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Tesla Model X vs BYD Sealion 7 comparison

Compare performance (1,020 HP vs 530 HP), boot space and price (98,600 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Tesla Model X or BYD Sealion 7?

Tesla Model X vs BYD Sealion 7: Key differences

Tesla Model X

4 (1 Reviews)
rate
  • clearly more power
  • barely more efficient
  • noticeably more electric range
  • considerably quicker 0–100 km/h
details

BYD Sealion 7

4.9 (3 Reviews)
rate
  • substantially cheaper
  • very slightly lighter
  • somewhat more trunk space
details

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

Model X

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 substantially cheaper – starting at 42,800 £ , while the Tesla Model X costs 98,600 £ . That’s a price difference of around 55,714 £.

In terms of energy consumption, the Tesla Model X is barely more efficient: consuming 18.3 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 1.6 kWh/100km.

As for electric range, the Tesla Model X offers noticeably more range – reaching up to 649 km, about 147 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 Tesla Model X offers clearly more power – delivering 1,020 HP compared to 530 HP. That’s roughly 490 HP more horsepower.

When accelerating from 0 to 100 km/h, the Tesla Model X is considerably quicker – completing the sprint in 2.6 s, while the BYD Sealion 7 takes 4.5 s. That’s about 1.9 s quicker.

Space and Everyday Use:

Whether family car or daily driver – which one offers more room, flexibility and comfort?

Both vehicles offer seating for 5 people.

In terms of curb weight, BYD Sealion 7 is very slightly lighter – 2,225 kg compared to 2,348 kg. The difference is around 123 kg.

Looking at boot space, the BYD Sealion 7 offers somewhat more boot space – 520 L compared to 425 L. That’s a difference of about 95 L.

When it comes to payload, the Tesla Model X carries clearly more – 527 kg compared to 410 kg. That’s a difference of about 117 kg.

Who wins the race in the data check?

The Tesla Model X 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 £98,600
Model X

Tesla Model X

  • Engine Type Electric
  • Transmission Automatic
  • Drive Type All-Wheel Drive
  • Power HP 670 - 1,020 HP
  • Consumption kWh/100km 18.3 - 19.3 kWh/100km
  • Electric Range 609 - 649 km
Tesla Model X
BYD Sealion 7

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Tesla Model X

The Model X stands out in the electric SUV market with its striking falcon-wing doors and spacious interior, providing both style and practicality. Its exceptional range and impressive performance make it a standout choice for environmentally-conscious drivers seeking a luxurious experience. With advanced technology features and a strong focus on safety, the Model X redefines what an electric vehicle can be.

details

BYD Sealion 7

The BYD Sealion 7 is a sleek electric wagon that blends sporty styling with surprising practicality, making it a compelling choice for drivers who want something different from the usual hatchback or SUV. Its refined interior and composed road manners give it an upscale feel, while clever packaging keeps it versatile for daily use.

details
Tesla Model X
BYD Sealion 7

Costs and Consumption

Price
98,600 - 107,100 £
Price
42,800 - 52,300 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
18.3 - 19.3 kWh/100km
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
609 - 649 km
Electric Range
456 - 502 km
Battery Capacity
-
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
2,348 - 2,470 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
425 L
Trunk capacity
520 L
Length
5,036 mm
Length
-
Width
1,999 mm
Width
1,925 mm
Height
1,684 mm
Height
-
Max trunk capacity
2,675 L
Max trunk capacity
-
Payload
500 - 527 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
670 - 1,020 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
2.6 - 3.9 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
240 - 262 km/h
Max Speed
-
Torque
-
Torque
380 - 690 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
493 - 750 kW
Power kW
230 - 390 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2025
Model Year
2024
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
Tesla
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.