Used BYD Seal U for sale near Swindon
There are 13 used BYD Seal U for sale from UK dealers within 20 miles of Swindon on AskCar, as of 6 November 2026. Typical asking price £24,500 (the median: half cost less, half cost more). The cheapest is £23,500. AskCar lists 878 used BYD Seal U across the UK, from 159 dealerships.
The middle half of the 13 cars are priced between £24,000 and £24,500.
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 Swindon
8 of the 13 BYD Seal U within 20 miles of Swindon 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 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, blue. Mileage: 13,019 miles. Price: £24,790, unchanged since AskCar first saw it on 21 October 2026, 16 days ago. Good value: £2,176 (8%) under the AskCar estimate of £26,966. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Chippenham Motor Company in Chippenham, 17 miles from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-016151a51704
- 2026 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 9,080 miles. Price: £25,500, reduced by £1,300 from £26,800 since AskCar first saw it on 31 October 2026, 6 days ago. Fair price: £2,210 (7%) under the AskCar estimate of £27,710. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-67fe59327c39
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 3,321 miles. Price: £23,500, reduced by £1,000 from £24,500 since AskCar first saw it on 22 September 2026, 45 days ago. Fair price: £1,478 (5%) under the AskCar estimate of £24,978. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sytner Select Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-4c3690ff48ea
- 2026 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 5,603 miles. Price: £24,400, unchanged since AskCar first saw it on 31 October 2026, 6 days ago. Fair price: £1,166 (4%) under the AskCar estimate of £25,566. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-97c8db18c73e
- 2025 BYD Seal U 1.5 Boost, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 4,802 miles. Price: £24,200, reduced by £1,100 from £25,300 since AskCar first saw it on 13 September 2026, 54 days ago. Fair price: £586 (2%) under the AskCar estimate of £24,786. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-70ce624ae04e
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 7,046 miles. Price: £24,700, reduced by £1,500 from £26,200 since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £496 (1%) under the AskCar estimate of £25,196. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-f38c7d3d775e
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 13,077 miles. Price: £23,540, unchanged since AskCar first saw it on 21 October 2026, 16 days ago. Fair price: £462 (1%) under the AskCar estimate of £24,002. Euro 6 emissions standard. ULEZ compliant. Dealer: Chippenham Motor Company in Chippenham, 17 miles from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-ab32f4d9742b
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 9,229 miles. Price: £24,400, reduced by £1,400 from £25,800 since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £235 (under 1%) under the AskCar estimate of £24,635. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-0e4f90dafb23
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 8,868 miles. Price: £24,500, reduced by £1,400 from £25,900 since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £227 (under 1%) under the AskCar estimate of £24,727. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-385dd29c4a10
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 8,924 miles. Price: £24,500, reduced by £1,400 from £25,900 since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £213 (under 1%) under the AskCar estimate of £24,713. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-0ef80d16907d
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, grey. Mileage: 11,832 miles. Price: £24,000, unchanged since AskCar first saw it on 29 October 2026, 8 days ago. Fair price: £178 (under 1%) under the AskCar estimate of £24,178. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-495ad5bb1cd1
- 2025 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, white. Mileage: 14,661 miles. Price: £23,700, reduced by £1,200 from £24,900 since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £80 (under 1%) under the AskCar estimate of £23,780. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2025-3a8cbae527fb
- 2026 BYD Seal U 1.5 Comfort, 214 bhp, automatic, plug-in hybrid (petrol), SUV, 5 doors, black. Mileage: 2,000 miles. Price: £31,495, unchanged since AskCar first saw it on 22 October 2026, 15 days ago. Fair price: £1,747 (5%) over the AskCar estimate of £29,748. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Swindon in Swindon, 1 mile from Swindon. AskCar page: https://askcar.co.uk/car/byd-seal-u-2026-10b94e95c37c
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