2025 BYD Seal U
1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)
£23,500
Fair price: within 8% of the typical £24,057 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
- 9,661 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
- White
- 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 9,661 miles on the clock. Its asking price of £23,500 is £557 below our estimate of £24,057. Our estimate draws on 901 BYD Seal U adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 5 days ago. Its asking price has since fallen by £500. The seller is Marshall BYD Ashford, based in Ashford.
Stock data from 19 October 2026.
Price history
First seen on 15 October 2026, 5 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £500 from the first recorded £24,000. 1 price reduction recorded, the latest observed on 17 October 2026.
| Date observed | Asking price |
|---|---|
| 15 October 2026 | £24,000 |
| 17 October 2026 | £23,500 |
| 19 October 2026 | £23,500 |
Price and mileage comparison
Estimated market asking price: £24,057. The asking price is £557 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 1,700 miles higher 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.
| 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 9,661 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
Similar cars for less
- 2025 BYD Seal U, 8,978 miles, £23,380, Stoke-on-Trent
- 2025 BYD Seal U, 8,655 miles, £22,599, Conwy
- 2025 BYD Seal U, 9,089 miles, £23,380, Stoke-on-Trent
Dealer
Marshall BYD Ashford, Ashford. Across the dealer network: 129 branches, 4,153 cars for sale.
Dealer postcode: TN24 0GR.
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