2025 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: 2025
• Mileage: 7,999 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: Blue
• CO2: 60 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal 6 Boost is advertised with 7,999 miles, approximately 2,200 above the typical mileage for its age. Priced at £22,153, it is advertised £816 above the AskCar estimate of £21,337. The AskCar estimate uses 197 UK dealer adverts for the BYD Seal 6, with adjustments for age, mileage, trim, engine and other specifications. Since we first spotted the advert 61 days ago, the asking price has dropped by £1,844. The seller is Peoples Liverpool Prescot, based in Liverpool. 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: £816 (3%) over the AskCar estimate of £21,337.

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 61 days.

Price history

AskCar first saw this advert on 5 September 2026 at £23,997. Its asking price is now £22,153, £1,844 less. The latest price cut was seen on 23 October 2026.

Price changes recorded:

• 5 September 2026: £23,997
• 25 September 2026: £23,493
• 15 October 2026: £22,999
• 23 October 2026: £22,153

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,200 miles higher 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, gold. Mileage: 8,000 miles. Price: £21,899, £254 less than this car. Dealer: Evans Halshaw BYD Bury in Bury. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-7789747fcc33
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 8,000 miles. Price: £23,000, £847 more than this car. Dealer: Marshall BYD St Neots in St Neots. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-89f820360fe7
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 7,870 miles. Price: £20,480, £1,673 less than this car. Dealer: Evans Halshaw BYD Birmingham in Birmingham. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-55ac1251ffc5

• The nearest: 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue, 9 miles from this car. Mileage: 9,999 miles. Price: £24,495, £2,342 more than this car. Dealer: Pentagon Warrington in Warrington. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-794ba2c80960