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: 5,984 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

With 5,984 miles on the clock, this 2026 BYD Seal 6 Boost has done roughly 5,100 more miles than a typical 2026 BYD Seal 6. Its asking price of £23,290 is £1,035 above the AskCar estimate of £22,255. 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 161 days ago, and its asking price has since fallen by £4,609. It is advertised by D. M. Keith in Bradford. 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: £1,035 (4%) over the AskCar estimate of £22,255.

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 161 days.

Price history

AskCar first saw this advert on 28 May 2026 at £27,899. Its asking price is now £23,290, £4,609 less. The latest price cut was seen on 9 October 2026.

Price changes recorded:

• 28 May 2026: £27,899
• 11 August 2026: £25,570
• 28 August 2026: £24,990
• 6 October 2026: £23,990
• 9 October 2026: £23,290

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 5,100 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: 6,500 miles. Price: £23,895, £605 more than this car. Dealer: Perrys Aylesbury in Aylesbury. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-094dc8b5cd93
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 7,252 miles. Price: £22,149, £1,141 less than this car. Dealer: LSH Auto BYD Tamworth in Tamworth. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-8ab1cfa2cfef
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 8,091 miles. Price: £22,490, £800 less than this car. Dealer: Sinclair Group Mercedes-Benz Of Cardiff & Newport in Cardiff. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-ae492a48b123