2026 BYD Seal U

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

£24,199

Fair price: within 8% of the typical £24,907 for this model, age and mileage, drawing on 912 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: 7,484 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 has covered 7,484 miles, around 7,500 more than typical for its age. The dealer is asking £24,199, which is £708 below our market estimate of £24,907. Our estimate draws on 912 BYD Seal U adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first recorded this advert 44 days ago, and its asking price has since fallen by £1,400. The seller is cinch, based in Swindon.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 8 September 2026, 44 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,400 from the first recorded £25,599. 6 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observed	Asking price
8 September 2026	£25,599
11 September 2026	£25,299
17 September 2026	£25,099
25 September 2026	£24,699
2 October 2026	£24,499
8 October 2026	£24,299
17 October 2026	£24,199
21 October 2026	£24,199

Price and mileage comparison

Estimated market asking price: £24,907. The asking price is £708 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 912 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 7,500 miles higher than typical for a 2026 BYD Seal U.

MOT

MOT no details held by dvla.

270 other cars with the same year, trim, gearbox and fuel are for sale from £22,995 to £34,595.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£22,995	14,485 miles
£23,250	12,348 miles
£23,299	9,270 miles
£23,377	12,765 miles
£23,394	12,843 miles

These cars have covered 1–15,698 miles, compared with 7,484 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, Swindon. Across the dealer network: 134 branches, 10,617 cars for sale.

Dealer postcode: SN3 3RA.