2018 Vauxhall Astra 1.6 CDTi BlueInjection SRI NAV
Price: £5,990. Fair price: £294 (4%) under the AskCar estimate of £6,284, 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: 1.6 CDTi BlueInjection SRI NAV Auto FWD Euro 6 (s/s) 5dr (134 bhp)
- Year: 2018
- Mileage: 80,779 miles
- Fuel: Diesel
- Body: Hatchback, 5 doors, 5 seats
- Engine: 1.6 litres, 134 bhp
- Gearbox: Automatic
- Drive: Front-wheel drive
- Colour: Blue
- CO2: 126 g/km
- Emissions standard: Euro 6, ULEZ compliant
About this car
This 2018 Vauxhall Astra Sri Nav has covered 80,779 miles, around 16,100 more miles than is typical for its age. The dealer is asking £5,990, which is £294 below the AskCar estimate of £6,284. To work out the AskCar estimate, we analyse UK dealer adverts for 3,822 Vauxhall Astra cars across different ages and specifications. It first appeared in our advert records today. We checked its advertised mileage against the government's MOT record, and they match. The seller is T B Motors Bedford, based in Bedford. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 4 November 2026.
Price
Fair price: £294 (4%) under the AskCar estimate of £6,284.
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 1.6 diesel engine is typically advertised at £6,000: the median of the 128 for sale on AskCar, as of 4 November 2026.
Time on sale
AskCar first saw this 2018 Vauxhall Astra advertised today. About 6 in 10 of 2018 Vauxhall Astra cars are gone from sale within a month of being advertised: 275 of the 498 first advertised between 11 July 2026 and 1 October 2026.
Price history
AskCar first saw this advert on 4 November 2026 at £5,990. 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 4 November 2026: valid until 30 October 2027.
It has had 9 MOTs. The latest, on 31 October 2026, passed.
Advisories at the latest test: front brake pad(s) wearing thin both sides; front brake disc worn, pitted or scored, but not seriously weakened both sides.
Mileage at that test: 80,793 miles, which matches the advertised 80,779 miles.
Advertised mileage is about 16,100 miles higher than the median mileage of a 2018 Vauxhall Astra on AskCar.
Similar cars
2 other 2018 Vauxhall Astra SRI NAV 1.6 diesel automatic hatchbacks are for sale at UK dealers, from £6,495 to £7,480, as of 4 November 2026.
The 2 closest to this car in mileage:
- 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, grey. Mileage: 86,000 miles. Price: £6,495, £505 more than this car. Dealer: Zamin Motors in Bedford. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-414755d5b0a2
- 2018 Vauxhall Astra SRI NAV, 1.6 diesel hatchback, grey. Mileage: 66,400 miles. Price: £7,480, £1,490 more than this car. Dealer: Rava Best Car Deals in Peterborough. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2018-75eb9e4bae56
Browse all Vauxhall Astra cars for sale · 2018 Vauxhall Astra price guide
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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.