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 4dr e (181 bhp)
• Year: 2026
• Mileage: 4,878 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 181 bhp
• Gearbox: Automatic (CVT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 52 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BYD Seal 6 Boost has covered 4,878 miles, around 2,400 more miles than is typical for its age. The dealer is asking £22,269, which is £15 above the AskCar estimate of £22,254. To work out the AskCar estimate, we analyse UK dealer adverts for 219 BYD Seal 6 cars across different ages and specifications. We first recorded this car for sale today. The seller is LSH Auto BYD Manchester, based in Stockport. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 11 November 2026.

How we estimate prices and check cars

Price

Fair price: £15 (under 1%) over the AskCar estimate of £22,254.

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 219 priced BYD Seal 6 adverts across different ages and specifications, as of 11 November 2026.

A 2026 BYD Seal 6 with the 1.5 plug-in hybrid engine is typically advertised at £23,500: the median of the 120 for sale on AskCar, as of 11 November 2026.

Time on sale

AskCar first saw this 2026 BYD Seal 6 advertised today. About 1 in 10 of 2026 BYD Seal 6 cars are gone from sale within a month of being advertised: 12 of the 82 first advertised between 11 July 2026 and 8 October 2026.

Price history

AskCar first saw this advert on 11 November 2026 at £22,269. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 2,400 miles higher than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

40 other 2026 BYD Seal 6 Boost 1.5 plug-in hybrid automatic saloons are for sale at UK dealers, from £20,000 to £33,995, as of 11 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue. Mileage: 4,744 miles. Price: £21,999, £270 less than this car. Dealer: cinch in Maidstone. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-830441ca100f
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, beige. Mileage: 5,094 miles. Price: £22,610, £341 more than this car. Dealer: LSH Auto BYD Tamworth in Tamworth. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-9f3566e9369c
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, white. Mileage: 4,474 miles. Price: £21,900, £369 less than this car. Dealer: Marshall BYD Maidstone in Maidstone. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-7988c1d05741

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, beige, under a mile from this car. Mileage: 6,641 miles. Price: £21,597, £672 less than this car. Dealer: LSH Auto BYD Manchester in Stockport. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-d8b4edd7a917