Kia EV9 vs BYD Sealion 7: Key differences

Kia EV9

5 (1 Reviews)
rate
  • barely more efficient
  • moderately more electric range

BYD Sealion 7

5 (2 Reviews)
rate
  • clearly cheaper
  • very slightly more power
  • only slightly quicker 0–100 km/h
  • very slightly lighter
  • noticeably more trunk space

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

EV9

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.

BYD Sealion 7 is clearly cheaper – starting at 42,800 £ , while the Kia EV9 costs 54,200 £ . That’s a price difference of around 11,314 £.

In terms of energy consumption, the Kia EV9 is barely more efficient: consuming 19.5 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 0.4 kWh/100km.

As for electric range, the Kia EV9 offers moderately more range – reaching up to 563 km, about 61 km more than the BYD Sealion 7.

Sealion 7

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 Sealion 7 offers very slightly more power – delivering 530 HP compared to 508 HP. That’s roughly 22 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Sealion 7 is only slightly quicker – completing the sprint in 4.5 s, while the Kia EV9 takes 4.6 s. That’s about 0.1 s quicker.

There’s also a difference in torque: the Kia EV9 delivers only slightly more torque with 740 Nm compared to 690 Nm. That’s about 50 Nm more.

EV9

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.

Seats: Kia EV9 offers more seats – 7 vs 5.

In terms of curb weight, BYD Sealion 7 is very slightly lighter – 2,225 kg compared to 2,392 kg. The difference is around 167 kg.

Looking at boot space, the BYD Sealion 7 offers noticeably more boot space – 520 L compared to 333 L. That’s a difference of about 187 L.

When it comes to payload, the Kia EV9 carries markedly 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 £54,200
EV9

Kia EV9

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : All-Wheel Drive, Rear-Wheel Drive
  • Power HP : 204 - 508 HP
  • Consumption kWh/100km : 19.5 - 22.8 kWh/100km
  • Electric Range : 443 - 563 km
Kia EV9
BYD Sealion 7

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

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 Sealion 7

The Sealion 7 captivates with its striking design and impressive performance that appeals to both enthusiasts and casual drivers alike. With a focus on comfort and advanced technology, this model redefines the driving experience, making every journey enjoyable. Its sleek silhouette coupled with an innovative interior showcases the perfect blend of style and functionality.

details
Kia EV9
BYD Sealion 7

Costs and Consumption

Price
54,200 - 78,000 £
Price
42,800 - 52,300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.5 - 22.8 kWh/100km
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
443 - 563 km
Electric Range
456 - 502 km
Battery Capacity
99.8 kWh
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
SUV
Body Type
SUV
Seats
6 - 7
Seats
5
Doors
5
Doors
-
Curb weight
2,392 - 2,664 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
333 L
Trunk capacity
520 L
Length
5,015 mm
Length
-
Width
1,980 mm
Width
1,925 mm
Height
1,780 mm
Height
-
Max trunk capacity
2,318 - 2,393 L
Max trunk capacity
-
Payload
542 - 615 kg
Payload
410 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
All-Wheel Drive, Rear-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
204 - 508 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
4.6 - 9.4 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
200 km/h
Max Speed
-
Torque
350 - 740 Nm
Torque
380 - 690 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
150 - 374 kW
Power kW
230 - 390 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2,023 - 2,025
Model Year
2,024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
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.