2020 Vauxhall Astra SRI NAV prices

There are 21 used 2020 Vauxhall Astra SRI NAV cars for sale from UK dealers on AskCar, as of 9 November 2026. Typical asking price £8,000 (the median: half cost less, half cost more). The cheapest is £4,995. The middle half are priced between £6,800 and £8,400. Median mileage: about 51,000 miles.

Dealers lowered the asking price on more than a quarter of 2020 Vauxhall Astra SRI NAV cars: 7 of the 21 in the 14 days to 9 November 2026.

2020 Vauxhall Astra SRI NAV against other years

A 2019 Vauxhall Astra SRI NAV car has a typical asking price of £6,500, as of 9 November 2026.

AskCar lists 3,906 used Vauxhall Astra across the UK, from 1,856 dealerships.

As of 9 November 2026, AskCar lists 584,619 cars and vans from 12,676 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2020 Vauxhall Astra SRI NAV cars for sale now, page 1 of 2

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. All 20 cars listed here meet these rules. Page 2 lists every other 2020 Vauxhall Astra SRI NAV car, cheapest first.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 3,732 priced Vauxhall Astra adverts on AskCar as of 9 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2020 Vauxhall Astra SRI NAV.

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 1 car whose advertised mileage is lower than the mileage recorded at its last MOT test.

Best value 2020 Vauxhall Astra SRI NAV: priced furthest below the AskCar estimate

Their asking prices run from £4,995 to £9,495.

Cheapest 2020 Vauxhall Astra SRI NAV: the lowest asking prices

These 10 are priced £4,995 to £7,850. They have covered 46,310 to 106,000 miles.

Lowest-mileage 2020 Vauxhall Astra SRI NAV

These 10 have covered 20,725 to 51,000 miles. Their asking prices run from £7,750 to £11,000.

Recently reduced 2020 Vauxhall Astra SRI NAV: the biggest price reductions in the 14 days to 9 November 2026

The dealer lowered the asking price on each of these 7 in the 14 days to 9 November 2026. Their reductions since AskCar first saw them run from £310 to £1,709.

Newly advertised 2020 Vauxhall Astra SRI NAV: first seen by AskCar in the 7 days to 9 November 2026

This car is the most recently advertised.

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