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 5dr e (181 bhp)
• Year: 2026
• Mileage: 2,533 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Estate, 5 doors, 5 seats
• Engine: 1.5 litres, 181 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 2,533 miles on the clock. Its asking price of £22,299 is £434 below the AskCar estimate of £22,733. The AskCar estimate draws on 197 BYD Seal 6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 34 days ago, and its asking price has since fallen by £2,495. It is advertised by cinch in Ashford. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £434 (1%) under the AskCar estimate of £22,733.

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 197 priced BYD Seal 6 adverts across different ages and specifications, as of 5 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 5 November 2026.

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 34 days.

Price history

AskCar first saw this advert on 2 October 2026 at £24,794. Its asking price is now £22,299, £2,495 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 2 October 2026: £24,794
• 3 October 2026: £23,099
• 17 October 2026: £22,599
• 27 October 2026: £22,299

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 1,600 miles higher than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

62 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 5 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 2,541 miles. Price: £23,000, £701 more than this car. Dealer: John Clark BYD Dundee in Dundee. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-5d7128df80f2
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 2,500 miles. Price: £23,990, £1,691 more than this car. Dealer: Swansway Garages BYD Crewe in Crewe. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-4d1e509421e3
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 2,855 miles. Price: £24,605, £2,306 more than this car. Dealer: Lookers BYD Middlesbrough in Middlesbrough. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-d3f5d9b2836f

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white, under a mile from this car. Mileage: 15 miles. Price: £21,500, £799 less than this car. Dealer: Marshall BYD Ashford in Ashford. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-a0dd2d34f780