2018 Vauxhall Astra 1.4 i Turbo SRI

Price: £8,995. Fair price: £431 (5%) over the AskCar estimate of £8,564, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,797 priced Vauxhall Astra adverts on AskCar as of 14 November 2026.

AskCar lists 3,988 used Vauxhall Astra from 1,883 UK dealerships, as of 14 November 2026.

Overview

Make: Vauxhall
Model: Astra
Trim: SRI
Version: 1.4 i Turbo SRI Auto FWD Euro 6 (s/s) 5dr (148 bhp)
Year: 2018
Mileage: 46,997 miles
Fuel: Petrol
Body: Hatchback, 5 doors, 5 seats
Engine: 1.4 litres, 148 bhp
Gearbox: Automatic
Drive: Front-wheel drive
Colour: Grey
CO2: 127 g/km
Emissions standard: Euro 6, ULEZ compliant

About this car

At 46,997 miles, this 2018 Vauxhall Astra Sri has covered about 17,600 fewer miles than other 2018 Vauxhall Astra cars. Priced at £8,995, it is advertised £431 above the AskCar estimate of £8,564. The AskCar estimate draws on 3,797 Vauxhall Astra adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. We have tracked this advert today. Its advertised mileage matches the government's MOT record. It is advertised by Zennix Auto in Ruislip. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 14 November 2026.

How we estimate prices and check cars

Zennix Auto is rated 4.9 out of 5 on Google.

Price

Fair price: £431 (5%) over the AskCar estimate of £8,564.

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 3,797 priced Vauxhall Astra adverts across different ages and specifications, as of 14 November 2026.

A 2018 Vauxhall Astra with the 1.4 petrol engine is typically advertised at £6,700: the median of the 132 for sale on AskCar, as of 14 November 2026.

Time on sale

AskCar first saw this 2018 Vauxhall Astra advertised today. About half of 2018 Vauxhall Astra cars are gone from sale within a month of being advertised: 293 of the 537 first advertised between 14 July 2026 and 11 October 2026.

Price history

AskCar first saw this advert on 14 November 2026 at £8,995. Its asking price has not changed.

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 14 November 2026: valid until 10 February 2027.

It failed its MOT on 11 February 2026 (offside rear stop lamp(s) not working) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 41,550 miles, which matches the advertised 46,997 miles.

Advertised mileage is about 17,600 miles lower than the median mileage of a 2018 Vauxhall Astra on AskCar.

Similar cars

6 other 2018 Vauxhall Astra SRI 1.4 petrol automatic hatchbacks are for sale at UK dealers, from £7,188 to £10,990, as of 14 November 2026.

The 3 closest to this car in mileage:

2018 Vauxhall Astra SRI, 1.4 petrol hatchback, grey. Mileage: 45,925 miles. Price: £8,000, £995 less than this car. Dealer: London Car Market in Hounslow. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-c6598e1c4587
2018 Vauxhall Astra SRI, 1.4 petrol hatchback, red. Mileage: 50,000 miles. Price: £8,388, £607 less than this car. Dealer: The Car Traders London in Romford. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-4d6b5e7a31d8
2018 Vauxhall Astra SRI, 1.4 petrol hatchback, silver. Mileage: 50,883 miles. Price: £8,272, £723 less than this car. Dealer: Snows Vauxhall Portsmouth in Portsmouth. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-d4a727d56b89

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

Photos

15 photos of this car are on its AskCar page.

As of 14 November 2026, AskCar lists 600,711 cars and vans from 12,770 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.