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: 3,932 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

This 2025 BYD Seal U Design is advertised with 3,932 miles, approximately 4,300 below the typical mileage for its age. Its asking price of £26,695 is £186 below the AskCar estimate of £26,881. The AskCar estimate draws on 865 BYD Seal U adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this car for sale today. The seller is Glyn Hopkin BYD Romford, based in Romford. 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: £186 (under 1%) under the AskCar estimate of £26,881.

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

AskCar first saw this 2025 BYD Seal U advertised today. 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 10 November 2026 at £26,695. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 4,300 miles lower 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: 3,921 miles. Price: £26,695, the same price as this car. Dealer: Glyn Hopkin BYD Waltham Abbey in Waltham Abbey. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-82266e13af06
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 3,769 miles. Price: £26,695, the same price as this car. Dealer: Glyn Hopkin BYD Colchester in Colchester. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-f7a4fe987ff7
• 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 4,103 miles. Price: £32,240, £5,545 more than this car. Dealer: Hendy Peugeot & Vauxhall Tonbridge in Tonbridge. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-36b08a5debd0

• The nearest: 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white, 8 miles from this car. Mileage: 8,200 miles. Price: £24,995, £1,700 less than this car. Dealer: Auto 2000 in Havering. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-b636dae7b9e5