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BMW i7 vs BYD Seal - Differences and prices compared

Compare performance (659 HP vs 530 HP), boot space and price (99200 £ vs 40300 £ ) at a glance. Find out which car is the better choice for you – BMW i7 or BYD Seal?

BMW i7

BYD Seal

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

i7

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 Seal has a clearly advantage in terms of price – it starts at 40300 £ , while the BMW i7 costs 99200 £ . That’s a price difference of around 58894 £.

In terms of energy consumption, the advantage goes to the BYD Seal: with 15.40 kWh per 100 km, it’s noticeable more efficient than the BMW i7 with 18.50 kWh. That’s a difference of about 3.10 kWh.

As for electric range, the BMW i7 performs hardly perceptible better – achieving up to 624 km, about 54 km more than the BYD Seal.

Seal

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 BMW i7 has a somewhat edge – offering 659 HP compared to 530 HP. That’s roughly 129 HP more horsepower.

In acceleration from 0 to 100 km/h, the BMW i7 is barely noticeable quicker – completing the sprint in 3.70 s, while the BYD Seal takes 3.80 s. That’s about 0.10 s faster.

In terms of top speed, the BMW i7 performs clearly perceptible better – reaching 250 km/h, while the BYD Seal tops out at 180 km/h. The difference is around 70 km/h.

There’s also a difference in torque: BMW i7 pulls distinct stronger with 1100 Nm compared to 670 Nm. That’s about 430 Nm difference.

i7

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 Seal is evident lighter – 1907 kg compared to 2595 kg. The difference is around 688 kg.

In terms of boot space, the BMW i7 offers slightly more room – 500 L compared to 400 L. That’s a difference of about 100 L.

When it comes to payload, BMW i7 to a small extent takes the win – 535 kg compared to 473 kg. That’s a difference of about 62 kg.

Who wins the race in the data check?

The BYD Seal is clearly ahead overall 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 i7
BYD Seal

Costs and Consumption

View detailed analysis

Engine and Performance

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Dimensions and Body

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from about £40,300
Seal

BYD Seal

  • Engine Type : Electric
  • Transmission : Automatic
  • Drive Type : Rear-Wheel Drive, All-Wheel Drive
  • Power HP : 231 - 530 HP
  • Consumption kWh/100km : 15.4 - 18.2 kWh
  • Electric Range : 460 - 570 km

BMW i7

The BMW i7 is a quietly imposing electric limousine that wraps advanced tech and traditional Bavarian comfort in a futuristic skin. For buyers after serene luxury with a mischievous streak, it pampers rear-seat occupants while reminding the driver that BMW still knows how to make a big car feel alive.

details

BYD Seal

The BYD Seal is a sleek electric fastback that punches above its class with sporty looks and a surprisingly premium cabin, offering a very modern alternative for buyers who want style and substance without the badge snobbery. On the road it feels composed and eager, packed with tech and everyday practicality—ideal for shoppers after eco-friendly performance with a cheeky wink.

details
BMW i7
BYD Seal

Costs and Consumption

Price
99200 - 157000 £
Price
40300 - 45400 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
18.5 - 20.8 kWh
Consumption kWh/100km
15.4 - 18.2 kWh
Electric Range
559 - 624 km
Electric Range
460 - 570 km
Battery Capacity
101.70 kWh
Battery Capacity
-
co2
0 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Sedan
Body Type
Sedan
Seats
5
Seats
5
Doors
4
Doors
4
Curb weight
2595 - 2770 kg
Curb weight
1907 - 2185 kg
Trunk capacity
500 L
Trunk capacity
400 L
Length
5391 mm
Length
4800 mm
Width
1950 mm
Width
1875 mm
Height
1544 mm
Height
1460 mm
Max trunk capacity
-
Max trunk capacity
-
Payload
480 - 535 kg
Payload
446 - 473 kg

Engine and Performance

Engine Type
Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
455 - 659 HP
Power HP
231 - 530 HP
Acceleration 0-100km/h
3.7 - 5.5 s
Acceleration 0-100km/h
3.8 - 7.5 s
Max Speed
205 - 250 km/h
Max Speed
180 km/h
Torque
650 - 1100 Nm
Torque
360 - 670 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
335 - 485 kW
Power kW
170 - 390 kW
Engine capacity
-
Engine capacity
-

General

Model Year
2022 - 2023
Model Year
2023 - 2025
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BMW
Brand
BYD
Is the BMW i7 offered with different drivetrains?

Available configurations include Rear-Wheel Drive or 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.