2026 BYD Seal 6 1.5 Boost

Overview

• Make: BYD
• Model: Seal 6
• Trim: Boost
• Version: 1.5 DM-i Boost CVT FWD Euro 6 4dr e (181 bhp)
• Year: 2026
• Mileage: 1,678 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 181 bhp
• Gearbox: Automatic (CVT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 52 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BYD Seal 6 Boost is advertised with 1,678 miles on the clock. Priced at £24,399, it is advertised £995 above the AskCar estimate of £23,404. The AskCar estimate draws on 199 BYD Seal 6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 125 days ago, and its asking price has since fallen by £3,551. The seller is Hendy Peugeot & Vauxhall Tonbridge, based in Tonbridge. 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: £995 (4%) over the AskCar estimate of £23,404.

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

A 2026 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £23,800: the median of the 110 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 125 days.

Price history

AskCar first saw this advert on 4 July 2026 at £27,950. Its asking price is now £24,399, £3,551 less. The latest price cut was seen on 12 October 2026.

Price changes recorded:

• 4 July 2026: £27,950
• 5 July 2026: £27,949
• 12 July 2026: £27,999
• 29 July 2026: £26,999
• 13 August 2026: £26,499
• 15 August 2026: £25,490
• 8 September 2026: £24,999
• 17 September 2026: £24,598
• 24 September 2026: £24,499
• 12 October 2026: £24,399

Mileage and MOT

MOT: first test not yet due.

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

Similar cars

37 other 2026 BYD Seal 6 Boost 1.5 plug-in hybrid automatic saloons are for sale at UK dealers, from £20,000 to £33,995, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, black. Mileage: 2,500 miles. Price: £23,150, £1,249 less than this car. Dealer: Lookers BYD Sheffield in Sheffield. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-33a19edf1d53
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue. Mileage: 2,585 miles. Price: £24,910, £511 more than this car. Dealer: Lookers BYD Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-ecb91eadcb6f
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue. Mileage: 730 miles. Price: £25,875, £1,476 more than this car. Dealer: BYD Alan Day New Southgate in New Southgate. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-ed5ef124764b

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue, 12 miles from this car. Mileage: 4,744 miles. Price: £21,999, £2,400 less than this car. Dealer: cinch in Maidstone. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-830441ca100f