2023 CUPRA Formentor prices under £20,000

There are 297 used 2023 CUPRA Formentor cars for sale under £20,000 from UK dealers on AskCar, as of 10 November 2026. Typical asking price £18,300 (the median: half cost less, half cost more). The cheapest is £13,395. The middle half are priced between £17,000 and £19,200. Median mileage: about 37,000 miles.

Dealers lowered the asking price on more than half of 2023 CUPRA Formentor cars under £20,000: 158 of the 297 in the 14 days to 10 November 2026.

AskCar lists 1,904 used CUPRA Formentor across the UK, from 642 dealerships.

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.

2023 CUPRA Formentor cars for sale now under £20,000, page 1 of 6

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. 285 of the 292 cars listed here meet these rules. Pages 2 to 6 list every other 2023 CUPRA Formentor car, cheapest first, including the 7 the groups do not pick from.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 1,886 priced CUPRA Formentor adverts on AskCar as of 10 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2023 CUPRA Formentor.

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. Each car's AskCar page has its full price history and cheaper cars like it.

This list leaves out 5 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2023 CUPRA Formentor: priced furthest below the AskCar estimate

These 10 are priced 8% to 18% under their AskCar estimate. Their asking prices run from £15,245 to £18,495.

Cheapest 2023 CUPRA Formentor: the lowest asking prices

These 10 are priced £13,395 to £14,572. They have covered 66,005 to 97,026 miles.

Lowest-mileage 2023 CUPRA Formentor

These 10 have covered 10,000 to 14,140 miles. Their asking prices run from £17,790 to £19,999.

Recently reduced 2023 CUPRA Formentor: the biggest price reductions in the 14 days to 10 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 10 November 2026. Their reductions since AskCar first saw them run from £2,300 to £6,800.

Newly advertised 2023 CUPRA Formentor: first seen by AskCar in the 7 days to 10 November 2026

These 10 are the most recently advertised. Cars first seen on the same day are listed cheapest first.

CUPRA Formentor by gearbox, fuel and body

CUPRA Formentor under £20,000 by gearbox, fuel and body

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