Used BYD Seal U for sale near Sleaford
There are 11 used BYD Seal U for sale from UK dealers within 20 miles of Sleaford on AskCar, as of 6 November 2026. Typical asking price £24,500 (the median: half cost less, half cost more). The cheapest is £22,880. AskCar lists 878 used BYD Seal U across the UK, from 159 dealerships.
The middle half of the 11 cars are priced between £23,500 and £27,000.
As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Sleaford
8 of the 11 BYD Seal U within 20 miles of Sleaford had their price reduced in the last 14 days to 6 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 854 priced BYD Seal U adverts on AskCar as of 6 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.
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 6,002 miles. Price: £23,700, reduced by £600 from £24,300 since AskCar first saw it on 30 September 2026, 37 days ago. Fair price: £1,761 (6%) under the AskCar estimate of £25,461. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Pentagon Lincoln Used Car Centre in Lincoln, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-676b2ac17025
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 9,840 miles. Price: £23,500, reduced by £1,494 from £24,994 since AskCar first saw it on 18 August 2026, 80 days ago. Fair price: £980 (4%) under the AskCar estimate of £24,480. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Pentagon Lincoln Used Car Centre in Lincoln, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-e653864e58f0
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 5,000 miles. Price: £24,765, reduced by £230 from £24,995 since AskCar first saw it on 27 October 2026, 10 days ago. Fair price: £960 (3%) under the AskCar estimate of £25,725. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: EMG Motor Group Spalding BYD in Spalding, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-1350af31af36
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 5,974 miles. Price: £24,595, unchanged since AskCar first saw it on 25 October 2026, 12 days ago. Fair price: £882 (3%) under the AskCar estimate of £25,477. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: EMG Motor Group Spalding BYD in Spalding, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-8fd9fefde5fe
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 6,692 miles. Price: £24,470, reduced by £525 from £24,995 since AskCar first saw it on 13 October 2026, 24 days ago. Fair price: £818 (3%) under the AskCar estimate of £25,288. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Grainger Motor Group in Spalding, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-2696fc8bf16e
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 14,815 miles. Price: £22,999, reduced by £2,591 from £25,590 since AskCar first saw it on 9 July 2026, 120 days ago. Fair price: £759 (3%) under the AskCar estimate of £23,758. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sandicliffe MG Lincoln in Lincoln, 18 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-e9b513cbf843
- 2026 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 1,999 miles. Price: £28,871, reduced by £2,784 from £31,655 since AskCar first saw it on 28 July 2026, 101 days ago. Fair price: £878 (2%) under the AskCar estimate of £29,749. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Drayton Motors Kia Boston in Boston, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-f028f5c757ce
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 13,156 miles. Price: £22,880, reduced by £115 from £22,995 since AskCar first saw it on 27 October 2026, 10 days ago. Fair price: £204 (under 1%) under the AskCar estimate of £23,084. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: EMG Motor Group Spalding BYD in Spalding, 17 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-b48f92531fb3
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 10,000 miles. Price: £24,738, raised by £2,248 from £22,490 since AskCar first saw it on 31 October 2026, 6 days ago. Fair price: £298 (1%) over the AskCar estimate of £24,440. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Drayton Motors Kia Boston in Boston, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-2be0eeb98976
- 2026 BYD Seal U 1.5 Design, 319 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 2,999 miles. Price: £30,406, reduced by £2,481 from £32,887 since AskCar first saw it on 28 July 2026, 101 days ago. Fair price: £1,765 (6%) over the AskCar estimate of £28,641. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Drayton Motors Kia Boston in Boston, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-28905f28fd5b
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 4,999 miles. Price: £28,990, unchanged since AskCar first saw it on 5 November 2026, 1 day ago. Above the going rate: £3,265 (12%) over the AskCar estimate of £25,725. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Pentagon Lincoln Used Car Centre in Lincoln, 16 miles from Sleaford. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-f64f6b3de177
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