2025 BYD Seal U

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

£23,395

Fair price: within 8% of the typical £24,539 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: 7,565 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: 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 2025 BYD Seal U Boost is advertised with 7,565 miles on the clock. The dealer is asking £23,395, which is £1,144 below our market estimate of £24,539. Our estimate draws on 901 BYD Seal U adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. Since we first spotted the advert 70 days ago, the asking price has dropped by £2,100. That may be worth mentioning if you discuss the price with the dealer. The seller is Pentagon Warrington, based in Warrington.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 11 August 2026, 70 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £2,100 from the first recorded £25,495. 5 price reductions recorded, the latest observed on 16 October 2026.

Recorded asking prices
Date observed	Asking price
11 August 2026	£25,495
2 September 2026	£24,395
9 September 2026	£24,195
23 September 2026	£23,995
30 September 2026	£23,495
16 October 2026	£23,395
19 October 2026	£23,395

Price and mileage comparison

Estimated market asking price: £24,539. The asking price is £1,144 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 400 miles lower than typical for a 2025 BYD Seal U.

MOT

MOT no details held by dvla.

103 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
£22,495	11,487 miles
£22,599	10,078 miles
£22,599	8,655 miles
£23,053	9,880 miles

These cars have covered 5–15,061 miles, compared with 7,565 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

Pentagon Warrington, Warrington. Across the dealer network: 28 branches, 1,755 cars for sale.

Dealer postcode: WA2 7NY.

Dealer opening hours

Monday: 09:00-18:00
Tuesday: 09:00-18:00
Wednesday: 09:00-18:00
Thursday: 09:00-18:00
Friday: 09:00-18:00
Saturday: 09:00-17:00
Sunday: 10:00-16:00