2025 BYD Sealion 7 Design

Overview

• Make: BYD
• Model: Sealion 7
• Trim: Design
• Version: Design Auto 4WD 5dr (522 bhp)
• Year: 2025
• Mileage: 2,154 miles
• Fuel: Electric
• Body: SUV, 5 doors, 5 seats
• Engine: 522 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: Grey
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Sealion 7 Design is advertised with 2,154 miles, approximately 3,800 below the typical mileage for its age. The AskCar estimate for this car is £35,761. It is priced at £34,498, which is £1,263 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 129 BYD Sealion 7 cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 161 days, and its asking price is down £2,500. The seller is Arnold Clark Edinburgh Seafield Kia / BYD, based in Edinburgh. 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: £1,263 (3%) under the AskCar estimate of £35,761.

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

The dealer may accept less. This 2025 BYD Sealion 7 has been on sale for at least 161 days, and its asking price has been cut by £2,500. 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 30 May 2026 at £36,998. Its asking price is now £34,498, £2,500 less. The latest price cut was seen on 2 October 2026.

Price changes recorded:

• 30 May 2026: £36,998
• 2 June 2026: £36,498
• 26 June 2026: £35,998
• 20 August 2026: £35,498
• 24 September 2026: £34,998
• 2 October 2026: £34,498

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,800 miles lower than the median mileage of a 2025 BYD Sealion 7 on AskCar.

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: 3,268 miles. Price: £34,490, the same price as this car. Dealer: Sinclair Group Mercedes-Benz Of Cardiff & Newport in Cardiff. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-6bce067855b7
• 2025 BYD Sealion 7 Design, SUV, white. Mileage: 4,155 miles. Price: £34,495, the same price as this car. Dealer: Chariots Specialist Cars Chariots BYD Kettering in Kettering. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-b17c9987573f
• 2025 BYD Sealion 7 Design, SUV, black. Mileage: 10 miles. Price: £49,295, £14,797 more than this car. Dealer: Arnold Clark Edinburgh Sighthill Motorstore / Fiat / BYD in Edinburgh. AskCar page: https://askcar.co.uk/car/byd-sealion-7-2025-a2909a5a2eb8