2026 BYD Seal U

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

£25,990

Fair price: within 8% of the typical £25,476 for this model, age and mileage, drawing on 876 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
6,118 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
Black
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

This 2026 BYD Seal U Boost has covered 6,118 miles, around 5,400 more than typical for its age. Its asking price of £25,990 is £514 above our estimate of £25,476. We use UK dealer asking prices, including 876 BYD Seal U listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 41 days ago, the asking price has dropped by £260. It is advertised by Sinclair Group in Bridgend.

Stock data from 28 October 2026.

How we estimate prices and check cars

Price history

First seen on 18 September 2026, 41 days ago. Advert duration calculated on 29 October 2026. Net asking-price reduction: £260 from the first recorded £26,250. 1 price reduction recorded, the latest observed on 13 October 2026.

Recorded asking prices
Date observedAsking price
18 September 2026£26,250
13 October 2026£25,990
28 October 2026£25,990

Price and mileage comparison

Estimated market asking price: £25,476. The asking price is £514 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 876 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 5,400 miles higher than typical for a 2026 BYD Seal U.

MOT

MOT no details held by dvla.

259 other cars with the same year, trim, gearbox and fuel are for sale from £22,742 to £35,595.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£22,74212,765 miles
£22,91512,843 miles
£22,99514,485 miles
£23,25012,348 miles
£23,40012,831 miles

These cars have covered 1–15,698 miles, compared with 6,118 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

More like this

How to contact the dealer, its opening hours and the cheaper cars like this one are on this AskCar page.

Vehicle photos

AskCar lists 584,857 cars from 12,986 UK dealer locations, read and updated daily from dealer websites. More than any other UK site. No dealer pays to be listed.