2026 BYD Seal 6 1.5 Boost

Overview

• Make: BYD
• Model: Seal 6
• Trim: Boost
• Version: 1.5 Boost CVT FWD Euro 6 5dr (180 bhp)
• Year: 2026
• Mileage: 2,999 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: Black
• CO2: 60 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 2,999 miles on the clock, this 2026 BYD Seal 6 Boost has done roughly 2,100 more miles than a typical 2026 BYD Seal 6. The AskCar estimate for this car is £24,203. It is priced at £23,799, which is £404 below that estimate. The AskCar estimate uses 199 UK dealer adverts for the BYD Seal 6, with adjustments for age, mileage, trim, engine and other specifications. We first recorded this advert 99 days ago, and its asking price has since fallen by £4,192. You can find this car at D. M. Keith in Leeds. 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: £404 (1%) under the AskCar estimate of £24,203.

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 99 days.

Price history

AskCar first saw this advert on 30 July 2026 at £27,991. Its asking price is now £23,799, £4,192 less. The latest price cut was seen on 15 October 2026.

Price changes recorded:

• 30 July 2026: £27,991
• 5 August 2026: £25,490
• 4 October 2026: £24,199
• 15 October 2026: £23,799

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,100 miles higher than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

61 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 6 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 3,000 miles. Price: £23,490, £309 less than this car. Dealer: D. M. Keith in Bradford. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-afed85aaf7fa
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 2,946 miles. Price: £23,495, £304 less than this car. Dealer: Marshall BYD Peterborough in Peterborough. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-288f2a38f174
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 2,855 miles. Price: £24,605, £806 more than this car. Dealer: Lookers BYD Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-d3f5d9b2836f