2025 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: 2025
• 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: Blue
• CO2: 60 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal 6 Boost is advertised with 2,999 miles, approximately 2,800 below the typical mileage for its age. Priced at £22,180, it is advertised £673 below the AskCar estimate of £22,853. The AskCar estimate draws on 197 BYD Seal 6 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 51 days ago. Its asking price has since fallen by £2,068. The seller is Drayton Motors Bolton, based in Bolton. 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: £673 (2%) under the AskCar estimate of £22,853.

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 2025 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £22,200: the median of the 91 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2025 BYD Seal 6 has been on sale for at least 51 days.

Price history

AskCar first saw this advert on 15 September 2026 at £24,248. Its asking price is now £22,180, £2,068 less. The latest price cut was seen on 16 October 2026.

Price changes recorded:

• 15 September 2026: £24,248
• 26 September 2026: £23,900
• 3 October 2026: £23,500
• 16 October 2026: £22,180

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,800 miles lower than the median mileage of a 2025 BYD Seal 6 on AskCar.

Similar cars

48 other 2025 BYD Seal 6 Boost 1.5 plug-in hybrid automatic estates are for sale at UK dealers, from £19,595 to £34,695, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 3,077 miles. Price: £21,469, £711 less than this car. Dealer: Glyn Hopkin BYD Colchester in Colchester. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-d42c636bc4a9
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 3,132 miles. Price: £22,697, £517 more than this car. Dealer: Glyn Hopkin BYD Chelmsford in Chelmsford. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-2bc9b17162f5
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 3,204 miles. Price: £21,998, £182 less than this car. Dealer: Arnold Clark Preston Motorstore / BYD in Preston. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-3546ab216922

• The nearest: 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, gold, 5 miles from this car. Mileage: 8,000 miles. Price: £21,899, £281 less than this car. Dealer: Evans Halshaw BYD Bury in Bury. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-7789747fcc33