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: 6,641 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: Beige
• CO2: 52 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 6,641 miles on the clock, this 2026 BYD Seal 6 Boost has done roughly 5,900 more miles than a typical 2026 BYD Seal 6. The dealer is asking £21,719, which is £449 below the AskCar estimate of £22,168. To work out the AskCar estimate, we analyse UK dealer adverts for 200 BYD Seal 6 cars across different ages and specifications. The asking price is now £749 lower than when we first recorded the advert 18 days ago. It is advertised by LSH Auto BYD Manchester in Stockport. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Fair price: £449 (2%) under the AskCar estimate of £22,168.

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 200 priced BYD Seal 6 adverts across different ages and specifications, as of 4 November 2026.

A 2026 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £23,900: the median of the 113 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 18 days.

Price history

AskCar first saw this advert on 17 October 2026 at £22,468. Its asking price is now £21,719, £749 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 17 October 2026: £22,468
• 24 October 2026: £21,999
• 30 October 2026: £21,719

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,900 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 £19,800 to £33,995, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, beige. Mileage: 6,500 miles. Price: £26,695, £4,976 more than this car. Dealer: Charles Hurst BYD Belfast in Belfast. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-2813524a3ea9
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, black. Mileage: 6,195 miles. Price: £21,850, £131 more than this car. Dealer: Evans Halshaw BYD Shrewsbury in Shrewsbury. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-26d85dde5f8c
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, black. Mileage: 6,000 miles. Price: £20,990, £729 less than this car. Dealer: Snows BYD Southampton in Southampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-430a229c407e

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, black, 17 miles from this car. Mileage: 25 miles. Price: £22,995, £1,276 more than this car. Dealer: Pentagon Warrington in Warrington. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-2ef10f172da7