2025 BYD Seal Design

Overview

• Make: BYD
• Model: Seal
• Trim: Design
• Version: 82.5kWh Design Auto RWD 4dr (308 bhp)
• Year: 2025
• Mileage: 12,446 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

At 12,446 miles, this 2025 BYD Seal Design has covered about 5,200 more miles than other 2025 BYD Seal cars. The dealer is asking £29,500, which is £1,305 above the AskCar estimate of £28,195. To work out the AskCar estimate, we analyse UK dealer adverts for 176 BYD Seal cars across different ages and specifications. Since we first spotted the advert 9 days ago, the asking price has dropped by £500. 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 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,305 (4%) over the AskCar estimate of £28,195.

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 176 priced BYD Seal adverts across different ages and specifications, as of 2 November 2026.

Time on sale

This 2025 BYD Seal has been on sale for at least 9 days.

Price history

AskCar first saw this advert on 24 October 2026 at £30,000. Its asking price is now £29,500, £500 less. The latest price cut was seen on 29 October 2026.

Price changes recorded:

• 24 October 2026: £30,000
• 29 October 2026: £29,500

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,200 miles higher than the median mileage of a 2025 BYD Seal on AskCar.

Similar cars

26 other 2025 BYD Seal Design automatic saloons are for sale at UK dealers, from £25,999 to £43,295, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal Design, saloon, blue. Mileage: 11,541 miles. Price: £27,718, £1,782 less than this car. Dealer: Carsa Cannock in Cannock. AskCar page: https://askcar.co.uk/car/byd-seal-2025-075b4d3ee236
• 2025 BYD Seal Design, saloon, blue. Mileage: 11,460 miles. Price: £27,990, £1,510 less than this car. Dealer: Evans Halshaw BYD Shrewsbury in Shrewsbury. AskCar page: https://askcar.co.uk/car/byd-seal-2025-eebb6a09c0cf
• 2025 BYD Seal Design, saloon, grey. Mileage: 15,148 miles. Price: £27,874, £1,626 less than this car. Dealer: LSH Auto BYD Manchester in Stockport. AskCar page: https://askcar.co.uk/car/byd-seal-2025-2c80f0dfd6ea

• The nearest: 2025 BYD Seal Design, saloon, white, 12 miles from this car. Mileage: 6,599 miles. Price: £27,999, £1,501 less than this car. Dealer: N.m.j. Motorhouse in Milton Keynes. AskCar page: https://askcar.co.uk/car/byd-seal-2025-c84100c26c4d