2025 BYD Seal U 1.5 Design

Price: £24,890. Fair price: £1,834 (6%) under the AskCar estimate of £26,724, our expected asking price for this car from its model, age, mileage and specification, drawing on 854 priced BYD Seal U adverts on AskCar as of 6 November 2026.

AskCar lists 878 used BYD Seal U from 159 UK dealerships, as of 6 November 2026.

Overview

  • Make: BYD
  • Model: Seal U
  • Trim: Design
  • Version: 1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)
  • Year: 2025
  • Mileage: 4,423 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 4,423 miles, approximately 3,700 below the typical mileage for its age. The AskCar estimate for this car is £26,724. It is priced at £24,890, which is £1,834 below that estimate. The AskCar estimate uses 854 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert today. It is for sale at D. M. Keith in Doncaster. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,834 (6%) under the AskCar estimate of £26,724.

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 854 priced BYD Seal U adverts across different ages and specifications, as of 6 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 492 for sale on AskCar, as of 6 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: 612 of the 1,183 first advertised between 8 July 2026 and 3 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £24,890. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 3,700 miles lower than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

73 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 6 November 2026.

The 3 closest to this car in mileage:

  • 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, grey. Mileage: 4,103 miles. Price: £32,240, £7,350 more than this car. Dealer: Hendy Peugeot & Vauxhall Tonbridge in Tonbridge. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-36b08a5debd0
  • 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 4,951 miles. Price: £23,498, £1,392 less than this car. Dealer: Arnold Clark Edinburgh Sighthill Motorstore / Fiat / BYD in Edinburgh. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-d9d36f1770eb
  • 2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, black. Mileage: 3,710 miles. Price: £26,400, £1,510 more than this car. Dealer: John Clark BYD Aberdeen in Aberdeen. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-398f5ca5a44f

Browse all BYD Seal U cars for sale · 2025 BYD Seal U price guide

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Photos

45 photos of this car are on its AskCar page.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.