2026 BYD Seal U

1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)

£23,790

Fair price: within 8% of the typical £24,260 for this model, age and mileage, drawing on 907 adverts of this make and model.

Overview

Make: BYD
Model: Seal U
Trim: BOOST
Version: 1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)
Mileage: 10,307 miles
Year: 2026
Fuel type: Petrol Plug-in Hybrid
Body type: SUV
Engine: 1.5 L
Gearbox: Automatic
Power: 214 bhp
Seats: 5
CO2: 20 g/km
Colour: White
Doors: 5
Driven wheels: Front Wheel Drive
Gearbox version: CVT
Engine badge: Boost
Hybrid type: Plug-in hybrid
Emissions standard: Euro 6

About this car

With 10,307 miles on the clock, this 2026 BYD Seal U Boost has done roughly 10,300 more miles than a typical 2026 BYD Seal U. At £23,790, it is advertised £470 below our estimated market asking price of £24,260. To estimate its market asking price, we analyse UK dealer adverts for 907 BYD Seal U cars across different ages and specifications. It first appeared in our advert records 19 days ago. The seller is D. M. Keith, based in Grimsby.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 2 October 2026, 19 days ago. Advert duration calculated on 21 October 2026.

Recorded asking prices
Date observed	Asking price
2 October 2026	£23,790
20 October 2026	£23,790

Price and mileage comparison

Estimated market asking price: £24,260. The asking price is £470 below 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 10,300 miles higher than typical for a 2026 BYD Seal U.

MOT

MOT no details held by dvla.

272 other cars with the same year, trim, gearbox and fuel are for sale from £22,995 to £34,295.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£22,995	14,485 miles
£23,299	9,270 miles
£23,377	12,765 miles
£23,394	12,843 miles
£23,400	12,831 miles

These cars have covered 1–14,485 miles, compared with 10,307 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

D. M. Keith, Grimsby. Across the dealer network: 7 branches, 1,151 cars for sale.