2025 BYD Seal U 1.5 Comfort

Price: £24,199. Fair price: £190 (under 1%) under the AskCar estimate of £24,389, our expected asking price for this car from its model, age, mileage and specification, drawing on 914 priced BYD Seal U adverts on AskCar as of 12 November 2026.

AskCar lists 933 used BYD Seal U from 163 UK dealerships, as of 12 November 2026.

Overview

  • Make: BYD
  • Model: Seal U
  • Trim: Comfort
  • Version: 1.5 26.6kWh Comfort CVT FWD Euro 6 (s/s) 5dr (214 bhp)
  • Year: 2025
  • Mileage: 10,213 miles
  • Fuel: Plug-in hybrid (petrol)
  • Body: SUV, 5 doors, 5 seats
  • Engine: 1.5 litres, 214 bhp
  • Gearbox: Automatic (CVT)
  • Drive: Front-wheel drive
  • Colour: Grey
  • CO2: 9 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

The advertised mileage for this 2025 BYD Seal U Comfort is 10,213 miles. Its asking price of £24,199 is £190 below the AskCar estimate of £24,389. The AskCar estimate uses UK dealer asking prices, including 914 BYD Seal U adverts, and accounts for the car’s age, mileage and specification. It first appeared in our advert records today. The seller is Hartwell Dunstable, based in Dunstable. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 12 November 2026.

How we estimate prices and check cars

Hartwell Dunstable is rated 3.7 out of 5 on Google.

Price

Fair price: £190 (under 1%) under the AskCar estimate of £24,389.

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 914 priced BYD Seal U adverts across different ages and specifications, as of 12 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 522 for sale on AskCar, as of 12 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: 660 of the 1,239 first advertised between 12 July 2026 and 9 October 2026.

Price history

AskCar first saw this advert on 12 November 2026 at £24,199. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,900 miles higher than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

334 other 2025 BYD Seal U Comfort 1.5 plug-in hybrid automatic SUVs are for sale at UK dealers, from £21,843 to £34,795, as of 12 November 2026.

The 3 closest to this car in mileage:

  • 2025 BYD Seal U Comfort, 1.5 plug-in hybrid SUV, grey. Mileage: 10,217 miles. Price: £24,100, £99 less than this car. Dealer: Marshall BYD Canterbury in Canterbury. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-5cad5fc4acc1
  • 2025 BYD Seal U Comfort, 1.5 plug-in hybrid SUV, grey. Mileage: 10,185 miles. Price: £24,295, £96 more than this car. Dealer: All Electric BYD Birmingham South in Birmingham. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-1adac2bcbafe
  • 2025 BYD Seal U Comfort, 1.5 plug-in hybrid SUV, white. Mileage: 10,167 miles. Price: £24,100, £99 less than this car. Dealer: Marshall BYD Ashford in Ashford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-e52fe3a9c2aa
  • The nearest: 2025 BYD Seal U Comfort, 1.5 plug-in hybrid SUV, grey, under a mile from this car. Mileage: 7,039 miles. Price: £24,499, £300 more than this car. Dealer: Hartwell Dunstable in Dunstable. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-4b291c67e088

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

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Photos

23 photos of this car are on its AskCar page.

As of 12 November 2026, AskCar lists 596,362 cars and vans from 12,840 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.