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: 1,395 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 2026 BYD Seal 6 Boost has covered 1,395 miles. The dealer is asking £23,792, which is £244 above the AskCar estimate of £23,548. To work out the AskCar estimate, we analyse UK dealer adverts for 197 BYD Seal 6 cars across different ages and specifications. We first saw this car advertised 126 days ago. Its asking price has since fallen by £2,203. The seller is Lookers BYD Sheffield, based in Sheffield. 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: £244 (1%) over the AskCar estimate of £23,548.

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 126 days.

Price history

AskCar first saw this advert on 2 July 2026 at £25,995. Its asking price is now £23,792, £2,203 less. The latest price cut was seen on 28 October 2026.

Price changes recorded:

• 2 July 2026: £25,995
• 3 July 2026: £27,795
• 6 July 2026: £27,540
• 10 July 2026: £27,410
• 14 July 2026: £27,320
• 18 July 2026: £27,229
• 25 July 2026: £26,975
• 3 August 2026: £26,690
• 4 August 2026: £26,600
• 7 August 2026: £26,500
• 9 August 2026: £26,400
• 15 August 2026: £26,750
• 20 August 2026: £26,505
• 24 August 2026: £25,821
• 28 August 2026: £25,622
• 3 September 2026: £25,542
• 8 September 2026: £25,385
• 15 September 2026: £25,241
• 22 September 2026: £24,911
• 26 September 2026: £24,900
• 30 September 2026: £24,788
• 6 October 2026: £24,520
• 10 October 2026: £24,347
• 15 October 2026: £24,222
• 19 October 2026: £24,100
• 23 October 2026: £23,922
• 28 October 2026: £23,792

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 500 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, white. Mileage: 1,311 miles. Price: £21,999, £1,793 less than this car. Dealer: Hendy Car Store Portsmouth in Portsmouth. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-2e0f55bd5964
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 1,005 miles. Price: £23,490, £302 less than this car. Dealer: Snows BYD Chichester in Chichester. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-b1025ed98850
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 831 miles. Price: £23,899, £107 more than this car. Dealer: Hartwell Kidlington in Kidlington. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-5290e081de29

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black, 30 miles from this car. Mileage: 25 miles. Price: £21,999, £1,793 less than this car. Dealer: Pentagon BYD Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-a695d723df4e