2017 Vauxhall Astra 1.4 i Turbo SRI NAV

Overview

• Make: Vauxhall
• Model: Astra
• Trim: SRI NAV
• Version: 1.4 i Turbo SRI NAV Manual FWD Euro 6 5dr (148 bhp)
• Year: 2017
• Mileage: 29,500 miles
• Fuel: Petrol
• Body: Hatchback, 5 doors, 5 seats
• Engine: 1.4 litres, 148 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Black
• CO2: 128 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 29,500 miles, this 2017 Vauxhall Astra Sri Nav has covered about 37,100 fewer miles than other 2017 Vauxhall Astra cars. The dealer is asking £5,000, which is £2,471 below the AskCar estimate of £7,471. We recommend confirming the advertised price and vehicle details. To work out the AskCar estimate, we analyse UK dealer adverts for 3,822 Vauxhall Astra cars across different ages and specifications. We first saw this car advertised 107 days ago. Its asking price has since fallen by £500. The government's MOT record matches its advertised mileage. You can find this car at M&S Autos in Knebworth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 4 November 2026.

How we estimate prices and check cars

Price

Far below the going rate: £2,471 (33%) under the AskCar estimate of £7,471. Worth asking the dealer why.

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 2017 Vauxhall Astra with the 1.4 petrol engine is typically advertised at £6,300: the median of the 260 for sale on AskCar, as of 4 November 2026.

Time on sale

This 2017 Vauxhall Astra has been on sale for at least 107 days.

Price history

AskCar first saw this advert on 20 July 2026 at £5,500. Its asking price is now £5,000, £500 less. The latest price cut was seen on 20 October 2026.

Price changes recorded:

• 20 July 2026: £5,500
• 20 October 2026: £5,000

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 4 November 2026: valid until 19 December 2026.

It has had 8 MOTs. The latest, on 21 November 2025, passed.

There were no advisories at the latest test.

Mileage at that test: 26,080 miles, which matches the advertised 29,500 miles.

Advertised mileage is about 37,100 miles lower than the median mileage of a 2017 Vauxhall Astra on AskCar.

Similar cars

22 other 2017 Vauxhall Astra SRI NAV 1.4 petrol manual hatchbacks are for sale at UK dealers, from £1,995 to £8,030, as of 4 November 2026.

The 3 closest to this car in mileage:

• 2017 Vauxhall Astra SRI NAV, 1.4 petrol hatchback, green. Mileage: 32,438 miles. Price: £7,000, £2,000 more than this car. Dealer: Cresswell Automotive in Southampton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2017-00a7811ead3b
• 2017 Vauxhall Astra SRI NAV, 1.4 petrol hatchback, silver. Mileage: 26,550 miles. Price: £8,030, £3,030 more than this car. Dealer: Evans Halshaw Vauxhall Wigan in Wigan. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2017-f7fd7524b939
• 2017 Vauxhall Astra SRI NAV, 1.4 petrol hatchback, white. Mileage: 35,546 miles. Price: £6,999, £1,999 more than this car. Dealer: AL Prestige Cars in Southampton. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2017-e64c7c09ccb2

• The nearest: 2017 Vauxhall Astra SRI NAV, 1.4 petrol hatchback, black, 5 miles from this car. Mileage: 65,294 miles. Price: £1,995, £3,005 less than this car. Dealer: Braceys Motors in Hitchin. AskCar page: https://askcar.co.uk/car/vauxhall-astra-2017-1bccdcd179c7