2026 BYD Seal U 1.5 Boost

Overview

• Make: BYD
• Model: Seal U
• Trim: Boost
• Version: 1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)
• Year: 2026
• Mileage: 10 miles
• Fuel: Plug-in hybrid (petrol)
• Body: SUV, 5 doors, 5 seats
• Engine: 1.5 litres, 214 bhp
• Gearbox: Automatic (CVT)
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 20 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2026 BYD Seal U Boost has covered 10 miles. The AskCar estimate for this car is £28,193. It is priced at £32,495, which is £4,302 above that estimate. To work out the AskCar estimate, we analyse UK dealer adverts for 853 BYD Seal U cars across different ages and specifications. The dealer may accept less. This car has been on sale for at least 158 days, and its asking price is down £800. The seller is Arnold Clark Oldbury Fiat / Motorstore / Jeep / Abarth / BYD, based in Oldbury. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Above the going rate: £4,302 (15%) over the AskCar estimate of £28,193.

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 853 priced BYD Seal U adverts across different ages and specifications, as of 4 November 2026.

A 2026 BYD Seal U with the 1.5 plug-in hybrid engine is typically advertised at £27,000: the median of the 366 for sale on AskCar, as of 4 November 2026.

Time on sale

The dealer may accept less. This 2026 BYD Seal U has been on sale for at least 158 days, and its asking price has been cut by £800. About half of 2026 BYD Seal U cars are gone from sale within a month of being advertised: 151 of the 300 first advertised between 10 July 2026 and 1 October 2026.

Price history

AskCar first saw this advert on 30 May 2026 at £33,295. Its asking price is now £32,495, £800 less. The latest price cut was seen on 15 September 2026.

Price changes recorded:

• 30 May 2026: £33,295
• 4 July 2026: £33,195
• 15 September 2026: £32,495

Mileage and MOT

Advertised mileage is about 2,000 miles lower than the median mileage of a 2026 BYD Seal U on AskCar.

Similar cars

254 other 2026 BYD Seal U Boost 1.5 plug-in hybrid automatic SUVs are for sale at UK dealers, from £22,742 to £35,595, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2026 BYD Seal U Boost, 1.5 plug-in hybrid SUV, black. Mileage: 10 miles. Price: £26,998, £5,497 less than this car. Dealer: Arnold Clark Rutherglen Volkswagen / BYD in Rutherglen. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-101db7ae12df
• 2026 BYD Seal U Boost, 1.5 plug-in hybrid SUV, grey. Mileage: 10 miles. Price: £26,998, £5,497 less than this car. Dealer: Arnold Clark Stafford Motorstore / BYD / Vanstore in Stafford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-2b290237d72b
• 2026 BYD Seal U Boost, 1.5 plug-in hybrid SUV, grey. Mileage: 10 miles. Price: £26,998, £5,497 less than this car. Dealer: Arnold Clark Rutherglen Volkswagen / BYD in Rutherglen. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-5f9761b1f552

• The nearest: 2026 BYD Seal U Boost, 1.5 plug-in hybrid SUV, blue, 7 miles from this car. Mileage: 1,500 miles. Price: £26,990, £5,505 less than this car. Dealer: All Electric BYD Stourbridge in Stourbridge. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-a3080a48caa5