2026 BYD Seal 6 1.5 Boost

Price: £23,990. Fair price: £799 (3%) under the AskCar estimate of £24,789, our expected asking price for this car from its model, age, mileage and specification, drawing on 230 priced BYD Seal 6 adverts on AskCar as of 14 November 2026.

AskCar lists 240 used BYD Seal 6 from 94 UK dealerships, as of 14 November 2026.

Overview

  • Make: BYD
  • Model: Seal 6
  • Trim: Boost
  • Version: 1.5 10kWh Boost CVT FWD Euro 6 (s/s) 5dr (180 bhp)
  • Year: 2026
  • Mileage: 50 miles
  • Fuel: Plug-in hybrid (petrol)
  • Body: Estate, 5 doors, 5 seats
  • Engine: 1.5 litres, 180 bhp
  • Gearbox: Automatic (CVT)
  • Drive: Front-wheel drive
  • Colour: White
  • CO2: 60 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BYD Seal 6 Boost has covered 50 miles, around 2,800 fewer miles than is typical for its age. Its asking price of £23,990 is £799 below the AskCar estimate of £24,789. The AskCar estimate uses UK dealer asking prices, including 230 BYD Seal 6 adverts, and accounts for the car’s age, mileage and specification. We first saw this car advertised 100 days ago. Its asking price has since fallen by £3,009. The seller is Hartwell Reading, based in Reading. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Hartwell Reading is rated 4.1 out of 5 on Google.

Price

Fair price: £799 (3%) under the AskCar estimate of £24,789.

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 230 priced BYD Seal 6 adverts across different ages and specifications, as of 14 November 2026.

A 2026 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £23,000: the median of the 127 for sale on AskCar, as of 14 November 2026.

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 100 days.

Price history

AskCar first saw this advert on 6 August 2026 at £26,999. Its asking price is now £23,990, £3,009 less. The latest price cut was seen on 7 October 2026.

Price changes recorded:

  • 6 August 2026: £26,999
  • 26 August 2026: £26,499
  • 15 September 2026: £24,490
  • 30 September 2026: £24,290
  • 7 October 2026: £23,990

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,800 miles lower than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

70 other 2026 BYD Seal 6 Boost 1.5 plug-in hybrid automatic estates are for sale at UK dealers, from £19,990 to £29,995, as of 14 November 2026.

The 3 closest to this car in mileage:

  • 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 52 miles. Price: £23,995, the same price as this car. Dealer: Hartwell Watford in Watford. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-17fe485ad244
  • 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 39 miles. Price: £23,660, £330 less than this car. Dealer: D. M. Keith in Grimsby. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-8be3a203feca
  • 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 25 miles. Price: £22,495, £1,495 less than this car. Dealer: Pentagon BYD Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-b8749542a264
  • The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue, 27 miles from this car. Mileage: 6,500 miles. Price: £22,434, £1,556 less than this car. Dealer: Perrys Aylesbury in Aylesbury. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-094dc8b5cd93

Browse all BYD Seal 6 cars for sale · 2026 BYD Seal 6 price guide

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Photos

20 photos of this car are on its AskCar page.

As of 14 November 2026, AskCar lists 600,711 cars and vans from 12,770 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.