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: 6,352 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 6,352 miles on the clock. The AskCar estimate for this car is £22,339. It is priced at £22,900, which is £561 above that estimate. 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 161 days ago. Its asking price has since fallen by £3,795. The seller is John Clark BYD Inverness, based in Inverness. 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: £561 (2%) over the AskCar estimate of £22,339.

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 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £26,695. Its asking price is now £22,900, £3,795 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 28 May 2026: £26,695
• 16 June 2026: £26,500
• 23 June 2026: £25,900
• 8 July 2026: £25,700
• 28 July 2026: £25,000
• 1 August 2026: £24,000
• 13 September 2026: £23,900
• 28 October 2026: £22,900

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 500 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, black. Mileage: 6,449 miles. Price: £21,498, £1,402 less than this car. Dealer: Arnold Clark in Stourbridge. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-5119c0f354e4
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 6,084 miles. Price: £21,998, £902 less than this car. Dealer: Arnold Clark Preston Motorstore / BYD in Preston. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-b4712f5021f8
• 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue. Mileage: 6,922 miles. Price: £21,490, £1,410 less than this car. Dealer: Lloyd Select Blackpool in Blackpool. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-cb78a804b2bd

• The nearest: 2025 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, blue, 78 miles from this car. Mileage: 327 miles. Price: £21,998, £902 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