2018 Vauxhall Astra 1.6 CDTi ecoTEC BlueInjection SRI NAV

Price: £3,490. Good value: £619 (15%) under the AskCar estimate of £4,109, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,778 priced Vauxhall Astra adverts on AskCar as of 7 November 2026.

AskCar lists 4,028 used Vauxhall Astra from 1,909 UK dealerships, as of 7 November 2026.

Overview

  • Make: Vauxhall
  • Model: Astra
  • Trim: SRI NAV
  • Version: 1.6 CDTi ecoTEC BlueInjection SRI NAV Manual FWD Euro 6 (s/s) 5dr (108 bhp)
  • Year: 2018
  • Mileage: 105,000 miles
  • Fuel: Diesel
  • Body: Hatchback, 5 doors, 5 seats
  • Engine: 1.6 litres, 108 bhp
  • Gearbox: Manual
  • Drive: Front-wheel drive
  • Colour: White
  • CO2: 91 g/km
  • Emissions standard: Euro 6, ULEZ compliant

About this car

This 2018 Vauxhall Astra Sri Nav has covered 105,000 miles, around 40,300 more miles than is typical for its age. Its asking price of £3,490 is £619 below the AskCar estimate of £4,109. The AskCar estimate draws on 3,778 Vauxhall Astra adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We first saw this car advertised 123 days ago. Its asking price has since fallen by £1,005. The recorded MOT expired on 10 July 2026, so ask the dealer whether it has been renewed. Its advertised mileage matches the government's MOT record. It is advertised by AJ Motor Hub in Peterborough. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Good value: £619 (15%) under the AskCar estimate of £4,109.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 3,778 priced Vauxhall Astra adverts across different ages and specifications, as of 7 November 2026.

A 2018 Vauxhall Astra with the 1.6 diesel engine is typically advertised at £6,000: the median of the 126 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2018 Vauxhall Astra has been on sale for at least 123 days.

Price history

AskCar first saw this advert on 7 July 2026 at £4,495. Its asking price is now £3,490, £1,005 less. The latest price cut was seen on 23 September 2026.

Price changes recorded:

  • 7 July 2026: £4,495
  • 23 September 2026: £3,490

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: the latest record we hold ran out on 10 July 2026; ask the dealer for the current MOT.

It has had 9 MOTs. The latest, on 1 July 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 98,221 miles, which matches the advertised 105,000 miles.

Advertised mileage is about 40,300 miles higher than the median mileage of a 2018 Vauxhall Astra on AskCar.

Similar cars

5 other 2018 Vauxhall Astra SRI NAV 1.6 diesel manual hatchbacks are for sale at UK dealers, from £2,990 to £5,995, as of 7 November 2026.

The 3 closest to this car in mileage:

  • 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, silver. Mileage: 114,000 miles. Price: £2,990, £500 less than this car. Dealer: Autoway Bristol in Bristol. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-24aa19d853c3
  • 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, silver. Mileage: 81,326 miles. Price: £4,950, £1,460 more than this car. Dealer: Dean Smith Car Sales in Manchester. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-c8218031dd14
  • 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, blue. Mileage: 74,255 miles. Price: £5,490, £2,000 more than this car. Dealer: Swindon Vehicle Solutions in Swindon. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-a156a229d49d
  • The nearest: 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, grey, 48 miles from this car. Mileage: 70,559 miles. Price: £5,400, £1,910 more than this car. Dealer: Jojo Auto in Nottingham. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-e54778a4d8aa

Browse all Vauxhall Astra cars for sale · 2018 Vauxhall Astra price guide

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Photos

26 photos of this car are on its AskCar page.

As of 7 November 2026, AskCar lists 601,018 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.