2018 Vauxhall Astra prices

The car you were looking at is no longer listed. Here are similar cars for sale now.

There are 314 used 2018 Vauxhall Astra cars for sale from UK dealers on AskCar, as of 4 November 2026. Typical asking price £6,500 (the median: half cost less, half cost more). The cheapest is £2,495. The middle half are priced between £5,000 and £7,800. Median mileage: about 66,000 miles.

Dealers lowered the asking price on more than one in ten of 2018 Vauxhall Astra cars: 61 of the 314 in the 14 days to 4 November 2026.

2018 Vauxhall Astra prices by engine and mileage

A 2018 Vauxhall Astra 1.4 petrol car typically costs £6,700, against £6,000 for the 1.6 diesel, as of 4 November 2026.

A 2018 Vauxhall Astra 1.4 petrol car with 20,000 to 40,000 miles typically costs £8,100, against £5,500 with 60,000 miles or more.

EngineAll mileagesUnder 20,000 miles20,000 to 40,000 miles40,000 to 60,000 miles60,000 miles or more
1.4 petrol£6,700Too few for sale£8,100£7,000£5,500
1.6 diesel£6,000Too few for saleToo few for sale£8,000£5,400
1.0 petrol£6,200Too few for saleToo few for saleToo few for saleToo few for sale

Only 1 of the 2018 Vauxhall Astra cars for sale have the 2.0 petrol engine, too few to give a typical asking price.

2018 Vauxhall Astra prices by trim

TrimTypical asking price, 2018 cars
SRI£6,600
SRI NAV£6,600
Design£5,500
Elite NAV£7,600
Tech Line NAV£5,000
SRI VX Line NAV£6,500
SEToo few for sale
EliteToo few for sale
SRI VX LineToo few for sale
UltimateToo few for sale

Only 5 of the 2018 Vauxhall Astra cars for sale are SE, too few to give a typical asking price.

Only 4 of the 2018 Vauxhall Astra cars for sale are Elite, too few to give a typical asking price.

Only 4 of the 2018 Vauxhall Astra cars for sale are SRI VX Line, too few to give a typical asking price.

Only 1 of the 2018 Vauxhall Astra cars for sale are Ultimate, too few to give a typical asking price.

Typical asking prices are of 2018 Vauxhall Astra cars for sale on 4 November 2026, and are given only where at least 20 cars with a price are for sale.

2018 Vauxhall Astra against other years

A 2017 Vauxhall Astra car has a typical asking price of £6,000 and a 2019 one £7,000, as of 4 November 2026.

AskCar lists 4,025 used Vauxhall Astra across the UK, from 1,901 dealerships.

As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 Vauxhall Astra cars for sale now, 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. 273 of the 290 cars listed here meet these rules. Pages 2 to 6 list every other 2018 Vauxhall Astra car, cheapest first, including the 17 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 3,822 priced Vauxhall Astra adverts on AskCar as of 4 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Vauxhall Astra.

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 24 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.

Best value 2018 Vauxhall Astra: priced furthest below the AskCar estimate

These 10 are priced 14% to 22% under their AskCar estimate. Their asking prices run from £2,990 to £5,995.

Cheapest 2018 Vauxhall Astra: the lowest asking prices

These 10 are priced £2,795 to £3,490. They have covered 104,000 to 161,509 miles.

Lowest-mileage 2018 Vauxhall Astra

These 10 have covered 12,200 to 25,000 miles. Their asking prices run from £7,995 to £19,995.

Recently reduced 2018 Vauxhall Astra: the biggest price reductions in the 14 days to 4 November 2026

The dealer lowered the asking price on each of these 10 in the 14 days to 4 November 2026. Their reductions since AskCar first saw them run from £900 to £1,600.

Newly advertised 2018 Vauxhall Astra: first seen by AskCar in the 7 days to 4 November 2026

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

Vauxhall Astra by gearbox, fuel and body

Vauxhall Astra prices by year

Vauxhall Astra by trim

2018 Vauxhall Astra by price

2018 Vauxhall Astra by trim

Vauxhall Astra by price

Vauxhall Astra near you

More Vauxhall

Everything