Compare performance (476 HP vs 530 HP), boot space and price (42,000 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Polestar 2 or BYD Sealion 7?
All details on performance, efficiency, range and trunk space can be found in the technical comparison below – including user reviews for both models.
When it comes to electric vehicles, the choice often boils down to efficiency, performance, and practicality. The Polestar 2 and BYD Sealion 7 are two formidable contenders in the compact and SUV electric car segments, respectively. This comparison will delve into their technical specifications, innovative features, and overall appeal.
The Polestar 2 is a hatchback that exudes a sleek and modern aesthetic, measuring 4606 mm in length and 1859 mm in width. With a height of 1479 mm, its profile suggests agility and sportiness, catering to those who appreciate a refined design.
In contrast, the BYD Sealion 7 is an SUV, showcasing a more robust stance with dimensions of 4830 mm in length, 1925 mm in width, and a height of 1620 mm. This makes it not only taller but also broader, giving it a commanding road presence ideal for families and adventurers alike.
Under the hood, the Polestar 2 impresses with a choice between multiple configurations, offering power outputs ranging from 272 HP to 476 HP. It achieves 0-100 km/h in as little as 4.2 seconds, depending on the variant chosen. The dual motor setup enhances traction, providing an all-wheel-drive option with a maximum torque of 740 Nm.
The BYD Sealion 7 offers competitive performance, with outputs varying from 313 HP to a potent 530 HP variant. It accelerates from 0-100 km/h in 4.5 seconds, leveraging a robust rear-wheel-drive or all-wheel-drive capability. The Sealion 7's torque peaks at 690 Nm, offering strong pulling power for various driving conditions.
In terms of battery capacity, the Polestar 2 comes equipped with a 78 kWh battery, offering an impressive electric range of up to 659 km on the more efficient variants. Its energy consumption stands between 14.7 and 16.8 kWh/100 km, ensuring efficient use of power.
The BYD Sealion 7, meanwhile, hosts a different battery configuration with a slightly lower range, maxing out at 502 km. Its energy consumption rates are higher, ranging between 19.9 and 21.9 kWh/100 km, making it slightly less efficient compared to its Polestar counterpart.
Both vehicles come loaded with advanced technologies, but their approaches differ. The Polestar 2 features a minimalist interior design meant for utmost driver focus, equipped with a Google Android-based infotainment system that provides hands-free navigation and smart features integrated right into the vehicle.
The BYD Sealion 7 boasts an expansive and tech-rich interior, emphasizing comfort and entertainment. With a larger trunk capacity of 520 liters compared to the Polestar's 405 liters, it caters to families needing extra space. Moreover, its high-tech driver assistance and safety systems are designed to enhance the driving experience.
Both models hold a CO2 efficiency class of A, emphasizing their eco-friendly designs. The Polestar 2 stands out with zero emissions and lower energy consumption, positioning it as an environmentally conscious choice for urban commuters.
The BYD Sealion 7, while slightly less efficient, also maintains an eco-friendly profile. Both vehicles offer charging solutions, making them convenient options for daily use and long-distance travel.
When comparing the Polestar 2 and BYD Sealion 7, the choice ultimately depends on personal preference and requirements. The Polestar 2 serves those who seek performance and efficiency in a compact form, while the BYD Sealion 7 appeals to families or individuals looking for spaciousness in an SUV format.
Whether you lean towards the agile hatchback or the versatile SUV, both the Polestar 2 and BYD Sealion 7 showcase the promising advancements in electric vehicle technology, paving the way for a sustainable future in automotive innovation.
Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.
Polestar 2 is very slightly cheaper – starting at 42,000 £ , while the BYD Sealion 7 costs 42,800 £ . That’s a price difference of around 857 £.
In terms of energy consumption, the Polestar 2 is clearly more efficient: consuming 14.8 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 5.1 kWh/100km.
As for electric range, the Polestar 2 offers clearly more range – reaching up to 659 km, about 157 km more than the BYD Sealion 7.
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 slightly more power – delivering 530 HP compared to 476 HP. That’s roughly 54 HP more horsepower.
When accelerating from 0 to 100 km/h, the Polestar 2 is very slightly quicker – completing the sprint in 4.2 s, while the BYD Sealion 7 takes 4.5 s. That’s about 0.3 s quicker.
There’s also a difference in torque: the Polestar 2 delivers only slightly more torque with 740 Nm compared to 690 Nm. That’s about 50 Nm more.
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, Polestar 2 is somewhat lighter – 2,015 kg compared to 2,225 kg. The difference is around 210 kg.
Looking at boot space, the BYD Sealion 7 offers visibly more boot space – 520 L compared to 405 L. That’s a difference of about 115 L.
When it comes to payload, the Polestar 2 carries only slightly more – 421 kg compared to 410 kg. That’s a difference of about 11 kg.
The Polestar 2 stands out in the key areas 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.
The Polestar 2 is a crisp, Scandinavian-styled electric liftback that pairs minimalist luxury with a focused, driver's attitude. It feels agile and composed whether you’re commuting or heading out for the weekend, with a tech-forward cabin and enough personality to make everyday driving a bit more fun.
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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.
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Costs and Consumption |
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Price
42,000 - 57,400 £
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Price
42,800 - 52,300 £
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Consumption L/100km
-
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Consumption L/100km
-
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Consumption kWh/100km
14.8 - 16.8 kWh/100km
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Consumption kWh/100km
19.9 - 21.9 kWh/100km
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Electric Range
554 - 659 km
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Electric Range
456 - 502 km
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Battery Capacity
78 kWh
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Battery Capacity
-
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co2
0 g/km
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co2
0 g/km
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Fuel tank capacity
-
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Fuel tank capacity
-
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Dimensions and Body |
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Body Type
Sedan
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Body Type
SUV
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Seats
5
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Seats
5
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Doors
5
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Doors
-
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Curb weight
2,015 - 2,188 kg
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Curb weight
2,225 - 2,435 kg
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Trunk capacity
405 L
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Trunk capacity
520 L
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Length
4,606 mm
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Length
-
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Width
1,859 mm
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Width
1,925 mm
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Height
1,473 - 1,479 mm
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Height
-
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Max trunk capacity
1,095 L
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Max trunk capacity
-
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Payload
375 - 421 kg
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Payload
410 kg
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Engine and Performance |
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Engine Type
Electric
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Engine Type
Electric
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Transmission
Automatic
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Transmission
Automatic
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Transmission Detail
Reduction Gearbox
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Transmission Detail
Reduction Gearbox
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Drive Type
All-Wheel Drive, Rear-Wheel Drive
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Drive Type
Rear-Wheel Drive, All-Wheel Drive
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Power HP
272 - 476 HP
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Power HP
313 - 530 HP
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Acceleration 0-100km/h
4.2 - 6.4 s
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Acceleration 0-100km/h
4.5 - 6.7 s
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Max Speed
205 km/h
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Max Speed
-
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Torque
490 - 740 Nm
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Torque
380 - 690 Nm
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Number of Cylinders
-
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Number of Cylinders
-
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Power kW
200 - 350 kW
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Power kW
230 - 390 kW
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Engine capacity
-
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Engine capacity
-
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General |
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Model Year
2024
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Model Year
2024
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CO2 Efficiency Class
A
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CO2 Efficiency Class
A
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Brand
Polestar
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Brand
BYD
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Deutschland
France
Nederland
Great Britain
Sverige
Danmark
Suomi
Italia
Polska
Česko
España