2025 BYD Seal U
1.5 18.3kWh Boost CVT FWD Euro 6 (s/s) 5dr (214 bhp)
£23,750
Fair price: within 8% of the typical £23,735 for this model, age and mileage, drawing on 907 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
- 11,526 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
This 2025 BYD Seal U Boost is advertised with 11,526 miles, approximately 3,500 above the typical mileage for its age. Its asking price of £23,750 is £15 above our estimate of £23,735. The estimate uses 907 UK dealer adverts for the BYD Seal U, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 146 days ago. Its asking price has since fallen by £2,735. It may give you a starting point for a conversation about price. The seller is Donnelly Motorstore Dungannon, based in Dungannon.
Stock data from 20 October 2026.
Price history
First seen on 28 May 2026, 146 days ago. Advert duration calculated on 21 October 2026. Net asking-price reduction: £2,735 from the first recorded £26,485. 5 price reductions recorded, the latest observed on 17 October 2026.
| Date observed | Asking price |
|---|---|
| 28 May 2026 | £26,485 |
| 10 July 2026 | £26,485 |
| 15 July 2026 | £25,666 |
| 16 July 2026 | £25,666 |
| 12 September 2026 | £24,944 |
| 19 September 2026 | £24,750 |
| 14 October 2026 | £24,500 |
| 17 October 2026 | £23,750 |
| 20 October 2026 | £23,750 |
Price and mileage comparison
Estimated market asking price: £23,735. The asking price is £15 above 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 3,500 miles higher than typical for a 2025 BYD Seal U.
MOT
MOT no details held by dvla.
96 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 |
| £22,299 | 16,850 miles |
| £22,495 | 11,487 miles |
| £22,499 | 10,078 miles |
| £22,499 | 8,655 miles |
These cars have covered 5–16,850 miles, compared with 11,526 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, 8,655 miles, £22,499, Conwy
- 2025 BYD Seal U, 8,978 miles, £23,380, Stoke-on-Trent
- 2025 BYD Seal U, 9,089 miles, £23,380, Stoke-on-Trent
Dealer
Donnelly Motorstore Dungannon, Dungannon. Across the dealer network: 32 branches, 1,248 cars for sale.
Dealer postcode: BT70 1RX.
Dealer opening hours
- Monday
- 08:45-17:30
- Tuesday
- 08:45-17:30
- Wednesday
- 08:45-17:30
- Thursday
- 08:45-19:30
- Friday
- 08:45-17:30
- Saturday
- 09:00-13:00
- Sunday
- None
Vehicle photos
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