2025 BYD Seal Design

Overview

• Make: BYD
• Model: Seal
• Trim: Design
• Version: 82.5kWh Design Auto RWD 4dr (308 bhp)
• Year: 2025
• Mileage: 8,834 miles
• Fuel: Electric
• Body: Saloon, 4 doors, 5 seats
• Engine: 308 bhp
• Gearbox: Automatic
• Drive: Rear-wheel drive
• Colour: Blue
• CO2: 0 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal Design has covered 8,834 miles. The dealer is asking £29,900, which is £735 above the AskCar estimate of £29,165. To work out the AskCar estimate, we analyse UK dealer adverts for 170 BYD Seal cars across different ages and specifications. We first recorded this car for sale today. The seller is Marshall BYD Northampton, based in Northampton. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £735 (2%) over the AskCar estimate of £29,165.

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 170 priced BYD Seal adverts across different ages and specifications, as of 5 November 2026.

Time on sale

AskCar first saw this 2025 BYD Seal advertised today. About 4 in 10 of 2025 BYD Seal cars are gone from sale within a month of being advertised: 64 of the 161 first advertised between 11 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 November 2026 at £29,900. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,600 miles higher than the median mileage of a 2025 BYD Seal on AskCar.

Similar cars

24 other 2025 BYD Seal Design automatic saloons are for sale at UK dealers, from £25,999 to £43,295, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal Design, saloon, grey. Mileage: 9,200 miles. Price: £28,185, £1,715 less than this car. Dealer: Carsa Bolton in Bolton. AskCar page: https://askcar.co.uk/car/byd-seal-2025-f8379ca5808f
• 2025 BYD Seal Design, saloon, white. Mileage: 9,212 miles. Price: £27,499, £2,401 less than this car. Dealer: cinch Bellevue in Hook. AskCar page: https://askcar.co.uk/car/byd-seal-2025-a24e98a143a5
• 2025 BYD Seal Design, saloon, black. Mileage: 7,662 miles. Price: £28,950, £950 less than this car. Dealer: S M Specialist Cars in Bedford. AskCar page: https://askcar.co.uk/car/byd-seal-2025-f00df0dd051b

• The nearest: 2025 BYD Seal Design, saloon, blue, under a mile from this car. Mileage: 12,446 miles. Price: £29,500, £400 less than this car. Dealer: Marshall BYD Northampton in Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-2025-220f2a3bb443