Used BYD Seal U for sale near Folkestone
There are 33 used BYD Seal U for sale from UK dealers within 20 miles of Folkestone on AskCar, as of 8 November 2026. Typical asking price £24,500 (the median: half cost less, half cost more). The cheapest is £23,300. AskCar lists 864 used BYD Seal U across the UK, from 161 dealerships.
The middle half of the 33 cars are priced between £23,500 and £25,000.
As of 8 November 2026, AskCar lists 595,629 cars and vans from 12,891 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Folkestone
17 of the 33 BYD Seal U within 20 miles of Folkestone had their price reduced in the last 14 days to 8 November 2026. Each one's line in the list below says by how much.
Cars for sale now
Best value first: the cars priced furthest below their AskCar estimate come first, and those without one come after. The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 821 priced BYD Seal U adverts on AskCar as of 8 November 2026.
Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer, town and distance; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2025 BYD Seal U 1.5 Design, 319 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 10,055 miles. Price: £24,000, reduced by £3,700 from £27,700 since AskCar first saw it on 25 July 2026, 106 days ago. Fair price: £1,283 (5%) under the AskCar estimate of £25,283. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-529d206d8b69
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 5,604 miles. Price: £23,499, reduced by £1,200 from £24,699 since AskCar first saw it on 16 September 2026, 53 days ago. Fair price: £1,092 (4%) under the AskCar estimate of £24,591. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-067ad67c8d3a
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 3,785 miles. Price: £24,700, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £1,061 (4%) under the AskCar estimate of £25,761. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-7a95f50ffa5d
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 9,052 miles. Price: £23,700, reduced by £500 from £24,200 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £823 (3%) under the AskCar estimate of £24,523. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-ee7575117fa9
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 8,733 miles. Price: £23,800, reduced by £1,000 from £24,800 since AskCar first saw it on 15 October 2026, 24 days ago. Fair price: £805 (3%) under the AskCar estimate of £24,605. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-8e516ece25cf
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 12,831 miles. Price: £23,300, reduced by £100 from £23,400 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £584 (2%) under the AskCar estimate of £23,884. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-16c965f94019
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 7,308 miles. Price: £23,600, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £558 (2%) under the AskCar estimate of £24,158. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-a7f2cf0dfc29
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 7,429 miles. Price: £23,600, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £528 (2%) under the AskCar estimate of £24,128. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-d9f08de2e254
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 11,829 miles. Price: £23,500, reduced by £300 from £23,800 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £524 (2%) under the AskCar estimate of £24,024. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-db086333c21d
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 6,078 miles. Price: £24,900, reduced by £1,600 from £26,500 since AskCar first saw it on 19 September 2026, 50 days ago. Fair price: £543 (2%) under the AskCar estimate of £25,443. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-2f236a4e2dc9
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 6,131 miles. Price: £24,900, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £529 (2%) under the AskCar estimate of £25,429. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-427713fa713d
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 7,013 miles. Price: £24,700, reduced by £200 from £24,900 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £497 (1%) under the AskCar estimate of £25,197. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-16929f264125
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 7,048 miles. Price: £24,700, unchanged since AskCar first saw it on 1 November 2026, 7 days ago. Fair price: £488 (1%) under the AskCar estimate of £25,188. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-dbc70eb0fc92
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 6,699 miles. Price: £24,800, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £479 (1%) under the AskCar estimate of £25,279. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-8ed7de40ad4a
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 6,750 miles. Price: £24,800, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £466 (1%) under the AskCar estimate of £25,266. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-031625c98af8
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 7,175 miles. Price: £24,700, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £454 (1%) under the AskCar estimate of £25,154. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-d4c738787574
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 5,652 miles. Price: £25,099, reduced by £200 from £25,299 since AskCar first saw it on 21 October 2026, 18 days ago. Fair price: £458 (1%) under the AskCar estimate of £25,557. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-00fbc5f91b83
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 6,134 miles. Price: £24,999, reduced by £200 from £25,199 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £430 (1%) under the AskCar estimate of £25,429. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-3bed06229c7a
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 5,391 miles. Price: £25,199, reduced by £200 from £25,399 since AskCar first saw it on 17 October 2026, 22 days ago. Fair price: £427 (1%) under the AskCar estimate of £25,626. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-0ee69b83fd92
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 4,707 miles. Price: £25,199, reduced by £300 from £25,499 since AskCar first saw it on 13 October 2026, 26 days ago. Fair price: £425 (1%) under the AskCar estimate of £25,624. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-76b67c4ff74d
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 7,766 miles. Price: £24,600, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £400 (1%) under the AskCar estimate of £25,000. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-68b4248846c4
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 11,688 miles. Price: £23,700, unchanged since AskCar first saw it on 8 November 2026. Fair price: £344 (1%) under the AskCar estimate of £24,044. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-a217e65bb85b
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 8,595 miles. Price: £23,500, reduced by £700 from £24,200 since AskCar first saw it on 15 October 2026, 24 days ago. Fair price: £337 (1%) under the AskCar estimate of £23,837. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-70b722dab622
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 8,128 miles. Price: £24,600, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £306 (1%) under the AskCar estimate of £24,906. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-07b0dc565a01
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 8,168 miles. Price: £24,499, reduced by £400 from £24,899 since AskCar first saw it on 6 October 2026, 33 days ago. Fair price: £251 (1%) under the AskCar estimate of £24,750. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-c9f6cffbfaff
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 10,136 miles. Price: £24,200, reduced by £1,600 from £25,800 since AskCar first saw it on 15 October 2026, 24 days ago. Fair price: £206 (under 1%) under the AskCar estimate of £24,406. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-a725617bfdf2
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 10,167 miles. Price: £24,200, reduced by £1,600 from £25,800 since AskCar first saw it on 15 October 2026, 24 days ago. Fair price: £201 (under 1%) under the AskCar estimate of £24,401. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Ashford in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-e52fe3a9c2aa
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 10,217 miles. Price: £24,200, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £194 (under 1%) under the AskCar estimate of £24,394. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-5cad5fc4acc1
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 8,592 miles. Price: £24,599, reduced by £100 from £24,699 since AskCar first saw it on 24 October 2026, 15 days ago. Fair price: £187 (under 1%) under the AskCar estimate of £24,786. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-2b8524223632
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 9,673 miles. Price: £23,399, reduced by £200 from £23,599 since AskCar first saw it on 24 October 2026, 15 days ago. Fair price: £172 (under 1%) under the AskCar estimate of £23,571. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-46407b6d8b2c
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 11,820 miles. Price: £24,000, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £167 (under 1%) under the AskCar estimate of £24,167. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-58164c26b83d
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 10,530 miles. Price: £24,200, unchanged since AskCar first saw it on 29 October 2026, 10 days ago. Fair price: £150 (under 1%) under the AskCar estimate of £24,350. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Canterbury in Canterbury, 15 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-232654d7d9ed
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 8,442 miles. Price: £27,594, unchanged since AskCar first saw it on 6 November 2026, 2 days ago. Above the going rate: £2,914 (11%) over the AskCar estimate of £24,680. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: cinch in Ashford, 13 miles from Folkestone. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-dba8809b0b86
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