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BMW iX3 vs BYD Sealion 7 - Differences and prices compared

Compare performance (469 HP vs 530 HP), boot space and price (59100 £ vs 42800 £ ) at a glance. Find out which car is the better choice for you – BMW iX3 or BYD Sealion 7?

BMW iX3

4.7 (2 Reviews)
rate

BYD Sealion 7

5 (2 Reviews)
rate

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

iX3

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 has a noticeable advantage in terms of price – it starts at 42800 £ , while the BMW iX3 costs 59100 £ . That’s a price difference of around 16209 £.

In terms of energy consumption, the advantage goes to the BMW iX3: with 15.10 kWh per 100 km, it’s clearly perceptible more efficient than the BYD Sealion 7 with 19.90 kWh. That’s a difference of about 4.80 kWh.

As for electric range, the BMW iX3 performs evident better – achieving up to 805 km, about 303 km more than the BYD Sealion 7.

Sealion 7

Engine and Performance:

Power, torque and acceleration say a lot about how a car feels on the road. This is where you see which model delivers more driving dynamics.

When it comes to engine power, the BYD Sealion 7 has a to a small extent edge – offering 530 HP compared to 469 HP. That’s roughly 61 HP more horsepower.

In acceleration from 0 to 100 km/h, the BYD Sealion 7 is slight quicker – completing the sprint in 4.50 s, while the BMW iX3 takes 4.90 s. That’s about 0.40 s faster.

There’s also a difference in torque: BYD Sealion 7 pulls slight stronger with 690 Nm compared to 645 Nm. That’s about 45 Nm difference.

iX3

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 curb weight, BYD Sealion 7 is slight lighter – 2225 kg compared to 2360 kg. The difference is around 135 kg.

Boot capacity is identical – both offer 520 L of storage.

When it comes to payload, BMW iX3 a bit takes the win – 465 kg compared to 410 kg. That’s a difference of about 55 kg.

Who wins the race in the data check?

The BYD Sealion 7 holds a very small edge 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.

BMW iX3
BYD Sealion 7

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis
from about £42,800
Sealion 7

BYD Sealion 7

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 313 - 530 HP
  • Consumption kWh/100km : 19.9 - 21.9 kWh
  • Electric Range : 456 - 502 km
details

BMW iX3

4.7 (2 Reviews)
rate

The BMW iX3 brings BMW's familiar SUV poise into the electric era, blending restrained styling and a comfortable, composed ride that will please traditionalists dipping their toes into electrification. It's quiet, practical and rather grown-up about going electric — a sensible choice for buyers who want BMW driving manners without the drama.

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BYD Sealion 7

5 (2 Reviews)
rate

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.

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Reviews BMW iX3

4.7 (2 Reviews)
rate

Reviews BYD Sealion 7

5 (2 Reviews)
rate

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BMW iX3
BYD Sealion 7

Costs and Consumption
Price
59100 - 64600 £
Price
42800 - 52300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
15.10 kWh
Consumption kWh/100km
19.9 - 21.9 kWh
Electric Range
805 km
Electric Range
456 - 502 km
Battery Capacity
108.70 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
5
Seats
5
Doors
5
Doors
-
Curb weight
2360 kg
Curb weight
2225 - 2435 kg
Trunk capacity
520 L
Trunk capacity
520 L
Length
4782 mm
Length
-
Width
1895 mm
Width
1925 mm
Height
1635 mm
Height
-
Max trunk capacity
1750 L
Max trunk capacity
-
Payload
465 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
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
469 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
4.90 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
210 km/h
Max Speed
-
Torque
645 Nm
Torque
380 - 690 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
345 kW
Power kW
230 - 390 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2026
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
BYD

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What drive types are available for the BMW iX3?

The BMW iX3 is available as All-Wheel Drive.

The prices shown are estimates based on German list prices, adjusted for local VAT. Local registration taxes (e.g. NoVA, BPM or CO2 malus) are not included. This information is not legally binding.