2025 BYD Seal U 1.5 Design

Overview

• Make: BYD
• Model: Seal U
• Trim: Design
• Version: 1.5 18.3kWh Design CVT 4WD Euro 6 (s/s) 5dr (319 bhp)
• Year: 2025
• Mileage: 9,690 miles
• Fuel: Plug-in hybrid (petrol)
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 319 bhp
• Gearbox: Automatic (CVT)
• Drive: Four-wheel drive
• Colour: White
• CO2: 26 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal U Design has covered 9,690 miles. Priced at £26,000, it is advertised £835 above the AskCar estimate of £25,165. The AskCar estimate draws on 859 BYD Seal U adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 54 days ago, the asking price has dropped by £1,500. The seller is John Clark BYD Dundee, based in Dundee. 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: £835 (3%) over the AskCar estimate of £25,165.

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 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

This 2025 BYD Seal U has been on sale for at least 54 days.

Price history

AskCar first saw this advert on 12 September 2026 at £27,500. Its asking price is now £26,000, £1,500 less. The latest price cut was seen on 8 October 2026.

Price changes recorded:

• 12 September 2026: £27,500
• 13 September 2026: £27,300
• 25 September 2026: £26,500
• 8 October 2026: £26,000

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 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, grey. Mileage: 9,811 miles. Price: £26,137, £137 more than this car. Dealer: Lookers BYD Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-c09b25aa9f9f
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 10,025 miles. Price: £25,990, the same price as this car. Dealer: Sinclair Group in Bridgend. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-0b0acf3ce0a8
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 10,055 miles. Price: £24,000, £2,000 less than this car. Dealer: Marshall BYD Ashford in Ashford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-529d206d8b69

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, black, under a mile from this car. Mileage: 8,725 miles. Price: £26,000, the same price as this car. Dealer: John Clark BYD Dundee in Dundee. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-456b40f2b247