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: 25 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

At 25 miles, this 2025 BYD Seal 6 Boost has covered about 5,900 fewer miles than other 2025 BYD Seal 6 cars. The AskCar estimate for this car is £24,015. It is priced at £22,998, which is £1,017 below that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 197 BYD Seal 6 cars across different ages and specifications. Since we first spotted the advert 156 days ago, the asking price has dropped by £8,000. The seller is Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD, based in Oldbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 2 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,017 (4%) under the AskCar estimate of £24,015.

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 2 November 2026.

A 2025 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £22,300: the median of the 94 for sale on AskCar, as of 2 November 2026.

Time on sale

This 2025 BYD Seal 6 has been on sale for at least 156 days.

Price history

AskCar first saw this advert on 30 May 2026 at £30,998. Its asking price is now £22,998, £8,000 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 30 May 2026: £30,998
• 16 June 2026: £29,998
• 23 July 2026: £28,998
• 29 July 2026: £26,998
• 13 August 2026: £25,998
• 18 August 2026: £25,298
• 15 October 2026: £24,798
• 22 October 2026: £23,498
• 27 October 2026: £22,998

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,900 miles lower than the median mileage of a 2025 BYD Seal 6 on AskCar.

Similar cars

45 other 2025 BYD Seal 6 Boost 1.5 plug-in hybrid automatic estates are for sale at UK dealers, from £19,900 to £34,695, as of 2 November 2026.

The 3 closest to this car in mileage:

• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 10 miles. Price: £34,695, £11,697 more than this car. Dealer: Arnold Clark Shiremoor Motorstore / MG / BYD / Vanstore in Shiremoor. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-4dcda4a49f58
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, beige. Mileage: 10 miles. Price: £34,695, £11,697 more than this car. Dealer: Arnold Clark Shiremoor Motorstore / MG / BYD / Vanstore in Shiremoor. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-99ca2f6b1ef8
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 327 miles. Price: £21,998, £1,000 less than this car. Dealer: Arnold Clark Mercedes-Benz Of Perth in Perth. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-226acdde3aa7

• The nearest: 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black, 7 miles from this car. Mileage: 5,000 miles. Price: £21,150, £1,848 less than this car. Dealer: Evans Halshaw BYD Wolverhampton in Wolverhampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-5567df1a26bc