2026 BYD Seal U

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

£25,599

Fair price: within 8% of the typical £25,800 for this model, age and mileage, drawing on 901 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: 3,057 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: Grey
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 3,057 miles, approximately 3,000 above the typical mileage for its age. Our estimated market asking price is £25,800. This car is advertised at £25,599, which is £201 below that figure. The estimate uses 901 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. We have tracked this advert for 3 days. It is advertised by cinch in Northampton.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 17 October 2026, 3 days ago. Advert duration calculated on 20 October 2026.

Recorded asking prices
Date observed	Asking price
17 October 2026	£25,599
19 October 2026	£25,599

Price and mileage comparison

Estimated market asking price: £25,800. The asking price is £201 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 901 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.

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
£23,377	12,765 miles
£23,399	9,270 miles
£23,400	12,831 miles
£23,400	12,910 miles

These cars have covered 1–14,485 miles, compared with 3,057 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

cinch, Northampton. Across the dealer network: 134 branches, 10,704 cars for sale.

Dealer postcode: NN1 5NS.