2026 BYD Seal U

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

£23,700

Fair price: within 8% of the typical £24,261 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
10,586 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
Blue
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 10,586 miles, approximately 10,600 above the typical mileage for its age. Our estimated market asking price is £24,261. This car is advertised at £23,700, which is £561 below that figure. To estimate its market asking price, we analyse UK dealer adverts for 901 BYD Seal U cars across different ages and specifications. We have tracked this advert for 3 days. It is advertised by Marshall BYD St Neots in St. Neots.

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 observedAsking price
17 October 2026£23,700
19 October 2026£23,700

Price and mileage comparison

Estimated market asking price: £24,261. The asking price is £561 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 10,600 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 priceMileage
£22,99514,485 miles
£23,37712,765 miles
£23,3999,270 miles
£23,40012,831 miles
£23,40012,910 miles

These cars have covered 1–14,485 miles, compared with 10,586 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

Marshall BYD St Neots, St. Neots. Across the dealer network: 129 branches, 4,153 cars for sale.

Dealer postcode: PE19 6YH.

Dealer opening hours

Monday
08:30-18:00
Tuesday
08:30-18:00
Wednesday
08:30-18:00
Thursday
08:30-18:00
Friday
08:30-18:00
Saturday
08:30-17:00
Sunday
10:30-16:30

Vehicle photos