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: 39 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

The advertised mileage for this 2026 BYD Seal 6 Boost is 39 miles. Its asking price of £24,382 is £123 below the AskCar estimate of £24,505. The AskCar estimate uses UK dealer asking prices, including 198 BYD Seal 6 adverts, and accounts for the car’s age, mileage and specification. We first recorded this advert 142 days ago, and its asking price has since fallen by £2,467. It is for sale at D. M. Keith in Grimsby. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £123 (under 1%) under the AskCar estimate of £24,505.

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 198 priced BYD Seal 6 adverts across different ages and specifications, as of 7 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 112 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 142 days.

Price history

AskCar first saw this advert on 18 June 2026 at £26,849. Its asking price is now £24,382, £2,467 less. The latest price cut was seen on 17 October 2026.

Price changes recorded:

• 18 June 2026: £26,849
• 23 June 2026: £26,800
• 6 July 2026: £26,100
• 7 July 2026: £23,984
• 15 July 2026: £23,900
• 23 July 2026: £25,580
• 27 July 2026: £25,431
• 9 August 2026: £25,033
• 10 August 2026: £24,198
• 11 August 2026: £24,204
• 13 August 2026: £24,185
• 14 August 2026: £24,122
• 15 August 2026: £24,129
• 19 August 2026: £21,990
• 20 August 2026: £24,001
• 27 August 2026: £25,901
• 28 August 2026: £25,879
• 31 August 2026: £25,815
• 2 September 2026: £26,148
• 3 September 2026: £24,526
• 5 September 2026: £23,738
• 8 September 2026: £23,621
• 24 September 2026: £24,990
• 26 September 2026: £24,860
• 27 September 2026: £24,752
• 29 September 2026: £24,697
• 9 October 2026: £24,641
• 11 October 2026: £24,559
• 12 October 2026: £24,538
• 13 October 2026: £24,504
• 14 October 2026: £24,503
• 15 October 2026: £24,501
• 16 October 2026: £24,453
• 17 October 2026: £24,382

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 900 miles lower than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

61 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 7 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 25 miles. Price: £21,999, £2,383 less than this car. Dealer: Pentagon BYD Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-a695d723df4e
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, black. Mileage: 25 miles. Price: £22,995, £1,387 less than this car. Dealer: Pentagon BYD Burton in Burton upon Trent. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-057d63bc8219
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid estate, white. Mileage: 25 miles. Price: £23,499, £883 less than this car. Dealer: Pentagon BYD Nottingham in Nottingham. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-b8749542a264