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: 12,016 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: Grey
• CO2: 23 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 12,016 miles on the clock, this 2025 BYD Seal U Design has done roughly 3,800 more miles than a typical 2025 BYD Seal U. Priced at £26,498, it is advertised £1,440 above the AskCar estimate of £25,058. The AskCar estimate uses 865 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. This car has been on sale for at least 91 days, and its asking price has been cut by £1,500. The seller is Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD, based in Oldbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 10 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,440 (5%) over the AskCar estimate of £25,058.

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 865 priced BYD Seal U adverts across different ages and specifications, as of 10 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 508 for sale on AskCar, as of 10 November 2026.

Time on sale

The dealer may accept less. This 2025 BYD Seal U has been on sale for at least 91 days, and its asking price has been cut by £1,500. About half of 2025 BYD Seal U cars are gone from sale within a month of being advertised: 646 of the 1,224 first advertised between 11 July 2026 and 7 October 2026.

Price history

AskCar first saw this advert on 11 August 2026 at £27,998. Its asking price is now £26,498, £1,500 less. The latest price cut was seen on 10 November 2026.

Price changes recorded:

• 11 August 2026: £27,998
• 29 August 2026: £27,498
• 17 September 2026: £27,298
• 17 October 2026: £26,998
• 10 November 2026: £26,498

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,800 miles higher than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

78 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 10 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 12,271 miles. Price: £26,299, £199 less than this car. Dealer: Gates Of Stevenage in Stevenage. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-c3ca622da47d
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white. Mileage: 11,666 miles. Price: £25,363, £1,135 less than this car. Dealer: Glyn Hopkin BYD Chelmsford in Chelmsford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-a2be8a725541
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 12,409 miles. Price: £25,839, £659 less than this car. Dealer: Lookers BYD Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-46cb8e697c20

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white, 8 miles from this car. Mileage: 8,453 miles. Price: £24,400, £2,098 less than this car. Dealer: Evans Halshaw BYD Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-9d5117f6c411