2026 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) 4dr (180 bhp)
• Year: 2026
• Mileage: 150 miles
• Fuel: Plug-in hybrid (petrol)
• Body: Saloon, 4 doors, 5 seats
• Engine: 1.5 litres, 180 bhp
• Gearbox: Automatic (CVT)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 52 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BYD Seal 6 Boost has covered 150 miles. Its asking price of £23,345 is £1,441 below the AskCar estimate of £24,786. The AskCar estimate uses 199 UK dealer adverts for the BYD Seal 6, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 97 days ago. Its asking price has since fallen by £1,650. The seller is EMG Motor Group Spalding BYD, based in Spalding. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £1,441 (5%) under the AskCar estimate of £24,786.

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

Time on sale

This 2026 BYD Seal 6 has been on sale for at least 97 days.

Price history

AskCar first saw this advert on 1 August 2026 at £24,995. Its asking price is now £23,345, £1,650 less. The latest price cut was seen on 4 November 2026.

Price changes recorded:

• 1 August 2026: £24,995
• 9 August 2026: £25,495
• 17 August 2026: £25,280
• 23 August 2026: £24,995
• 29 August 2026: £24,850
• 6 September 2026: £24,595
• 23 September 2026: £24,095
• 1 October 2026: £23,895
• 15 October 2026: £23,495
• 21 October 2026: £23,440
• 27 October 2026: £23,395
• 4 November 2026: £23,345

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 800 miles lower than the median mileage of a 2026 BYD Seal 6 on AskCar.

Similar cars

37 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 6 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue. Mileage: 224 miles. Price: £26,000, £2,655 more than this car. Dealer: John Clark BYD Aberdeen in Aberdeen. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-2d24fcf437eb
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, black. Mileage: 250 miles. Price: £24,490, £1,145 more than this car. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-e0fb3603a842
• 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, blue. Mileage: 32 miles. Price: £22,999, £346 less than this car. Dealer: EMG Motor Group Kings Lynn BYD in King's Lynn. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-357bfe62a6b2

• The nearest: 2026 BYD Seal 6 Boost, 1.5 plug-in hybrid saloon, gold, 11 miles from this car. Mileage: 3,999 miles. Price: £24,952, £1,607 more than this car. Dealer: Drayton Motors Kia Boston in Boston. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-06624378e765