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Vauxhall Astra Sports Tourer vs BYD Sealion 7 comparison

Compare performance (196 HP vs 530 HP), boot space and price (30,000 £ vs 42,800 £ ) at a glance. Find out which car is the better choice for you – Vauxhall Astra Sports Tourer or BYD Sealion 7?

Vauxhall Astra Sports Tourer vs BYD Sealion 7: Key differences

Vauxhall Astra Sports Tourer

4.4 (1 Reviews)
rate
  • substantially cheaper
  • noticeably more efficient
  • considerably lighter
  • somewhat more trunk space
details

BYD Sealion 7

5 (2 Reviews)
rate
  • considerably more power
  • a bit more electric range
  • substantially quicker 0–100 km/h
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

Astra Sports Tourer

Costs and Efficiency:

Price and efficiency are key factors when choosing a car – and this is often where the real differences emerge.

Vauxhall Astra Sports Tourer is substantially cheaper – starting at 30,000 £ , while the BYD Sealion 7 costs 42,800 £ . That’s a price difference of around 12,857 £.

In terms of energy consumption, the Vauxhall Astra Sports Tourer is noticeably more efficient: consuming 15.6 kWh/100km compared to 19.9 kWh/100km for the BYD Sealion 7. That’s a difference of about 4.3 kWh/100km.

As for electric range, the BYD Sealion 7 offers a bit more range – reaching up to 502 km, about 57 km more than the Vauxhall Astra Sports Tourer.

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 offers considerably more power – delivering 530 HP compared to 196 HP. That’s roughly 334 HP more horsepower.

When accelerating from 0 to 100 km/h, the BYD Sealion 7 is substantially quicker – completing the sprint in 4.5 s, while the Vauxhall Astra Sports Tourer takes 7.7 s. That’s about 3.2 s quicker.

There’s also a difference in torque: the BYD Sealion 7 delivers substantially more torque with 690 Nm compared to 360 Nm. That’s about 330 Nm more.

Astra Sports Tourer

Space and Everyday Use:

Cabin size, boot volume and payload all play a role in everyday practicality. Here, comfort and flexibility make the difference.

Both vehicles offer seating for 5 people.

In terms of curb weight, Vauxhall Astra Sports Tourer is considerably lighter – 1,438 kg compared to 2,225 kg. The difference is around 787 kg.

Looking at boot space, the Vauxhall Astra Sports Tourer offers somewhat more boot space – 597 L compared to 520 L. That’s a difference of about 77 L.

When it comes to payload, the Vauxhall Astra Sports Tourer carries a bit more – 502 kg compared to 410 kg. That’s a difference of about 92 kg.

Who wins the race in the data check?

The BYD Sealion 7 is decisively ahead 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
Vauxhall Astra Sports Tourer
BYD Sealion 7

Costs and Consumption

View detailed analysis

Engine and Performance

View detailed analysis

Dimensions and Body

View detailed analysis

Vauxhall Astra Sports Tourer

The Opel Astra Sports Tourer blends family-friendly practicality with a sleek, grown-up wagon silhouette that manages to be both useful and unexpectedly stylish. It’s an easy car to live with — comfortable, well put together and clever with space — a sensible choice for buyers who want everyday versatility without fuss.

details

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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Vauxhall Astra Sports Tourer
BYD Sealion 7

Costs and Consumption

Price
30,000 - 39,600 £
Price
42,800 - 52,300 £
Consumption L/100km
2.3 - 5 L/100km
Consumption L/100km
-
Consumption kWh/100km
15.6 kWh/100km
Consumption kWh/100km
19.9 - 21.9 kWh/100km
Electric Range
82 - 445 km
Electric Range
456 - 502 km
Battery Capacity
-
Battery Capacity
-
co2
0 - 132 g/km
co2
0 g/km
Fuel tank capacity
-
Fuel tank capacity
-

Dimensions and Body

Body Type
Estate
Body Type
SUV
Seats
5
Seats
5
Doors
-
Doors
-
Curb weight
1,438 - 1,765 kg
Curb weight
2,225 - 2,435 kg
Trunk capacity
466 - 597 L
Trunk capacity
520 L
Length
-
Length
-
Width
1,859 mm
Width
1,925 mm
Height
-
Height
-
Max trunk capacity
-
Max trunk capacity
-
Payload
434 - 502 kg
Payload
410 kg

Engine and Performance

Engine Type
Petrol MHEV, Plugin Hybrid, Diesel, Electric
Engine Type
Electric
Transmission
Automatic
Transmission
Automatic
Transmission Detail
Dual-Clutch Automatic, Automatic Gearbox, Reduction Gearbox
Transmission Detail
Reduction Gearbox
Drive Type
Front-Wheel Drive
Drive Type
Rear-Wheel Drive, All-Wheel Drive
Power HP
130 - 196 HP
Power HP
313 - 530 HP
Acceleration 0-100km/h
7.7 - 10.6 s
Acceleration 0-100km/h
4.5 - 6.7 s
Max Speed
-
Max Speed
-
Torque
230 - 360 Nm
Torque
380 - 690 Nm
Number of Cylinders
3 - 4
Number of Cylinders
-
Power kW
96 - 144 kW
Power kW
230 - 390 kW
Engine capacity
1,199 - 1,598 cm3
Engine capacity
-

General

Model Year
2026
Model Year
2024
CO2 Efficiency Class
C, B, D, A
CO2 Efficiency Class
A
Brand
Vauxhall
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.