2025 BYD Seal U 1.5 Design

Overview

• Make: BYD
• Model: Seal U
• Trim: Design
• Version: 1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)
• Year: 2025
• Mileage: 10,721 miles
• Fuel: Plug-in hybrid (petrol)
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 319 bhp
• Gearbox: Automatic
• Drive: Four-wheel drive
• Colour: White
• CO2: 23 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 10,721 miles, this 2025 BYD Seal U Design has covered about 2,700 more miles than other 2025 BYD Seal U cars. Priced at £24,000, it is advertised £1,399 below the AskCar estimate of £25,399. To work out the AskCar estimate, we analyse UK dealer adverts for 859 BYD Seal U cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 92 days, and its asking price is down £3,000. The seller is Perrys Huddersfield, based in Huddersfield. 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: £1,399 (5%) under the AskCar estimate of £25,399.

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

A 2025 BYD Seal U with the 1.5 plug-in hybrid engine is typically advertised at £24,600: the median of the 495 for sale on AskCar, as of 5 November 2026.

Time on sale

The dealer may accept less. This 2025 BYD Seal U has been on sale for at least 92 days, and its asking price has been cut by £3,000. About half of 2025 BYD Seal U cars are gone from sale within a month of being advertised: 611 of the 1,181 first advertised between 8 July 2026 and 2 October 2026.

Price history

AskCar first saw this advert on 5 August 2026 at £27,000. Its asking price is now £24,000, £3,000 less. The latest price cut was seen on 5 November 2026.

Price changes recorded:

• 6 August 2026: £27,000
• 7 August 2026: £26,800
• 20 August 2026: £26,600
• 28 August 2026: £26,400
• 3 September 2026: £26,200
• 6 September 2026: £26,000
• 17 September 2026: £25,500
• 25 September 2026: £25,000
• 2 October 2026: £24,800
• 16 October 2026: £24,500
• 22 October 2026: £24,400
• 25 October 2026: £24,200
• 5 November 2026: £24,000

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,700 miles higher than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

68 other 2025 BYD Seal U Design 1.5 plug-in hybrid automatic SUVs are for sale at UK dealers, from £18,990 to £38,595, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white. Mileage: 10,574 miles. Price: £25,349, £1,349 more than this car. Dealer: Thurlow Nunn in Lowestoft. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-124a3d16f7c3
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 10,888 miles. Price: £23,900, £100 less than this car. Dealer: Marshall BYD St Neots in St Neots. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-45c866fece33
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 10,894 miles. Price: £25,460, £1,460 more than this car. Dealer: Evans Halshaw BYD Bury in Bury. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-9b567d40ccb8

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue, 6 miles from this car. Mileage: 2,600 miles. Price: £18,990, £5,010 less than this car. Dealer: Lux Performance in Halifax. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-196df1244dcb