2025 BYD Sealion 7 Design

Overview

• Make: BYD
• Model: Sealion 7
• Trim: Design
• Version: Design Auto 4WD 5dr (522 bhp)
• Year: 2025
• Mileage: 5,926 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 522 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Black
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Sealion 7 Design has covered 5,926 miles. Its asking price of £33,490 is £1,074 below the AskCar estimate of £34,564. The AskCar estimate uses UK dealer asking prices, including 129 BYD Sealion 7 adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records today. The seller is SG Petch Darlington, based in Darlington. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,074 (3%) under the AskCar estimate of £34,564.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 129 priced BYD Sealion 7 adverts across different ages and specifications, as of 7 November 2026.

Time on sale

AskCar first saw this 2025 BYD Sealion 7 advertised today. About half of 2025 BYD Sealion 7 cars are gone from sale within a month of being advertised: 101 of the 193 first advertised between 7 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 7 November 2026 at £33,490. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Similar cars

17 other 2025 BYD Sealion 7 Design automatic SUVs are for sale at UK dealers, from £31,620 to £50,395, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Sealion 7 Design, SUV, grey. Mileage: 6,352 miles. Price: £32,469, £1,021 less than this car. Dealer: LSH Auto BYD Tamworth in Tamworth. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-4c5d08e67bdb
• 2025 BYD Sealion 7 Design, SUV, black. Mileage: 5,331 miles. Price: £33,035, £455 less than this car. Dealer: Glyn Hopkin BYD Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-1478c54998c7
• 2025 BYD Sealion 7 Design, SUV, black. Mileage: 5,182 miles. Price: £32,883, £607 less than this car. Dealer: Glyn Hopkin BYD Ipswich in Ipswich. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-096880ce091c

• The nearest: 2025 BYD Sealion 7 Design, SUV, black, under a mile from this car. Mileage: 4,564 miles. Price: £32,990, £500 less than this car. Dealer: SG Petch Darlington in Darlington. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-1b046d6aac76