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BYD Sealion 7 vs Alpine A390 comparison

Compare performance (530 HP vs 470 HP), boot space and price (42,800 £ vs 57,900 £ ) at a glance. Find out which car is the better choice for you – BYD Sealion 7 or Alpine A390?

BYD Sealion 7 vs Alpine A390: Key differences

BYD Sealion 7

5 (2 Reviews)
rate
  • clearly cheaper
  • somewhat more power

Alpine A390

  • very slightly more efficient
  • barely more electric range
  • somewhat quicker 0–100 km/h
  • very slightly lighter
  • very slightly 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

Sealion 7

Costs and Efficiency:

Looking at overall running costs, both models reveal some interesting differences in everyday economy.

BYD Sealion 7 is clearly cheaper – starting at 42,800 £ , while the Alpine A390 costs 57,900 £ . That’s a price difference of around 15,009 £.

In terms of energy consumption, the Alpine A390 is very slightly more efficient: consuming 18.7 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 1.2 kWh/100km.

As for electric range, the Alpine A390 offers barely more range – reaching up to 555 km, about 53 km more than the BYD Sealion 7.

A390

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 offers somewhat more power – delivering 530 HP compared to 470 HP. That’s roughly 60 HP more horsepower.

When accelerating from 0 to 100 km/h, the Alpine A390 is somewhat quicker – completing the sprint in 3.9 s, while the BYD Sealion 7 takes 4.5 s. That’s about 0.6 s quicker.

There’s also a difference in torque: the Alpine A390 delivers somewhat more torque with 824 Nm compared to 690 Nm. That’s about 134 Nm more.

Sealion 7

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 terms of curb weight, Alpine A390 is very slightly lighter – 2,121 kg compared to 2,225 kg. The difference is around 104 kg.

Looking at boot space, the Alpine A390 offers very slightly more boot space – 532 L compared to 520 L. That’s a difference of about 12 L.

Who wins the race in the data check?

The BYD Sealion 7 holds a slight 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.

from £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/100km
  • Electric Range : 456 - 502 km
details

Frequently compared as well

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Alpine A390

Costs and Consumption
View detailed analysis

Engine and Performance
View detailed analysis

Dimensions and Body
View detailed analysis

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.

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byd-sealion-7-17
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Reviews BYD Sealion 7

5 (2 Reviews)
rate
oriol
27 Feb 2026, 15:33:27

range that I can always charge to 100% — unlike other brands that told me it was recommended to stop at 80%, which consequently cut my real range from 600 to 480 by not being able to charge to 100%. I think that's something people should know.

How do you mainly use this car? (optional): Commuter (short/medium distance)
Efficiency / Consumption & Range
Comfort & Interior
Driving Fun / Performance
Technology & Infotainment
Safety
Practicality / Trunk & Everyday Use
Value for Money

Alpine A390

The Alpine A390 is the brand’s leap into the fast electric crossover arena, wrapping Dieppe’s lightweight ethos in a sleek, coupe-ish body with real everyday usability. If the steering and chassis feel echo the A110, this could be the enthusiast’s family EV—subtle, sharp, and très chic, with enough theatre to make the school run feel like a pit lane exit.

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Reviews Alpine A390

No reviews yet. Share your experience and help others decide.

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Alpine A390

Costs and Consumption
Price
42,800 - 52,300 £
Price
57,900 - 66,900 £
Consumption L/100km
-
Consumption L/100km
-
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Consumption kWh/100km
18.7 - 19.8 kWh/100km
Electric Range
456 - 502 km
Electric Range
515 - 555 km
Battery Capacity
-
Battery Capacity
89 kWh
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
-
Doors
5
Curb weight
2,225 - 2,435 kg
Curb weight
2,121 kg
Trunk capacity
520 L
Trunk capacity
532 L
Length
-
Length
4,615 mm
Width
1,925 mm
Width
1,885 mm
Height
-
Height
1,532 mm
Max trunk capacity
-
Max trunk capacity
1,643 L
Payload
410 kg
Payload
-

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
All-Wheel Drive
Power HP
313 - 530 HP
Power HP
400 - 470 HP
Acceleration 0-100km/h
4.5 - 6.7 s
Acceleration 0-100km/h
3.9 - 4.8 s
Max Speed
-
Max Speed
200 - 220 km/h
Torque
380 - 690 Nm
Torque
661 - 824 Nm
Number of Cylinders
-
Number of Cylinders
-
Power kW
230 - 390 kW
Power kW
295 - 345 kW
Engine capacity
-
Engine capacity
-

General
Model Year
2,024
Model Year
2,026
CO2 Efficiency Class
A
CO2 Efficiency Class
A
Brand
BYD
Brand
Alpine
What drivetrain options does the BYD Sealion 7 have?

The BYD Sealion 7 is offered with Rear-Wheel Drive or All-Wheel Drive.

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.