2025 BYD Seal U

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

£24,099

Fair price: within 8% of the typical £24,773 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: 6,384 miles
Year: 2025
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

The advertised mileage for this 2025 BYD Seal U Boost is 6,384 miles. Our estimated market asking price is £24,773. This car is advertised at £24,099, which is £674 below that figure. The estimate uses 912 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 37 days ago. Its asking price has since fallen by £1,000. You can find this car at cinch in St. Neots.

Stock data from 21 October 2026.

How we estimate prices and check cars

Price history

First seen on 15 September 2026, 37 days ago. Advert duration calculated on 22 October 2026. Net asking-price reduction: £1,000 from the first recorded £25,099. 6 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observed	Asking price
15 September 2026	£25,099
17 September 2026	£25,299
18 September 2026	£24,899
23 September 2026	£24,499
25 September 2026	£24,399
26 September 2026	£24,299
8 October 2026	£24,199
17 October 2026	£24,099
21 October 2026	£24,099

Price and mileage comparison

Estimated market asking price: £24,773. The asking price is £674 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 1,600 miles lower than typical for a 2025 BYD Seal U.

MOT

MOT no details held by dvla.

102 other cars with the same year, trim, gearbox and fuel are for sale from £14,999 to £34,295.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£14,999	11,775 miles
£21,999	16,850 miles
£22,490	16,257 miles
£22,499	10,078 miles
£22,499	8,655 miles

These cars have covered 5–16,850 miles, compared with 6,384 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 · 2025 BYD Seal U price guide

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Dealer

cinch, St. Neots. Across the dealer network: 134 branches, 10,617 cars for sale.

Dealer postcode: PE19 6YH.