2025 BYD Seal U 1.5 Design

Price: £24,390. Fair price: £1,292 (5%) under the AskCar estimate of £25,682, our expected asking price for this car from its model, age, mileage and specification, drawing on 829 priced BYD Seal U adverts on AskCar as of 7 November 2026.

AskCar lists 872 used BYD Seal U from 161 UK dealerships, as of 7 November 2026.

Overview

Make: BYD
Model: Seal U
Trim: Design
Version: 1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)
Year: 2025
Mileage: 8,352 miles
Fuel: Plug-in hybrid (petrol)
Body: SUV, 5 doors, 5 seats
Engine: 1.5 litres, 319 bhp
Gearbox: Automatic
Drive: Four-wheel drive
Colour: Grey
CO2: 23 g/km
Emissions standard: Euro 6, ULEZ compliant

About this car

This 2025 BYD Seal U Design is advertised with 8,352 miles on the clock. Its asking price of £24,390 is £1,292 below the AskCar estimate of £25,682. The AskCar estimate uses 829 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 1 day. It is for sale at D. M. Keith in Doncaster. 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: £1,292 (5%) under the AskCar estimate of £25,682.

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 829 priced BYD Seal U adverts across different ages and specifications, as of 7 November 2026.

A 2025 BYD Seal U with the 1.5 plug-in hybrid engine is typically advertised at £24,500: the median of the 476 for sale on AskCar, as of 7 November 2026.

Time on sale

AskCar first saw this 2025 BYD Seal U advertised 1 day ago. About half of 2025 BYD Seal U cars are gone from sale within a month of being advertised: 622 of the 1,196 first advertised between 8 July 2026 and 4 October 2026.

Price history

AskCar first saw this advert on 6 November 2026 at £24,390. Its asking price has not changed.

Mileage and MOT

MOT: first test not yet due.

Advertised mileage is about 100 miles higher than the median mileage of a 2025 BYD Seal U on AskCar.

Similar cars

75 other 2025 BYD Seal U Design 1.5 plug-in hybrid automatic SUVs are for sale at UK dealers, from £18,990 to £38,595, as of 7 November 2026.

The 3 closest to this car in mileage:

2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white. Mileage: 8,200 miles. Price: £24,995, £605 more than this car. Dealer: Auto 2000 in Havering. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-b636dae7b9e5
2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, white. Mileage: 8,520 miles. Price: £24,700, £310 more than this car. Dealer: Marshall BYD Northampton in Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-3e30016bf35b
2025 BYD Seal U Design, 1.5 plug-in hybrid SUV, blue. Mileage: 8,151 miles. Price: £27,498, £3,108 more than this car. Dealer: Arnold Clark Preston Motorstore / BYD in Preston. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-7169fbeb4fba

Browse all BYD Seal U cars for sale · 2025 BYD Seal U price guide