2026 BYD Seal U

1.5 18.3kWh Design CVT 4WD Euro 6 (s/s) 5dr (319 bhp)

£30,655

Fair price: within 8% of the typical £28,998 for this model, age and mileage, drawing on 907 adverts of this make and model.

Overview

Make: BYD
Model: Seal U
Trim: DESIGN
Version: 1.5 18.3kWh Design CVT 4WD Euro 6 (s/s) 5dr (319 bhp)
Mileage: 2,999 miles
Year: 2026
Fuel type: Petrol Plug-in Hybrid
Body type: SUV
Engine: 1.5 L
Gearbox: Automatic
Power: 319 bhp
Seats: 5
CO2: 26 g/km
Colour: Black
Doors: 5
Driven wheels: Four Wheel Drive
Gearbox version: CVT
Engine badge: Design
Hybrid type: Plug-in hybrid
Emissions standard: Euro 6

About this car

With 2,999 miles on the clock, this 2026 BYD Seal U Design has done roughly 3,000 more miles than a typical 2026 BYD Seal U. The dealer is asking £30,655, which is £1,657 above our market estimate of £28,998. We use UK dealer asking prices, including 907 BYD Seal U listings, and account for the car’s age, mileage and specification. The asking price is now £2,232 lower than when we first recorded the advert 85 days ago. That history is worth bearing in mind when speaking to the dealer. The seller is Drayton Motors Kia Boston, based in Boston.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 28 July 2026, 85 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £2,232 from the first recorded £32,887. 7 price reductions recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observed	Asking price
28 July 2026	£32,887
12 August 2026	£32,629
18 August 2026	£31,887
20 August 2026	£32,887
12 September 2026	£31,887
25 September 2026	£31,748
6 October 2026	£31,422
14 October 2026	£30,887
20 October 2026	£30,655

Price and mileage comparison

Estimated market asking price: £28,998. The asking price is £1,657 above this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 907 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 3,000 miles higher than typical for a 2026 BYD Seal U.

MOT

MOT no details held by dvla.

45 other cars with the same year, trim, gearbox and fuel are for sale from £24,995 to £39,195.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£24,995	15,998 miles
£25,500	9,362 miles
£25,990	9,570 miles
£26,795	3,586 miles
£26,799	7,999 miles

These cars have covered 1–15,998 miles, compared with 2,999 miles for this car.

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all BYD Seal U cars for sale · 2026 BYD Seal U price guide

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Dealer

Drayton Motors Kia Boston, Boston. Across the dealer network: 6 branches, 667 cars for sale.

Dealer postcode: PE21 7HW.