2025 BYD Seal U

1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)

£24,800

Fair price: within 8% of the typical £26,018 for this model, age and mileage, drawing on 907 adverts of this make and model.

Overview

Make: BYD
Model: Seal U
Trim: DESIGN
Version: 1.5 DM-i Design Auto 4WD Euro 6 5dr (319 bhp)
Mileage: 8,296 miles
Year: 2025
Fuel type: Petrol Plug-in Hybrid
Body type: SUV
Engine: 1.5 L
Gearbox: Automatic
Power: 319 bhp
Seats: 5
CO2: 23 g/km
Colour: White
Doors: 5
Driven wheels: Four Wheel Drive
Engine badge: Design
Hybrid type: Plug-in hybrid
Emissions standard: Euro 6

About this car

The advertised mileage for this 2025 BYD Seal U Design is 8,296 miles. At £24,800, it is advertised £1,218 below our estimated market asking price of £26,018. To estimate its market asking price, we analyse UK dealer adverts for 907 BYD Seal U cars across different ages and specifications. The asking price is now £2,500 lower than when we first recorded the advert 62 days ago. That history is worth bearing in mind when speaking to the dealer. The seller is Marshall BYD Peterborough, based in Peterborough.

Stock data from 20 October 2026.

How we estimate prices and check cars

Price history

First seen on 20 August 2026, 62 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £2,500 from the first recorded £27,300. 10 price reductions recorded, the latest observed on 17 October 2026.

Recorded asking prices
Date observed	Asking price
20 August 2026	£27,300
22 August 2026	£26,900
2 September 2026	£26,400
8 September 2026	£26,300
17 September 2026	£26,100
18 September 2026	£25,700
23 September 2026	£25,400
25 September 2026	£25,300
2 October 2026	£25,100
8 October 2026	£24,900
17 October 2026	£24,800
20 October 2026	£24,800

Price and mileage comparison

Estimated market asking price: £26,018. The asking price is £1,218 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 907 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 200 miles higher than typical for a 2025 BYD Seal U.

MOT

MOT no details held by dvla.

69 other cars with the same year, trim, gearbox and fuel are for sale from £19,440 to £39,195.

Other matching cars (up to five, cheapest first)
Asking price	Mileage
£19,440	2,600 miles
£23,199	21,111 miles
£23,850	11,501 miles
£23,899	14,969 miles
£23,997	10,400 miles

These cars have covered 10–21,111 miles, compared with 8,296 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

Marshall BYD Peterborough, Peterborough. Across the dealer network: 129 branches, 4,150 cars for sale.

Dealer postcode: PE1 5AU.

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