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: 7,988 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: Blue
• CO2: 23 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 BYD Seal U Design is 7,988 miles. Its asking price of £25,998 is £5 above the AskCar estimate of £25,993. To work out the AskCar estimate, we analyse UK dealer adverts for 853 BYD Seal U cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 85 days, and its asking price is down £2,500. It is for sale at Arnold Clark Rutherglen Volkswagen / BYD in Glasgow. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £5 (under 1%) over the AskCar estimate of £25,993.

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 853 priced BYD Seal U adverts across different ages and specifications, as of 4 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 497 for sale on AskCar, as of 4 November 2026.

Time on sale

The dealer may accept less. This 2025 BYD Seal U has been on sale for at least 85 days, and its asking price has been cut by £2,500. About half of 2025 BYD Seal U cars are gone from sale within a month of being advertised: 605 of the 1,172 first advertised between 8 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 11 August 2026 at £28,498. Its asking price is now £25,998, £2,500 less. The latest price cut was seen on 3 November 2026.

Price changes recorded:

• 11 August 2026: £28,498
• 22 October 2026: £26,998
• 3 November 2026: £25,998

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 200 miles lower 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 4 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 8,010 miles. Price: £24,499, £1,499 less than this car. Dealer: cinch in Maidstone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-54f2ae87886c
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white. Mileage: 7,932 miles. Price: £24,699, £1,299 less than this car. Dealer: cinch in Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-34863f86501e
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 8,151 miles. Price: £27,498, £1,500 more than this car. Dealer: Arnold Clark Preston Motorstore / BYD in Preston. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-7169fbeb4fba

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, black, 29 miles from this car. Mileage: 7,340 miles. Price: £26,998, £1,000 more than this car. Dealer: Arnold Clark Ayr BYD in Prestwick. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-d4ac1132a45d