2026 BYD Seal U

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

£24,401

Fair price: within 8% of the typical £25,801 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: 2,906 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 is advertised with 2,906 miles, approximately 2,900 above the typical mileage for its age. Its asking price of £24,401 is £1,400 below our estimate of £25,801. To estimate its market asking price, we analyse UK dealer adverts for 907 BYD Seal U cars across different ages and specifications. We first recorded this advert 8 days ago, and its asking price has since fallen by £98. You can find this car at Halliwell Jones North Wales BYD in Llandudno Junction.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 13 October 2026, 8 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £98 from the first recorded £24,499. 1 price reduction recorded, the latest observed on 20 October 2026.

Recorded asking prices
Date observed	Asking price
13 October 2026	£24,499
20 October 2026	£24,401

Price and mileage comparison

Estimated market asking price: £25,801. The asking price is £1,400 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 2,900 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 2,906 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

Dealer

Halliwell Jones North Wales BYD, Llandudno Junction. Across the dealer network: 13 branches, 679 cars for sale.

Dealer postcode: LL31 9PL.

Dealer opening hours

Monday: 08:30-18:30
Tuesday: 08:30-18:30
Wednesday: 08:30-18:30
Thursday: 08:30-18:30
Friday: 08:30-18:30
Saturday: 09:00-17:00
Sunday: Closed