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 £24,322 for this model, age and mileage, drawing on 908 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
10,523 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

With 10,523 miles on the clock, this 2026 BYD Seal U Boost has done roughly 10,100 more miles than a typical 2026 BYD Seal U. The dealer is asking £23,700, which is £622 below our market estimate of £24,322. We use UK dealer asking prices, including 908 BYD Seal U listings, and account for the car’s age, mileage and specification. Since we first spotted the advert 5 days ago, the asking price has dropped by £700. The seller is Marshall BYD Maidstone, based in Maidstone.

Stock data from 26 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 October 2026, 5 days ago. Advert duration calculated on 27 October 2026. Net asking-price reduction: £700 from the first recorded £24,400. 1 price reduction recorded, the latest observed on 24 October 2026.

Recorded asking prices
Date observedAsking price
22 October 2026£24,400
24 October 2026£23,700
26 October 2026£23,700

Price and mileage comparison

Estimated market asking price: £24,322. The asking price is £622 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 908 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 10,100 miles higher than typical for a 2026 BYD Seal U.

MOT

MOT no details held by dvla.

260 other cars with the same year, trim, gearbox and fuel are for sale from £22,820 to £34,595.

Other matching cars (up to five, cheapest first)
Asking priceMileage
£22,82012,765 miles
£22,99514,485 miles
£23,25012,348 miles
£23,2999,270 miles
£23,38612,843 miles

These cars have covered 1–15,698 miles, compared with 10,523 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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