2026 BYD Seal 6 1.5 Boost

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: 9,999 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

This 2026 BYD Seal 6 Boost is advertised with 9,999 miles, approximately 9,300 above the typical mileage for its age. The AskCar estimate for this car is £21,751. It is priced at £22,495, which is £744 above that estimate. The AskCar estimate uses UK dealer asking prices, including 200 BYD Seal 6 adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 125 days ago, and its asking price has since fallen by £4,500. The seller is Pentagon Warrington, based in Warrington. 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: £744 (3%) over the AskCar estimate of £21,751.

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 125 days.

Price history

AskCar first saw this advert on 2 July 2026 at £26,995. Its asking price is now £22,495, £4,500 less. The latest price cut was seen on 30 October 2026.

Price changes recorded:

• 2 July 2026: £26,995
• 29 July 2026: £24,995
• 23 October 2026: £22,995
• 30 October 2026: £22,495

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 9,300 miles higher than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

65 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 4 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, beige. Mileage: 9,999 miles. Price: £24,994, £2,499 more than this car. Dealer: Pentagon Lincoln Used Car Centre in Lincoln. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-234b1e95019d
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 10,421 miles. Price: £21,000, £1,495 less than this car. Dealer: Marshall BYD Northampton in Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-8592f5f8a3c8
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 11,111 miles. Price: £22,026, £469 less than this car. Dealer: LSH Auto BYD Manchester in Stockport. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-f67dd6776886

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black, 14 miles from this car. Mileage: 1 miles. Price: £23,670, £1,175 more than this car. Dealer: Drayton Motors Bolton in Bolton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-5cc0e02ea309