Used BYD Seal 6 for sale near Northampton
There are 14 used BYD Seal 6 for sale from UK dealers within 20 miles of Northampton on AskCar, as of 10 November 2026. Typical asking price £21,500 (the median: half cost less, half cost more). The cheapest is £19,900. AskCar lists 215 used BYD Seal 6 across the UK, from 93 dealerships.
The middle half of the 14 cars are priced between £21,000 and £22,000.
As of 10 November 2026, AskCar lists 591,054 cars and vans from 12,888 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
Price reductions near Northampton
3 of the 14 BYD Seal 6 within 20 miles of Northampton had their price reduced in the last 14 days to 10 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 209 priced BYD Seal 6 adverts on AskCar as of 10 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 6 1.5 Comfort, 209 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, blue. Mileage: 7,901 miles. Price: £24,200, unchanged since AskCar first saw it on 5 November 2026, 5 days ago. Fair price: £1,004 (3%) under the AskCar estimate of £25,204. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-b2470d044372
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, beige. Mileage: 2,557 miles. Price: £21,995, unchanged since AskCar first saw it on 10 November 2026. Fair price: £681 (3%) under the AskCar estimate of £22,676. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-ff46e278b0f3
- 2025 BYD Seal 6 1.5 Comfort Lite, 209 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 4,490 miles. Price: £22,700, unchanged since AskCar first saw it on 7 November 2026, 3 days ago. Fair price: £548 (2%) under the AskCar estimate of £23,248. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-c3b123741cb0
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, blue. Mileage: 2,678 miles. Price: £22,200, reduced by £5,794 from £27,994 since AskCar first saw it on 29 August 2026, 73 days ago. Fair price: £518 (2%) under the AskCar estimate of £22,718. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-b58a2c3b0783
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, black. Mileage: 12,035 miles. Price: £20,800, unchanged since AskCar first saw it on 7 November 2026, 3 days ago. Fair price: £287 (1%) under the AskCar estimate of £21,087. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-d654607f8e7e
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, white. Mileage: 10,421 miles. Price: £21,000, reduced by £600 from £21,600 since AskCar first saw it on 27 October 2026, 14 days ago. Fair price: £218 (1%) under the AskCar estimate of £21,218. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-8592f5f8a3c8
- 2025 BYD Seal 6 1.5 Comfort Lite, 209 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, blue. Mileage: 6,782 miles. Price: £21,600, unchanged since AskCar first saw it on 10 November 2026. Fair price: £219 (1%) under the AskCar estimate of £21,819. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-862d28abd710
- 2025 BYD Seal 6 1.5 Comfort Lite, 209 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, black. Mileage: 5,421 miles. Price: £21,900, unchanged since AskCar first saw it on 8 November 2026, 2 days ago. Fair price: £218 (under 1%) under the AskCar estimate of £22,118. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-ffb49ac19ed2
- 2025 BYD Seal 6 1.5 Comfort Lite, 209 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, black. Mileage: 14,682 miles. Price: £20,400, unchanged since AskCar first saw it on 8 November 2026, 2 days ago. Fair price: £199 (under 1%) under the AskCar estimate of £20,599. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-231891608dfe
- 2025 BYD Seal 6 1.5 Comfort Lite, 209 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, blue. Mileage: 7,347 miles. Price: £21,500, unchanged since AskCar first saw it on 10 November 2026. Fair price: £196 (under 1%) under the AskCar estimate of £21,696. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-ad407d2c036f
- 2025 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 15,584 miles. Price: £19,900, reduced by £6,095 from £25,995 since AskCar first saw it on 28 May 2026, 166 days ago. Fair price: £134 (under 1%) under the AskCar estimate of £20,034. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-4b82b16eb325
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), saloon, 4 doors, blue. Mileage: 11,963 miles. Price: £21,000, reduced by £700 from £21,700 since AskCar first saw it on 22 October 2026, 19 days ago. Fair price: £95 (under 1%) under the AskCar estimate of £21,095. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-6dd633dc3e9a
- 2026 BYD Seal 6 1.5 Boost, 181 bhp, automatic, plug-in hybrid (petrol), estate, 5 doors, black. Mileage: 9,308 miles. Price: £21,400, unchanged since AskCar first saw it on 8 November 2026, 2 days ago. Fair price: £14 (under 1%) under the AskCar estimate of £21,414. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Marshall BYD Northampton in Northampton, 3 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2026-afa230ce1b6b
- 2025 BYD Seal 6 1.5 Boost, 180 bhp, automatic, plug-in hybrid (petrol), blue. Mileage: 11 miles. Price: £27,995, unchanged since AskCar first saw it on 18 July 2026, 115 days ago. Above the going rate: £2,315 (9%) over the AskCar estimate of £25,680. Euro 6 emissions standard. ULEZ compliant. Dealer: Chariots Specialist Cars Chariots BYD Kettering in Kettering, 10 miles from Northampton. AskCar page: https://askcar.co.uk/car/byd-seal-6-2025-2dc26af70bf2
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