2018 Vauxhall Astra 1.4 i Turbo SRI NAV
Price: £10,150. Above the going rate: £962 (10%) over the AskCar estimate of £9,188, our expected asking price for this car from its model, age, mileage and specification, drawing on 3,822 priced Vauxhall Astra adverts on AskCar as of 4 November 2026.
AskCar lists 4,025 used Vauxhall Astra from 1,901 UK dealerships, as of 4 November 2026.
Overview
- Make: Vauxhall
- Model: Astra
- Trim: SRI NAV
- Version: 1.4 i Turbo SRI NAV Manual FWD Euro 6 5dr Sports Tourer (148 bhp)
- Year: 2018
- Mileage: 19,620 miles
- Fuel: Petrol
- Body: Estate, 5 doors, 5 seats
- Engine: 1.4 litres, 148 bhp
- Gearbox: Manual
- Drive: Front-wheel drive
- Colour: Silver
- CO2: 139 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
With 19,620 miles on the clock, this 2018 Vauxhall Astra Sri Nav has done roughly 45,100 fewer miles than a typical 2018 Vauxhall Astra. The dealer is asking £10,150, which is £962 above the AskCar estimate of £9,188. To work out the AskCar estimate, we analyse UK dealer adverts for 3,822 Vauxhall Astra cars across different ages and specifications. We first recorded this advert 19 days ago, and its asking price has since fallen by £50. The government's MOT record matches its advertised mileage. It is advertised by Car Planet Watford in Rickmansworth. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Above the going rate: £962 (10%) over the AskCar estimate of £9,188.
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 3,822 priced Vauxhall Astra adverts across different ages and specifications, as of 4 November 2026.
A 2018 Vauxhall Astra with the 1.4 petrol engine is typically advertised at £6,700: the median of the 139 for sale on AskCar, as of 4 November 2026.
Time on sale
This 2018 Vauxhall Astra has been on sale for at least 19 days.
Price history
AskCar first saw this advert on 16 October 2026 at £10,200. Its asking price is now £10,150, £50 less. The latest price cut was seen on 28 October 2026.
Price changes recorded:
- 16 October 2026: £10,200
- 28 October 2026: £10,000
- 4 November 2026: £10,150
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 16 December 2026.
It has had 5 MOTs. The latest, on 10 December 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 13,899 miles, which matches the advertised 19,620 miles.
Advertised mileage is about 45,100 miles lower than the median mileage of a 2018 Vauxhall Astra on AskCar.
Browse all Vauxhall Astra cars for sale · 2018 Vauxhall Astra price guide
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Photos
33 photos of this car are on its AskCar page.
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.