Used BYD Seal 6 for sale in Wales
There are 5 used BYD Seal 6 for sale from UK dealers in Wales on AskCar, as of 8 November 2026. The cheapest is £21,990. AskCar lists 208 used BYD Seal 6 across the UK, from 92 dealerships.
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 in Wales
2 of the 5 BYD Seal 6 in Wales 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 199 priced BYD Seal 6 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 and town; AskCar page.
Cheaper cars like each one, with its price history, are on its AskCar page.
- 2025 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, white. Mileage: 1,425 miles. Price: £21,990, reduced by £6,000 from £27,990 since AskCar first saw it on 28 May 2026, 164 days ago. Fair price: £901 (3%) under the AskCar estimate of £22,891. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sinclair Group in Bridgend. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-f228318e09f3
- 2026 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, black. Mileage: 250 miles. Price: £24,490, reduced by £1,000 from £25,490 since AskCar first saw it on 4 August 2026, 96 days ago. Fair price: £72 (under 1%) under the AskCar estimate of £24,562. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-e0fb3603a842
- 2026 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 250 miles. Price: £24,990, reduced by £1,000 from £25,990 since AskCar first saw it on 4 August 2026, 96 days ago. Fair price: £123 (under 1%) over the AskCar estimate of £24,867. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sinclair Volkswagen (Swansea) in Swansea. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-2b577f6ad29e
- 2026 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 8,091 miles. Price: £22,490, unchanged since AskCar first saw it on 2 November 2026, 6 days ago. Fair price: £303 (1%) over the AskCar estimate of £22,187. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Sinclair Group Mercedes-Benz Of Cardiff & Newport in Cardiff. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-ae492a48b123
- 2026 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, black. Mileage: 8,129 miles. Price: £22,299, reduced by £200 from £22,499 since AskCar first saw it on 13 October 2026, 26 days ago. Fair price: £393 (1%) over the AskCar estimate of £21,906. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Halliwell Jones North Wales BYD in Conwy. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-f0a576bfc3e3
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